Use After Free Affecting kernel-rt package, versions <0:5.14.0-162.6.1.rt21.168.el9_1
Threat Intelligence
EPSS
0.05% (16th
percentile)
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Test your applications- Snyk ID SNYK-ALMALINUX9-KERNELRT-5655706
- published 28 May 2023
- disclosed 15 Nov 2022
Introduced: 15 Nov 2022
CVE-2022-28893 Open this link in a new tabHow to fix?
Upgrade AlmaLinux:9 kernel-rt to version 0:5.14.0-162.6.1.rt21.168.el9_1 or higher.
This issue was patched in ALSA-2022:7933.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt package and not the kernel-rt package as distributed by AlmaLinux.
See How to fix? for AlmaLinux:9 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://errata.almalinux.org/8/ALSA-2022-7444.html
- https://errata.almalinux.org/8/ALSA-2022-7683.html
- https://errata.almalinux.org/9/ALSA-2022-7933.html
- https://errata.almalinux.org/9/ALSA-2022-8267.html
- https://access.redhat.com/security/cve/CVE-2022-28893
- https://access.redhat.com/errata/RHSA-2022:7444
- https://access.redhat.com/errata/RHSA-2022:7683
- https://access.redhat.com/errata/RHSA-2022:7933
- https://access.redhat.com/errata/RHSA-2022:8267
- 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
CVSS Scores
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