Race Condition Affecting perf package, versions <0:4.18.0-372.16.1.el8_6
Threat Intelligence
EPSS
0.05% (18th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-PERF-4304171
- published 4 Jun 2022
- disclosed 20 May 2022
Introduced: 20 May 2022
CVE-2022-1729 Open this link in a new tabHow to fix?
Upgrade RHEL:8 perf to version 0:4.18.0-372.16.1.el8_6 or higher.
This issue was patched in RHSA-2022:5564.
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 race condition was found the Linux kernel in perf_event_open() which can be exploited by an unprivileged user to gain root privileges. The bug allows to build several exploit primitives such as kernel address information leak, arbitrary execution, etc.
References
- https://access.redhat.com/security/cve/CVE-2022-1729
- https://access.redhat.com/errata/RHSA-2022:5564
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3ac6487e584a1eb54071dbe1212e05b884136704
- https://security.netapp.com/advisory/ntap-20230214-0006/
- https://www.openwall.com/lists/oss-security/2022/05/20/2
CVSS Scores
version 3.1