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CVE-2024-56767 Detail

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.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://git.kernel.org/stable/c/3d229600c54e9e0909080ecaf1aab0642aefa5f0
https://git.kernel.org/stable/c/54376d8d26596f98ed7432a788314bb9154bf3e3 Patch 
https://git.kernel.org/stable/c/8d364597de9ce2a5f52714224bfe6c2e7a29b303
https://git.kernel.org/stable/c/c43ec96e8d34399bd9dab2f2dc316b904892133f Patch 
https://git.kernel.org/stable/c/e658f1c133b854b2ae799147301d82dddb8f3162 Patch 
https://git.kernel.org/stable/c/ed1a8aaa344522c0c349ac9042db27ad130ef913
https://git.kernel.org/stable/c/fdba6d5e455388377ec7e82a5913ddfcc7edd93b Patch 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-476 NULL Pointer Dereference cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2024-56767
NVD Published Date:
01/06/2025
NVD Last Modified:
01/09/2025
Source:
kernel.org