CVE-2023-30456 Affecting rtla package, versions <0:5.14.0-362.8.1.el9_3
Threat Intelligence
EPSS
0.05% (15th
percentile)
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Test your applications- Snyk ID SNYK-ORACLE9-RTLA-6066713
- published 17 Nov 2023
- disclosed 10 Apr 2023
Introduced: 10 Apr 2023
CVE-2023-30456 Open this link in a new tabHow to fix?
Upgrade Oracle:9 rtla to version 0:5.14.0-362.8.1.el9_3 or higher.
This issue was patched in ELSA-2023-6583.
NVD Description
Note: Versions mentioned in the description apply only to the upstream rtla package and not the rtla package as distributed by Oracle.
See How to fix? for Oracle:9 relevant fixed versions and status.
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.
References
- https://linux.oracle.com/cve/CVE-2023-30456.html
- https://linux.oracle.com/errata/ELSA-2023-12339.html
- https://linux.oracle.com/errata/ELSA-2023-12394.html
- https://linux.oracle.com/errata/ELSA-2023-12412.html
- https://linux.oracle.com/errata/ELSA-2023-12413.html
- https://linux.oracle.com/errata/ELSA-2023-6583.html
- https://linux.oracle.com/errata/ELSA-2023-7077.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/
- http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html
CVSS Scores
version 3.1