CVE-2023-20593: A use-after-free in AMD Zen2 Processors
First published: Tue Jun 27 2023(Updated: )
An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.
Credit: psirt@amd.com psirt@amd.com psirt@amd.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/amd64-microcode | <=3.20191218.1<=3.20230414.1 | 3.20230719.1 3.20230719.1~deb12u1 3.20230719.1~deb11u1 |
| IBM Security Verify Governance, Identity Manager software component | <=ISVG 10.0.2 | |
| IBM Security Verify Governance, Identity Manager virtual appliance component | <=ISVG 10.0.2 | |
| Xen xen-unstable | =4.15.0 | |
| Xen xen-unstable | =4.17.0 | |
| Xen xen-unstable | =4.16.0 | |
| Xen xen-unstable | =4.14.0 | |
| Debian GNU/Linux | =10.0 | |
| Debian GNU/Linux | =11.0 | |
| Debian GNU/Linux | =12.0 | |
| debian/amd64-microcode | 3.20240820.1~deb11u1 3.20230719.1~deb11u1 3.20240820.1~deb12u1 3.20230719.1~deb12u1 3.20240820.1 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.15-1 | |
| Debian | =10.0 | |
| Debian | =11.0 | |
| Debian | =12.0 | |
| All of | ||
| AMD Ryzen 3 3100 Firmware | ||
| AMD Ryzen 3 3100 Firmware | ||
| All of | ||
| AMD Ryzen 3 3300X Firmware | ||
| AMD Ryzen 3 3300X Firmware | ||
| All of | ||
| AMD Ryzen 5 3500 firmware | ||
| AMD Ryzen 5 3500 | ||
| All of | ||
| AMD Ryzen 5 3500X Firmware | ||
| AMD Ryzen 5 3500X Firmware | ||
| All of | ||
| AMD Ryzen 5 3600 firmware | ||
| AMD Ryzen 5 3600 | ||
| All of | ||
| AMD Ryzen 5 3600X Firmware | ||
| AMD Ryzen 5 3600X Firmware | ||
| All of | ||
| AMD Ryzen 5 3600XT firmware | ||
| AMD Ryzen 5 3600XT firmware | ||
| All of | ||
| AMD Ryzen 7 3700X Firmware | ||
| AMD Ryzen 7 3700X Firmware | ||
| All of | ||
| AMD Ryzen 7 3800XT Firmware | ||
| AMD Ryzen 7 3800X | ||
| All of | ||
| AMD Ryzen 7 3800XT Firmware | ||
| AMD Ryzen 7 3800XT Firmware | ||
| All of | ||
| AMD Ryzen 9 3900X Firmware | ||
| AMD Ryzen 9 Pro 3900 | ||
| All of | ||
| AMD Ryzen 9 3900X | ||
| AMD Ryzen 9 3900X | ||
| All of | ||
| AMD Ryzen 9 3900XT Firmware | ||
| AMD Ryzen 9 3900XT Firmware | ||
| All of | ||
| AMD Ryzen 9 3950x firmware | ||
| AMD Ryzen 9 3950x firmware | ||
| All of | ||
| AMD Ryzen 9 Pro 3900 firmware | ||
| AMD Ryzen 9 Pro 3900 firmware | ||
| All of | ||
| AMD Ryzen Threadripper Pro 3995WX Firmware | ||
| AMD Ryzen Threadripper Pro 3995WX | ||
| All of | ||
| AMD Ryzen Threadripper Pro 3975WX Firmware | ||
| AMD Ryzen Threadripper Pro 3975WX Firmware | ||
| All of | ||
| AMD Ryzen Threadripper Pro 3955WX Firmware | ||
| AMD Ryzen Threadripper Pro 3955WX | ||
| All of | ||
| AMD Ryzen Threadripper Pro 3945WX Firmware | ||
| AMD Ryzen Threadripper Pro 3945WX Firmware | ||
| All of | ||
| AMD Ryzen Threadripper 3990X | ||
| AMD Ryzen Threadripper 3990X | ||
