CVE-2022-43945: Buffer Overflow
First published: Mon Oct 03 2022(Updated: )
A buffer overflow flaw was found in the Linux kernel nfsd (network file system) subsystem. The way a user sends RPC over TCP with excess data added at the end of the message could allow a remote user to starve the resources, causing a denial of service.
Credit: disclosure@synopsys.com disclosure@synopsys.com disclosure@synopsys.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <0:4.18.0-425.13.1.rt7.223.el8_7 | 0:4.18.0-425.13.1.rt7.223.el8_7 |
| redhat/kernel | <0:4.18.0-425.13.1.el8_7 | 0:4.18.0-425.13.1.el8_7 |
| redhat/kernel | <0:5.14.0-162.12.1.el9_1 | 0:5.14.0-162.12.1.el9_1 |
| redhat/kernel-rt | <0:5.14.0-162.12.1.rt21.175.el9_1 | 0:5.14.0-162.12.1.rt21.175.el9_1 |
| redhat/kernel | <0:5.14.0-70.36.1.el9_0 | 0:5.14.0-70.36.1.el9_0 |
| redhat/kernel-rt | <0:5.14.0-70.36.1.rt21.108.el9_0 | 0:5.14.0-70.36.1.rt21.108.el9_0 |
| Linux Linux kernel | <5.19.17 | |
| Linux Linux kernel | >=6.0<6.0.2 | |
| Netapp Active Iq Unified Manager Vmware Vsphere | ||
| Netapp H300s Firmware | ||
| Netapp H300s | ||
| Netapp H500s Firmware | ||
| Netapp H500s | ||
| Netapp H700s Firmware | ||
| Netapp H700s | ||
| Netapp H410s Firmware | ||
| Netapp H410s | ||
| Netapp H410c Firmware | ||
| Netapp H410c | ||
| All of | ||
| Netapp H300s Firmware | ||
| Netapp H300s | ||
| All of | ||
| Netapp H500s Firmware | ||
| Netapp H500s | ||
| All of | ||
| Netapp H700s Firmware | ||
| Netapp H700s | ||
| All of | ||
| Netapp H410s Firmware | ||
| Netapp H410s | ||
| All of | ||
| Netapp H410c Firmware | ||
| Netapp H410c | ||
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.119-1 6.11.10-1 6.12.5-1 |
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Reference Links
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f90497a16e434c2211c66e3de8e77b17868382b8
- https://security.netapp.com/advisory/ntap-20221215-0006/
- http://packetstormsecurity.com/files/171289/Kernel-Live-Patch-Security-Notice-LNS-0092-1.html
- https://launchpad.net/bugs/cve/CVE-2022-43945
- https://www.cve.org/CVERecord?id=CVE-2022-43945 https://nvd.nist.gov/vuln/detail/CVE-2022-43945 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f90497a16e434c2211c66e3de8e77b17868382b8
- https://bugzilla.redhat.com/show_bug.cgi?id=2141752
- https://access.redhat.com/errata/RHSA-2023:0854
- https://access.redhat.com/errata/RHSA-2023:0832
- https://access.redhat.com/errata/RHSA-2023:0839
- https://access.redhat.com/errata/RHSA-2023:0334
- https://access.redhat.com/errata/RHSA-2023:0300
- https://access.redhat.com/errata/RHSA-2023:0348
- https://access.redhat.com/errata/RHSA-2022:8973
- https://access.redhat.com/errata/RHSA-2022:8974
- https://access.redhat.com/errata/RHSA-2022:9082
- https://access.redhat.com/security/cve/cve-2022-43945
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2167765
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-43945
- https://nvd.nist.gov/vuln/detail/CVE-2022-43945
- https://security-tracker.debian.org/tracker/CVE-2022-43945
- https://ubuntu.com/security/CVE-2022-43945
Parent vulnerabilities
(Appears in the following advisories)
- collector/launchpad-cve
- collector/redhat-cve
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2022-43945
- agent/type
- agent/first-publish-date
- agent/weakness
- agent/severity
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/mitre-cve
- source/MITRE
- collector/usn-cve
- source/Ubuntu
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- collector/nvd-cve
- agent/author
- agent/last-modified-date
- agent/softwarecombine
- agent/tags
- agent/event
- agent/references
- collector/security-tracker-debian
- source/Debian
- agent/remedy
- agent/description
- agent/trending
- package-manager/redhat
- vendor/linux
- canonical/linux linux kernel
- version/linux linux kernel/6.0
- vendor/netapp
- canonical/netapp active iq unified manager vmware vsphere
- canonical/netapp h300s firmware
- canonical/netapp h300s
- canonical/netapp h500s firmware
- canonical/netapp h500s
- canonical/netapp h700s firmware
- canonical/netapp h700s
- canonical/netapp h410s firmware
- canonical/netapp h410s
- canonical/netapp h410c firmware
- canonical/netapp h410c
- package-manager/debian