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CVE record · CVE-2026-43603

NULL pointer dereference in AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics and others

CVSS 6.9 MediumEPSS 0.0016 · 4th percentile

Published by the CVE Program (CNA: AMD) at 3 Nov 2026, 15:06 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 7000 Series Desktop Processors
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 9000HX Series Processors
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ AI 300 Series Processors
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 8000 Series Desktop Processors
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 9000 Series Desktop Processors
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 4000 Series Desktop Processors
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ Graphics
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ AI Max 300 Series Processors
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ AI Max 400 Series Processors
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Ryzen™ AI 400 Series Processors
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Radeon™ RX 9000 Series Graphics Products
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Radeon™ AI PRO R9000 Series Graphics Products
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Radeon™ RX 7000 Series Graphics Products
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Radeon™ PRO W7000 Series Graphics Products
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Radeon™ PRO W6000 Series Graphics Products
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Radeon™ RX 6000 Series Graphics Products
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Radeon™ PRO W5000 Series Graphics Products
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Radeon™ RX 5000 Series Graphics Products
  • unaffected Radeon Software for Linux 26.13
Other versions: affected
AMD AMD Instinct™ MI210
  • unaffected Linux GPU Driver 31.40
Other versions: affected
AMD AMD Instinct™ MI250
  • unaffected Linux GPU Driver 31.40
Other versions: affected
AMD AMD Instinct™ MI300A
  • unaffected Linux GPU Driver 31.40
Other versions: affected
AMD AMD Instinct™ MI300X
  • unaffected Linux GPU Driver 31.40
Other versions: affected
AMD AMD Instinct™ MI325X
  • unaffected Linux GPU Driver 31.40
Other versions: affected
AMD AMD Instinct™ MI350X
  • unaffected Linux GPU Driver 31.40
Other versions: affected
AMD AMD Instinct™ MI355X
  • unaffected Linux GPU Driver 31.40
Other versions: affected
AMD AMD Instinct™ MI308X
  • unaffected Linux GPU Driver 31.40
Other versions: affected
AMD AMD Instinct™ MI250X
  • unaffected Linux GPU Driver 31.40
Other versions: affected
AMD AMD Radeon™ PRO V710
  • unaffected Contact your AMD Customer Engineering representative
Other versions: affected
AMD AMD Radeon™ PRO V620
  • unaffected Contact your AMD Customer Engineering representative
Other versions: affected
AMD AMD EPYC™ 4005 Series Processors
  • unaffected Radeon Software for Linux 26.13
Other versions: affected

And 1 more products. The full list is on the CVE record.

Identifiers
CVE-2026-43603
CNA
AMD
Weakness (CWE)
CWE-476
Tags
Published
3 Nov 2026
Updated
3 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
6.9 Medium 4.0 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 CNA (AMD)
  • CISA KEV Not listed.
  • EPSS 0.0016, the 4th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 3 Nov 2026, 15:06 UTC Confirmed by the CVE List
  2. 3 Nov 2026, 15:17 UTC Confirmed by NVD
  3. 3 Nov 2026, 15:18 UTC First seen by agentprime

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.