Use After Free Affecting kernel-debug-core package, versions <0:4.18.0-513.5.1.el8_9
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDEBUGCORE-3046603
- published 14 Oct 2022
- disclosed 9 Sep 2022
Introduced: 9 Sep 2022
CVE-2022-40133 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-debug-core to version 0:4.18.0-513.5.1.el8_9 or higher.
This issue was patched in RHSA-2023:7077.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-core package and not the kernel-debug-core package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
A use-after-free(UAF) vulnerability was found in function 'vmw_execbuf_tie_context' in drivers/gpu/vmxgfx/vmxgfx_execbuf.c in Linux kernel's vmwgfx driver with device file '/dev/dri/renderD128 (or Dxxx)'. This flaw allows a local attacker with a user account on the system to gain privilege, causing a denial of service(DoS).