Use After Free Affecting kernel-debug-devel package, versions <0:3.10.0-1062.59.1.el7
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Test your applications- Snyk ID SNYK-RHEL7-KERNELDEBUGDEVEL-4964656
- published 26 Jul 2021
- disclosed 16 Jul 2020
Introduced: 16 Jul 2020
CVE-2019-20934 Open this link in a new tabHow to fix?
Upgrade RHEL:7 kernel-debug-devel to version 0:3.10.0-1062.59.1.el7 or higher.
This issue was patched in RHSA-2021:3987.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-devel package and not the kernel-debug-devel package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
An issue was discovered in the Linux kernel before 5.2.6. On NUMA systems, the Linux fair scheduler has a use-after-free in show_numa_stats() because NUMA fault statistics are inappropriately freed, aka CID-16d51a590a8c.