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Vulnerability · Published Nov 3, 2026 · Assigned by AMD

CVE-2026-43603

Medium 6.9

In plain English

A medium-severity null pointer dereference in AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities).

Severity (CVSS 4.0)6.9Medium
Exploit odds (30 days)0.2%top 95.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A NULL pointer dereference in the Linux GPU driver could potentially lead to a kernel crash and result in denial of service.

Affected products (as reported)

VendorProductVersions
AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics see references
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 7000 Series Desktop Processors see references
AMD AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 9000HX Series Processors see references
AMD AMD Ryzen™ AI 300 Series Processors see references
AMD AMD Ryzen™ 8000 Series Desktop Processors see references
AMD AMD Ryzen™ 9000 Series Desktop Processors see references
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 4000 Series Desktop Processors see references
AMD AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics see references
AMD AMD Ryzen™ AI Max 300 Series Processors see references
AMD AMD Ryzen™ AI Max 400 Series Processors see references
AMD AMD Ryzen™ AI 400 Series Processors see references
AMD AMD Radeon™ RX 9000 Series Graphics Products see references
AMD AMD Radeon™ AI PRO R9000 Series Graphics Products see references
AMD AMD Radeon™ RX 7000 Series Graphics Products see references
AMD AMD Radeon™ PRO W7000 Series Graphics Products see references
AMD AMD Radeon™ PRO W6000 Series Graphics Products see references
AMD AMD Radeon™ RX 6000 Series Graphics Products see references
AMD AMD Radeon™ PRO W5000 Series Graphics Products see references
AMD AMD Radeon™ RX 5000 Series Graphics Products see references
AMD AMD Instinct™ MI210 see references
AMD AMD Instinct™ MI250 see references

Weakness: CWE-476 · Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

References