Use After Free Affecting kernel-rt-debug-devel package, versions <0:4.18.0-425.3.1.rt7.213.el8
Threat Intelligence
EPSS
0.05% (16th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELRTDEBUGDEVEL-2634722
- 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 Centos:8 kernel-rt-debug-devel to version 0:4.18.0-425.3.1.rt7.213.el8 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-devel package and not the kernel-rt-debug-devel package as distributed by Centos.
See How to fix? for Centos: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-2022:7444
- 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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