CVE-2024-27403 Affecting kernel-rt package, versions <0:5.14.0-427.40.1.el9_4
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Test your applications- Snyk ID SNYK-ALMALINUX9-KERNELRT-8305028
- published 25 Oct 2024
- disclosed 16 Oct 2024
Introduced: 16 Oct 2024
CVE-2024-27403 Open this link in a new tabHow to fix?
Upgrade AlmaLinux:9 kernel-rt to version 0:5.14.0-427.40.1.el9_4 or higher.
This issue was patched in ALSA-2024:8162.
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.
In the Linux kernel, the following vulnerability has been resolved:
netfilter: nft_flow_offload: reset dst in route object after setting up flow
dst is transferred to the flow object, route object does not own it anymore. Reset dst in route object, otherwise if flow_offload_add() fails, error path releases dst twice, leading to a refcount underflow.
References
- https://errata.almalinux.org/9/ALSA-2024-8162.html
- https://access.redhat.com/security/cve/CVE-2024-27403
- https://access.redhat.com/errata/RHSA-2024:8162
- https://git.kernel.org/stable/c/012df10717da02367aaf92c65f9c89db206c15f4
- https://git.kernel.org/stable/c/4c167af9f6b5ae4a5dbc243d5983c295ccc2e43c
- https://git.kernel.org/stable/c/558b00a30e05753a62ecc7e05e939ca8f0241148
- https://git.kernel.org/stable/c/670548c8db44d76e40e1dfc06812bca36a61e9ae
- https://git.kernel.org/stable/c/9e0f0430389be7696396c62f037be4bf72cf93e3