| All of | ||
| AMD Ryzen Threadripper 3970X Firmware | ||
| AMD Ryzen Threadripper 3970X Firmware | ||
| All of | ||
| AMD Ryzen Threadripper 3960X Firmware | ||
| AMD Ryzen Threadripper 3960X Firmware | ||
| All of | ||
| AMD Ryzen 7 4700G Firmware | ||
| AMD Ryzen 7 4700G | ||
| All of | ||
| AMD Ryzen 7 4700GE Firmware | ||
| AMD Ryzen 7 4700GE Firmware | ||
| All of | ||
| AMD Ryzen 5 4600G Firmware | ||
| AMD Ryzen 5 4600G Firmware | ||
| All of | ||
| AMD Ryzen 5 4600GE firmware | ||
| AMD Ryzen 5 4600GE | ||
| All of | ||
| AMD Ryzen 3 4300G Firmware | ||
| AMD Ryzen 4300G | ||
| All of | ||
| AMD Ryzen 4300GE Firmware | ||
| AMD Ryzen 4300GE | ||
| All of | ||
| AMD Ryzen 3 Pro 4450U firmware | ||
| AMD Ryzen 3 Pro 4450U firmware | ||
| All of | ||
| AMD Ryzen 3 Pro 4350GE Firmware | ||
| AMD Ryzen Pro 4350GE | ||
| All of | ||
| AMD Ryzen 3 Pro 4350G | ||
| AMD Ryzen Pro 4350G Firmware | ||
| All of | ||
| AMD Ryzen 3 Pro 4200G Firmware | ||
| AMD Ryzen 3 Pro 4200G | ||
| All of | ||
| AMD Ryzen Pro 4650GE Firmware | ||
| AMD Ryzen Pro 4650GE Firmware | ||
| All of | ||
| AMD Ryzen Pro 4650G Firmware | ||
| AMD Ryzen Pro 4650G Firmware | ||
| All of | ||
| AMD Ryzen 5 Pro 4400G Firmware | ||
| AMD Ryzen 5 Pro 4400G Firmware | ||
| All of | ||
| AMD Ryzen 7 Pro 4750U firmware | ||
| AMD Ryzen 7 Pro 4750U firmware | ||
| All of | ||
| AMD Ryzen 7 Pro 4750GE firmware | ||
| AMD Ryzen Pro 4750GE | ||
| All of | ||
| AMD Ryzen 7 Pro 4750G firmware | ||
| AMD Ryzen Pro 4750G | ||
| All of | ||
| AMD Ryzen 7 5700U Firmware | ||
| AMD Ryzen 7 5700U Firmware | ||
| All of | ||
| AMD Ryzen 5 5500U Firmware | ||
| AMD Ryzen 5 5500U | ||
| All of | ||
| AMD Ryzen 3 5300U Firmware | ||
| AMD Ryzen 3 5300U Firmware | ||
| All of | ||
| AMD Ryzen 5 7520u firmware | ||
| AMD Ryzen 5 7520u firmware | ||
| All of | ||
| AMD Ryzen 3 7320U Firmware | ||
| AMD Ryzen 3 7320U | ||
| All of | ||
| AMD Athlon Gold 7220U Firmware | ||
| AMD Athlon Gold 7220U | ||
| All of | ||
| AMD EPYC 7232p firmware | ||
| AMD EPYC 7232p firmware | ||
| All of | ||
| AMD EPYC 7302P Firmware | ||
| AMD EPYC 7302P | ||
| All of | ||
| AMD EPYC 7402P Firmware | ||
| AMD EPYC 7402P | ||
| All of | ||
| AMD EPYC 7502P Firmware | ||
| AMD EPYC 7502P | ||
| All of | ||
| AMD EPYC 7702 Firmware | ||
| AMD EPYC 7702p | ||
| All of | ||
| AMD EPYC 7252 Firmware | ||
| AMD EPYC 7252 Firmware | ||
| All of | ||
| AMD EPYC 7262 Firmware | ||
| AMD EPYC 7262 Firmware | ||
| All of | ||
| AMD EPYC 7272 firmware | ||
| AMD EPYC 7272 firmware | ||
| All of | ||
| AMD EPYC 7282 Firmware | ||
| AMD EPYC 7282 | ||
| All of | ||
| Amd Epyc Server Firmware | ||
| AMD EPYC 7302P | ||
| All of | ||
| AMD EPYC 7352 firmware | ||
