Use After Free Affecting perf package, versions <0:4.18.0-553.el8_10
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Test your applications- Snyk ID SNYK-RHEL8-PERF-5818454
- published 3 Aug 2023
- disclosed 15 Apr 2023
Introduced: 15 Apr 2023
CVE-2023-4133 Open this link in a new tabHow to fix?
Upgrade RHEL:8 perf to version 0:4.18.0-553.el8_10 or higher.
This issue was patched in RHSA-2024:3138.
NVD Description
Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
A use-after-free vulnerability was found in the cxgb4 driver in the Linux kernel. The bug occurs when the cxgb4 device is detaching due to a possible rearming of the flower_stats_timer from the work queue. This flaw allows a local user to crash the system, causing a denial of service condition.