Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: dmaengine: at_xdmac: avoid null_prt_deref in at_xdmac_prep_dma_memset The at_xdmac_memset_create_desc may return NULL, which will lead to a null pointer dereference. For example, the len input is error, or the atchan->free_descs_list is empty and memory is exhausted. Therefore, add check to avoid this.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.2, < 6.1.123 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/3d229600c54e9e0909080ecaf1aab0642aefa5f0
- https://git.kernel.org/stable/c/54376d8d26596f98ed7432a788314bb9154bf3e3Patch
- https://git.kernel.org/stable/c/8d364597de9ce2a5f52714224bfe6c2e7a29b303
- https://git.kernel.org/stable/c/c43ec96e8d34399bd9dab2f2dc316b904892133fPatch
- https://git.kernel.org/stable/c/e658f1c133b854b2ae799147301d82dddb8f3162Patch
- https://git.kernel.org/stable/c/ed1a8aaa344522c0c349ac9042db27ad130ef913
- https://git.kernel.org/stable/c/fdba6d5e455388377ec7e82a5913ddfcc7edd93bPatch
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
FAQ
What is CVE-2024-56767?
CVE-2024-56767 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: dmaengine: at_xdmac: avoid null_prt_deref in at_xdmac_prep_dma_memset The at_xdmac_memset_create_desc may return NULL, which will ...
How severe is CVE-2024-56767?
CVE-2024-56767 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2024-56767?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.