| AMD EPYC 7352 | ||
| All of | ||
| Amd Epyc Server Firmware | ||
| AMD EPYC 7402 | ||
| All of | ||
| AMD EPYC 7452 Firmware | ||
| AMD EPYC 7452 | ||
| All of | ||
| Amd Epyc Server Firmware | ||
| AMD EPYC 7502 | ||
| All of | ||
| AMD EPYC 7532 Firmware | ||
| AMD EPYC 7532 | ||
| All of | ||
| AMD EPYC 7542 Firmware | ||
| AMD EPYC 7542 | ||
| All of | ||
| AMD EPYC 7552 Firmware | ||
| AMD EPYC Embedded 7552 | ||
| All of | ||
| AMD EPYC 7642 Firmware | ||
| AMD EPYC 7642 Firmware | ||
| All of | ||
| AMD EPYC 7662 Firmware | ||
| AMD EPYC 7662 | ||
| All of | ||
| AMD EPYC 7702 Firmware | ||
| AMD EPYC 7702 | ||
| All of | ||
| AMD EPYC 7742 firmware | ||
| AMD EPYC 7742 firmware | ||
| All of | ||
| AMD EPYC 7H12 Firmware | ||
| AMD EPYC 7H12 | ||
| All of | ||
| AMD EPYC 7F32 Firmware | ||
| AMD EPYC 7F32 Firmware | ||
| All of | ||
| AMD EPYC 7F52 Firmware | ||
| AMD EPYC 7F52 | ||
| All of | ||
| AMD EPYC 7F72 Firmware | ||
| AMD EPYC 7F72 | ||
| AMD Ryzen 3 3100 Firmware | ||
| AMD Ryzen 3 3100 Firmware | ||
| AMD Ryzen 3 3300X Firmware | ||
| AMD Ryzen 3 3300X Firmware | ||
| AMD Ryzen 5 3500 firmware | ||
| AMD Ryzen 5 3500 | ||
| AMD Ryzen 5 3500X Firmware | ||
| AMD Ryzen 5 3500X Firmware | ||
| AMD Ryzen 5 3600 firmware | ||
| AMD Ryzen 5 3600 | ||
| AMD Ryzen 5 3600X Firmware | ||
| AMD Ryzen 5 3600X Firmware | ||
| AMD Ryzen 5 3600XT firmware | ||
| AMD Ryzen 5 3600XT firmware | ||
| AMD Ryzen 7 3700X Firmware | ||
| AMD Ryzen 7 3700X Firmware | ||
| AMD Ryzen 7 3800XT Firmware | ||
| AMD Ryzen 7 3800X | ||
| AMD Ryzen 7 3800XT Firmware | ||
| AMD Ryzen 7 3800XT Firmware | ||
| AMD Ryzen 9 3900X Firmware | ||
| AMD Ryzen 9 Pro 3900 | ||
| AMD Ryzen 9 3900X | ||
| AMD Ryzen 9 3900X | ||
| AMD Ryzen 9 3900XT Firmware | ||
| AMD Ryzen 9 3900XT Firmware | ||
| AMD Ryzen 9 3950x firmware | ||
| AMD Ryzen 9 3950x firmware | ||
| AMD Ryzen 9 Pro 3900 firmware | ||
| AMD Ryzen 9 Pro 3900 firmware | ||
| AMD Ryzen Threadripper Pro 3995WX Firmware | ||
| AMD Ryzen Threadripper Pro 3995WX | ||
| AMD Ryzen Threadripper Pro 3975WX Firmware | ||
| AMD Ryzen Threadripper Pro 3975WX Firmware | ||
| AMD Ryzen Threadripper Pro 3955WX Firmware | ||
| AMD Ryzen Threadripper Pro 3955WX | ||
| AMD Ryzen Threadripper Pro 3945WX Firmware | ||
| AMD Ryzen Threadripper Pro 3945WX Firmware | ||
| AMD Ryzen Threadripper 3990X | ||
| AMD Ryzen Threadripper 3990X | ||
| AMD Ryzen Threadripper 3970X Firmware | ||
| AMD Ryzen Threadripper 3970X Firmware | ||
| AMD Ryzen Threadripper 3960X Firmware | ||
| AMD Ryzen Threadripper 3960X Firmware | ||
| AMD Ryzen 7 4700G Firmware | ||
| AMD Ryzen 7 4700G | ||
| AMD Ryzen 7 4700GE Firmware | ||
| AMD Ryzen 7 4700GE Firmware | ||
| AMD Ryzen 5 4600G Firmware | ||
