Improper Update of Reference Count Affecting kernel-modules-extra package, versions <0:5.14.0-284.75.1.el9_2
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Test your applications- Snyk ID SNYK-RHEL9-KERNELMODULESEXTRA-7561062
- published 25 Jul 2024
- disclosed 28 Sep 2023
How to fix?
Upgrade RHEL:9 kernel-modules-extra to version 0:5.14.0-284.75.1.el9_2 or higher.
This issue was patched in RHSA-2024:4823.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-modules-extra package and not the kernel-modules-extra package as distributed by RHEL.
See How to fix? for RHEL:9 relevant fixed versions and status.
The reference count changes made as part of the CVE-2023-33951 and CVE-2023-33952 fixes exposed a use-after-free flaw in the way memory objects were handled when they were being used to store a surface. When running inside a VMware guest with 3D acceleration enabled, a local, unprivileged user could potentially use this flaw to escalate their privileges.