CVE-2023-30456
First published: Mon Apr 10 2023(Updated: )
An issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x86_64 lacks consistency checks for CR0 and CR4.
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <6.2.8 | |
| Linux Linux kernel | =6.3-rc1 | |
| Linux Linux kernel | =6.3-rc2 | |
| IBM QRadar SIEM | <=7.5 - 7.5.0 UP8 IF01 | |
| redhat/kernel | <6.3 | 6.3 |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.112-1 6.11.5-1 6.11.7-1 |
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Reference Links
- http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.8
- https://github.com/torvalds/linux/commit/112e66017bff7f2837030f34c2bc19501e9212d5
- https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
- https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
- https://security.netapp.com/advisory/ntap-20230511-0007/
- https://access.redhat.com/errata/RHSA-2023:6583
- https://access.redhat.com/errata/RHSA-2023:6901
- https://access.redhat.com/errata/RHSA-2023:7077
- https://access.redhat.com/errata/RHSA-2024:0930
- https://access.redhat.com/errata/RHSA-2024:1404
- https://bugzilla.redhat.com/show_bug.cgi?id=2188468
- https://exchange.xforce.ibmcloud.com/vulnerabilities/252441
- https://www.ibm.com/support/pages/node/7150684 (Advisory)
- https://git.kernel.org/linus/112e66017bff7f2837030f34c2bc19501e9212d5
- https://security-tracker.debian.org/tracker/CVE-2023-30456
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-30456
- https://nvd.nist.gov/vuln/detail/CVE-2023-30456
- https://launchpad.net/bugs/cve/CVE-2023-30456
- https://ubuntu.com/security/CVE-2023-30456
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