| AMD Ryzen 5 4600G Firmware | ||
| AMD Ryzen 5 4600GE firmware | ||
| AMD Ryzen 5 4600GE | ||
| AMD Ryzen 3 4300G Firmware | ||
| AMD Ryzen 4300G | ||
| AMD Ryzen 4300GE Firmware | ||
| AMD Ryzen 4300GE | ||
| AMD Ryzen 3 Pro 4450U firmware | ||
| AMD Ryzen 3 Pro 4450U firmware | ||
| AMD Ryzen 3 Pro 4350GE Firmware | ||
| AMD Ryzen Pro 4350GE | ||
| AMD Ryzen 3 Pro 4350G | ||
| AMD Ryzen Pro 4350G Firmware | ||
| AMD Ryzen 3 Pro 4200G Firmware | ||
| AMD Ryzen 3 Pro 4200G | ||
| AMD Ryzen Pro 4650GE Firmware | ||
| AMD Ryzen Pro 4650GE Firmware | ||
| AMD Ryzen Pro 4650G Firmware | ||
| AMD Ryzen Pro 4650G Firmware | ||
| AMD Ryzen 5 Pro 4400G Firmware | ||
| AMD Ryzen 5 Pro 4400G Firmware | ||
| AMD Ryzen 7 Pro 4750U firmware | ||
| AMD Ryzen 7 Pro 4750U firmware | ||
| AMD Ryzen 7 Pro 4750GE firmware | ||
| AMD Ryzen Pro 4750GE | ||
| AMD Ryzen 7 Pro 4750G firmware | ||
| AMD Ryzen Pro 4750G | ||
| AMD Ryzen 7 5700U Firmware | ||
| AMD Ryzen 7 5700U Firmware | ||
| AMD Ryzen 5 5500U Firmware | ||
| AMD Ryzen 5 5500U | ||
| AMD Ryzen 3 5300U Firmware | ||
| AMD Ryzen 3 5300U Firmware | ||
| AMD Ryzen 5 7520u firmware | ||
| AMD Ryzen 5 7520u firmware | ||
| AMD Ryzen 3 7320U Firmware | ||
| AMD Ryzen 3 7320U | ||
| AMD Athlon Gold 7220U Firmware | ||
| AMD Athlon Gold 7220U | ||
| AMD EPYC 7232p firmware | ||
| AMD EPYC 7232p firmware | ||
| AMD EPYC 7302P Firmware | ||
| AMD EPYC 7302P | ||
| AMD EPYC 7402P Firmware | ||
| AMD EPYC 7402P | ||
| AMD EPYC 7502P Firmware | ||
| AMD EPYC 7502P | ||
| AMD EPYC 7702 Firmware | ||
| AMD EPYC 7702p | ||
| AMD EPYC 7252 Firmware | ||
| AMD EPYC 7252 Firmware | ||
| AMD EPYC 7262 Firmware | ||
| AMD EPYC 7262 Firmware | ||
| AMD EPYC 7272 firmware | ||
| AMD EPYC 7272 firmware | ||
| AMD EPYC 7282 Firmware | ||
| AMD EPYC 7282 | ||
| Amd Epyc Server Firmware | ||
| AMD EPYC 7302P | ||
| AMD EPYC 7352 firmware | ||
| AMD EPYC 7352 | ||
| Amd Epyc Server Firmware | ||
| AMD EPYC 7402 | ||
| AMD EPYC 7452 Firmware | ||
| AMD EPYC 7452 | ||
| Amd Epyc Server Firmware | ||
| AMD EPYC 7502 | ||
| AMD EPYC 7532 Firmware | ||
| AMD EPYC 7532 | ||
| AMD EPYC 7542 Firmware | ||
| AMD EPYC 7542 | ||
| AMD EPYC 7552 Firmware | ||
| AMD EPYC Embedded 7552 | ||
| AMD EPYC 7642 Firmware | ||
| AMD EPYC 7642 Firmware | ||
| AMD EPYC 7662 Firmware | ||
| AMD EPYC 7662 | ||
| AMD EPYC 7702 Firmware | ||
| AMD EPYC 7702 | ||
| AMD EPYC 7742 firmware | ||
| AMD EPYC 7742 firmware | ||
| AMD EPYC 7H12 Firmware | ||
| AMD EPYC 7H12 | ||
| AMD EPYC 7F32 Firmware | ||
| AMD EPYC 7F32 Firmware | ||
| AMD EPYC 7F52 Firmware | ||
| AMD EPYC 7F52 | ||
| AMD EPYC 7F72 Firmware | ||
| AMD EPYC 7F72 |
Remedy
