CVE-2024-56767
Medium
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.
SeverityMedium
CVSS5.5
Exploit probability12. percentile0.2%
Product
Linux Kernel
PublishedJan 6, 2025
First seenJan 6, 2025
How to fix
Update
- linux linux_kernel6.1.123, 6.6.69, 6.12.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 4.2 ≤ v < 6.1.123, 6.2 ≤ v < 6.6.69, 6.7 ≤ v < 6.12.8, 6.13 | 6.1.123, 6.6.69, 6.12.8 |
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