{"cve":"CVE-2024-56767","nvd":{"published":"2025-01-06T17:15:43.477","modified":"2026-06-17T08:12:56.600","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: at_xdmac: avoid null_prt_deref in at_xdmac_prep_dma_memset\n\nThe at_xdmac_memset_create_desc may return NULL, which will lead to a\nnull pointer dereference. For example, the len input is error, or the\natchan->free_descs_list is empty and memory is exhausted. Therefore, add\ncheck to avoid this.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-476"],"references":["https://git.kernel.org/stable/c/3d229600c54e9e0909080ecaf1aab0642aefa5f0","https://git.kernel.org/stable/c/54376d8d26596f98ed7432a788314bb9154bf3e3","https://git.kernel.org/stable/c/8d364597de9ce2a5f52714224bfe6c2e7a29b303","https://git.kernel.org/stable/c/c43ec96e8d34399bd9dab2f2dc316b904892133f","https://git.kernel.org/stable/c/e658f1c133b854b2ae799147301d82dddb8f3162"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:57:56.913276502+00:00"},"epss":{"cve":"CVE-2024-56767","score":0.00217,"percentile":0.1221,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}