Use msr-tools to set a chicken bit on all cores to enable a software workaround - note this will have some performance cost: wrmsr -a 0xc0011029 $(($(rdmsr -c 0xc0011029) | (1<<9)))
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7008
- http://www.openwall.com/lists/oss-security/2023/07/24/3
- http://www.openwall.com/lists/oss-security/2023/07/25/6
- http://www.openwall.com/lists/oss-security/2023/07/25/5
- http://www.openwall.com/lists/oss-security/2023/07/25/1
- http://www.openwall.com/lists/oss-security/2023/07/25/17
- http://www.openwall.com/lists/oss-security/2023/07/25/12
- http://www.openwall.com/lists/oss-security/2023/07/25/16
- http://www.openwall.com/lists/oss-security/2023/07/25/15
- http://www.openwall.com/lists/oss-security/2023/07/25/14
- http://www.openwall.com/lists/oss-security/2023/07/25/13
- http://seclists.org/fulldisclosure/2023/Jul/43
- https://cmpxchg8b.com/zenbleed.html
- http://www.openwall.com/lists/oss-security/2023/07/26/1
- http://xenbits.xen.org/xsa/advisory-433.html
- https://www.debian.org/security/2023/dsa-5459
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
- https://www.debian.org/security/2023/dsa-5462
- https://www.debian.org/security/2023/dsa-5461
- https://lists.debian.org/debian-lts-announce/2023/07/msg00033.html
- http://www.openwall.com/lists/oss-security/2023/07/31/2
- https://security-tracker.debian.org/tracker/CVE-2023-20593
- https://www.cve.org/CVERecord?id=CVE-2023-20593
- https://lock.cmpxchg8b.com/zenbleed.html
- https://salsa.debian.org/hmh/amd64-microcode/-/merge_requests/5
- https://security-tracker.debian.org/tracker/CVE-2019-9836
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1041863
- https://lists.debian.org/debian-lts-announce/2023/08/msg00001.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SD2G74BXS2SWOE3FIQJ6X76S3A7PDGML/
- http://www.openwall.com/lists/oss-security/2023/08/08/6
- http://www.openwall.com/lists/oss-security/2023/08/08/7
- http://www.openwall.com/lists/oss-security/2023/08/08/8
- http://www.openwall.com/lists/oss-security/2023/08/16/4
- http://www.openwall.com/lists/oss-security/2023/08/16/5
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CP6WQO3CDPLE5O635N7TAL5KCZ6HZ4FE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HKKYIK2EASDNUV4I7EFJKNBVO3KCKGRR/
- http://www.openwall.com/lists/oss-security/2023/09/22/11
- http://www.openwall.com/lists/oss-security/2023/09/22/9
- http://www.openwall.com/lists/oss-security/2023/09/25/4
- http://www.openwall.com/lists/oss-security/2023/09/25/7
- https://launchpad.net/bugs/cve/CVE-2023-20593
- https://chromereleases.googleblog.com/2023/08/stable-channel-update-for-chromeos_25.html (Advisory)
- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7008.html
