Double Free Affecting kernel-headers package, versions <0:4.18.0-513.5.1.el8_9
Threat Intelligence
EPSS
0.05% (16th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELHEADERS-5326680
- published 30 Mar 2023
- disclosed 15 Feb 2023
Introduced: 15 Feb 2023
CVE-2023-26545 Open this link in a new tabHow to fix?
Upgrade Centos:8 kernel-headers to version 0:4.18.0-513.5.1.el8_9 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-headers package and not the kernel-headers package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
In the Linux kernel before 6.1.13, there is a double free in net/mpls/af_mpls.c upon an allocation failure (for registering the sysctl table under a new location) during the renaming of a device.
References
- https://access.redhat.com/security/cve/CVE-2023-26545
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.13
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fda6c89fe3d9aca073495a664e1d5aea28cd4377
- https://github.com/torvalds/linux/commit/fda6c89fe3d9aca073495a664e1d5aea28cd4377
- https://security.netapp.com/advisory/ntap-20230316-0009/
- https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
- https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
CVSS Scores
version 3.1