NULL Pointer Dereference Affecting kernel-syms package, versions <6.4.0-150600.23.22.1
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Test your applications- Snyk ID SNYK-SLES156-KERNELSYMS-8080168
- published 24 Sep 2024
- disclosed 23 Sep 2024
Introduced: 23 Sep 2024
CVE-2024-43833 Open this link in a new tabHow to fix?
Upgrade SLES:15.6 kernel-syms to version 6.4.0-150600.23.22.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-syms package and not the kernel-syms package as distributed by SLES.
See How to fix? for SLES:15.6 relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
media: v4l: async: Fix NULL pointer dereference in adding ancillary links
In v4l2_async_create_ancillary_links(), ancillary links are created for lens and flash sub-devices. These are sub-device to sub-device links and if the async notifier is related to a V4L2 device, the source sub-device of the ancillary link is NULL, leading to a NULL pointer dereference. Check the notifier's sd field is non-NULL in v4l2_async_create_ancillary_links().
[Sakari Ailus: Reword the subject and commit messages slightly.]
References
- https://www.suse.com/security/cve/CVE-2024-43833.html
- https://bugzilla.suse.com/1229299
- https://git.kernel.org/stable/c/249212ceb4187783af3801c57b92a5a25d410621
- https://git.kernel.org/stable/c/9b4667ea67854f0b116fe22ad11ef5628c5b5b5f
- https://git.kernel.org/stable/c/b87e28050d9b0959de24574d587825cfab2f13fb
- https://git.kernel.org/stable/c/fe0f92fd5320b393e44ca210805e653ea90cc982