- https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/commit/?id=0bc3126c9cfa0b8c761483215c25382f831a7c6f
- https://access.redhat.com/security/cve/cve-2023-20593
- https://access.redhat.com/security/cve/CVE-2023-20593
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2226819
- https://packages.fedoraproject.org/pkgs/linux-firmware/linux-firmware/
- https://access.redhat.com/errata/RHSA-2023:4699
- https://access.redhat.com/errata/RHSA-2023:4696
- https://access.redhat.com/errata/RHSA-2023:4789
- https://access.redhat.com/errata/RHSA-2023:4821
- https://access.redhat.com/errata/RHSA-2023:4819
- https://access.redhat.com/errata/RHSA-2023:5068
- https://access.redhat.com/errata/RHSA-2023:5091
- https://access.redhat.com/errata/RHSA-2023:5069
- https://access.redhat.com/errata/RHSA-2023:5245
- https://access.redhat.com/errata/RHSA-2023:5255
- https://access.redhat.com/errata/RHSA-2023:5244
- https://access.redhat.com/errata/RHSA-2023:5419
- https://access.redhat.com/errata/RHSA-2023:5591
- https://access.redhat.com/errata/RHSA-2023:5607
- https://access.redhat.com/errata/RHSA-2023:7244
- https://access.redhat.com/errata/RHSA-2023:7389
- https://access.redhat.com/errata/RHSA-2023:7382
- https://access.redhat.com/errata/RHSA-2023:7401
- https://access.redhat.com/errata/RHSA-2023:7513
- https://access.redhat.com/errata/RHSA-2023:7551
- https://access.redhat.com/errata/RHSA-2023:7557
- https://access.redhat.com/errata/RHSA-2023:7665
- https://access.redhat.com/errata/RHSA-2023:7782
- https://access.redhat.com/errata/RHSA-2024:0402
- https://access.redhat.com/errata/RHSA-2024:0403
- https://access.redhat.com/errata/RHSA-2024:0561
- https://bugzilla.redhat.com/show_bug.cgi?id=2217845
- https://security.netapp.com/advisory/ntap-20240531-0004/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-20593
- https://nvd.nist.gov/vuln/detail/CVE-2023-20593
- https://ubuntu.com/security/CVE-2023-20593
- https://www.openwall.com/lists/oss-security/2023/07/24/1
- https://github.com/google/security-research/security/advisories/GHSA-v6wh-rxpg-cmm8
- https://xenbits.xen.org/xsa/advisory-433.html
- https://www.ibm.com/support/pages/node/7172423 (Advisory)
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2023-4369
- CVE-2023-4211
- CVE-2023-4128
- CVE-2023-4147
- CVE-2023-3390
- CVE-2023-32804
- CVE-2022-40982
- CVE-2023-2312
- CVE-2023-4349
- CVE-2023-4350
- CVE-2023-4351
- CVE-2023-4352
- CVE-2023-4353
- CVE-2023-4354
- CVE-2023-4355
- CVE-2023-4356
- CVE-2023-4357
- CVE-2023-4358
- CVE-2023-4359
- CVE-2023-4360
- CVE-2023-4361
- CVE-2023-4362
- CVE-2023-4363
- CVE-2023-4364
- CVE-2023-4365
- CVE-2023-4366
- CVE-2023-4367
- CVE-2023-4368
- CVE-2023-21264
- CVE-2020-29374
Frequently Asked Questions
What is the severity of CVE-2023-20593?
