Use After Free Affecting kernel-doc package, versions <0:4.18.0-425.3.1.el8
Threat Intelligence
EPSS
0.05% (16th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDOC-4334016
- published 12 Apr 2022
- disclosed 11 Apr 2022
Introduced: 11 Apr 2022
CVE-2022-28893 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-doc to version 0:4.18.0-425.3.1.el8 or higher.
This issue was patched in RHSA-2022:7683.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-doc package and not the kernel-doc package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
The SUNRPC subsystem in the Linux kernel through 5.17.2 can call xs_xprt_free before ensuring that sockets are in the intended state.
References
- https://access.redhat.com/security/cve/CVE-2022-28893
- https://access.redhat.com/errata/RHSA-2022:7683
- http://www.openwall.com/lists/oss-security/2022/04/11/3
- http://www.openwall.com/lists/oss-security/2022/04/11/4
- http://www.openwall.com/lists/oss-security/2022/04/11/5
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1a3b1bba7c7a5eb8a11513cf88427cb9d77bc60a
- https://security.netapp.com/advisory/ntap-20220526-0002/
- https://www.debian.org/security/2022/dsa-5161
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