Chipmaker Patch Tuesday: Nvidia, AMD, Arm Issue Security Advisories
Major chipmakers AMD, Arm, and Nvidia published new security advisories on Tuesday to notify customers of vulnerabilities recently discovered in their products.
AMD announced fixes for CVE-2026-43603, a NULL pointer dereference flaw in its Linux GPU kernel driver that could lead to system crashes and a denial-of-service (DoS) condition.
The company credited Maxime Rossi Bellom and Ramtine Tofighi Shirazi from SecMate for reporting the security defect.
“According to the researchers’ report, when an application invokes a specific graphics memory management interface to perform a ‘clear’ operation under certain compute-processing conditions, the driver may fail to validate an internal data reference before use,” AMD notes in its advisory.
The company rolled out fixes for EPYC Athlon, Ryzen, Radeon, and Instinct processors in July. It plans to release the patches for the EPYC Embedded and Ryzen Embedded processors in October.
Armpublished an advisory covering nine vulnerabilities in its Mali GPUs that...
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