What is CVE-2026-74449?
CVE-2026-74449 is a divide-by-zero vulnerability in the 'calculate_mcache_setting' function within the AMD Display driver of the Linux kernel. The flaw occurs when processing a zero-area viewport, potentially allowing a local attacker to cause a denial of service. Linux systems with AMD GPUs should apply the necessary security patches.
Azərbaycanca: CVE-2026-74449 Linux kernel-də AMD Display sürücüsündə 'calculate_mcache_setting' funksiyasında sıfıra bölmə (divide-by-zero) zəifliyidir. Sıfır sahəli 'viewport' emal edilərkən yaranan bu problem yerli hücumçuya xidmət rəddinə (denial of service) səbəb ola bilər. AMD GPU istifadə edən Linux sistemlərinin təhlükəsizlik yamalarını tətbiq etməsi tövsiyə olunur.
Related CVEs
link basis: shared vendors: AMD, Linux
FAQ2
What hardware configuration is affected by CVE-2026-74449?
This vulnerability affects Linux systems using AMD GPUs, as the flaw resides in the AMD Display driver of the Linux kernel.
What is the primary impact of CVE-2026-74449?
This divide-by-zero vulnerability can allow a local attacker to cause a denial of service.
See also6
This explainer is AI-written from source data — skopnix's own reporting on this CVE; CVSS scores, vendors and versions are never invented. See NVD for the official record.