CVE-2023-20593 has been classified with a high severity due to its potential for exposing sensitive information.
How do I fix CVE-2023-20593?
To mitigate CVE-2023-20593, users should update to the latest firmware and microcode provided by AMD.
Which systems are affected by CVE-2023-20593?
CVE-2023-20593 primarily affects AMD Ryzen and EPYC processors, especially those under specific microarchitectural conditions.
Can CVE-2023-20593 be exploited remotely?
No, CVE-2023-20593 requires local authenticated access to exploit the vulnerability.
What types of information could be affected by CVE-2023-20593?
CVE-2023-20593 could potentially allow an attacker to access sensitive data which may include cryptographic keys or other personal information.
- collector/oss-sec
- alias/CVE-2023-20593
- collector/debian-bugs
- agent/type
- agent/first-publish-date
- collector/launchpad-cve
- source/Launchpad
- agent/author
- agent/title
- collector/chrome-releases
- collector/redhat-bugzilla
- source/Red Hat
- collector/mitre-cve
- source/MITRE
- agent/weakness
- agent/remedy
- agent/source
- collector/ibm-support
- source/IBM
- agent/software-canonical-lookup
- agent/severity
- agent/references
- agent/trending
- collector/nvd-latest
- agent/software-canonical-lookup-request
- agent/last-modified-date
- collector/usn-cve
- source/Ubuntu
- agent/description
- agent/event
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- agent/tags
- collector/nvd-api
- source/NVD
- collector/nvd-cve
- collector/nvd-index
- package-manager/debian
- vendor/ibm
- canonical/ibm security verify governance, identity manager software component
- version/ibm security verify governance, identity manager software component/isvg 10.0.2
- canonical/ibm security verify governance, identity manager virtual appliance component
- version/ibm security verify governance, identity manager virtual appliance component/isvg 10.0.2
- vendor/xen
- canonical/xen xen-unstable
- version/xen xen-unstable/4.15.0
- version/xen xen-unstable/4.17.0
- version/xen xen-unstable/4.16.0
- version/xen xen-unstable/4.14.0
- vendor/debian
- canonical/debian gnu/linux
- version/debian gnu/linux/10.0
- version/debian gnu/linux/11.0
- version/debian gnu/linux/12.0
- canonical/debian
- version/debian/10.0
- version/debian/11.0
- version/debian/12.0
- vendor/amd
- canonical/amd ryzen 3 3100 firmware
- canonical/amd ryzen 3 3300x firmware
- canonical/amd ryzen 5 3500 firmware
- canonical/amd ryzen 5 3500
- canonical/amd ryzen 5 3500x firmware
- canonical/amd ryzen 5 3600 firmware
- canonical/amd ryzen 5 3600
- canonical/amd ryzen 5 3600x firmware
- canonical/amd ryzen 5 3600xt firmware
- canonical/amd ryzen 7 3700x firmware
- canonical/amd ryzen 7 3800xt firmware
- canonical/amd ryzen 7 3800x
- canonical/amd ryzen 9 3900x firmware
- canonical/amd ryzen 9 pro 3900
- canonical/amd ryzen 9 3900x
- canonical/amd ryzen 9 3900xt firmware
- canonical/amd ryzen 9 3950x firmware
- canonical/amd ryzen 9 pro 3900 firmware
- canonical/amd ryzen threadripper pro 3995wx firmware
- canonical/amd ryzen threadripper pro 3995wx
- canonical/amd ryzen threadripper pro 3975wx firmware
- canonical/amd ryzen threadripper pro 3955wx firmware
- canonical/amd ryzen threadripper pro 3955wx
- canonical/amd ryzen threadripper pro 3945wx firmware
- canonical/amd ryzen threadripper 3990x
- canonical/amd ryzen threadripper 3970x firmware
- canonical/amd ryzen threadripper 3960x firmware
- canonical/amd ryzen 7 4700g firmware
- canonical/amd ryzen 7 4700g
- canonical/amd ryzen 7 4700ge firmware
- canonical/amd ryzen 5 4600g firmware
- canonical/amd ryzen 5 4600ge firmware
- canonical/amd ryzen 5 4600ge
- canonical/amd ryzen 3 4300g firmware
- canonical/amd ryzen 4300g
- canonical/amd ryzen 4300ge firmware
- canonical/amd ryzen 4300ge
- canonical/amd ryzen 3 pro 4450u firmware
- canonical/amd ryzen 3 pro 4350ge firmware
- canonical/amd ryzen pro 4350ge
- canonical/amd ryzen 3 pro 4350g
- canonical/amd ryzen pro 4350g firmware
- canonical/amd ryzen 3 pro 4200g firmware
- canonical/amd ryzen 3 pro 4200g
- canonical/amd ryzen pro 4650ge firmware
- canonical/amd ryzen pro 4650g firmware
- canonical/amd ryzen 5 pro 4400g firmware
- canonical/amd ryzen 7 pro 4750u firmware
- canonical/amd ryzen 7 pro 4750ge firmware
- canonical/amd ryzen pro 4750ge
- canonical/amd ryzen 7 pro 4750g firmware
- canonical/amd ryzen pro 4750g
- canonical/amd ryzen 7 5700u firmware
- canonical/amd ryzen 5 5500u firmware
- canonical/amd ryzen 5 5500u
- canonical/amd ryzen 3 5300u firmware
- canonical/amd ryzen 5 7520u firmware
- canonical/amd ryzen 3 7320u firmware
- canonical/amd ryzen 3 7320u
- canonical/amd athlon gold 7220u firmware
- canonical/amd athlon gold 7220u
- canonical/amd epyc 7232p firmware
- canonical/amd epyc 7302p firmware
- canonical/amd epyc 7302p
- canonical/amd epyc 7402p firmware
- canonical/amd epyc 7402p
- canonical/amd epyc 7502p firmware
- canonical/amd epyc 7502p
- canonical/amd epyc 7702 firmware
- canonical/amd epyc 7702p
- canonical/amd epyc 7252 firmware
- canonical/amd epyc 7262 firmware
- canonical/amd epyc 7272 firmware
- canonical/amd epyc 7282 firmware
- canonical/amd epyc 7282
- canonical/amd epyc server firmware
- canonical/amd epyc 7352 firmware
- canonical/amd epyc 7352
- canonical/amd epyc 7402
- canonical/amd epyc 7452 firmware
- canonical/amd epyc 7452
- canonical/amd epyc 7502
- canonical/amd epyc 7532 firmware
- canonical/amd epyc 7532
- canonical/amd epyc 7542 firmware
- canonical/amd epyc 7542
- canonical/amd epyc 7552 firmware
- canonical/amd epyc embedded 7552
- canonical/amd epyc 7642 firmware
- canonical/amd epyc 7662 firmware
- canonical/amd epyc 7662
- canonical/amd epyc 7702
- canonical/amd epyc 7742 firmware
- canonical/amd epyc 7h12 firmware
- canonical/amd epyc 7h12
- canonical/amd epyc 7f32 firmware
- canonical/amd epyc 7f52 firmware
- canonical/amd epyc 7f52
- canonical/amd epyc 7f72 firmware
- canonical/amd epyc 7f72