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CVE-2026-46204

drm/amdgpu/vcn4: Prevent OOB reads when parsing IB

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.6.140, 6.12.90, 6.18.32, 7.0.9
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn4: Prevent OOB reads when parsing IB Rewrite the IB parsing to use amdgpu_ib_get_value() which handles the bounds checks.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • Linux Linux

    From 0b15205c7325dc20b7da0068307670d222d66949 · fixed in 1dc005775fb5b3f86464406452b17364f85581d3; From 0b15205c7325dc20b7da0068307670d222d66949 · fixed in d0802a8877d730260d4af4dd4e0b6cde7e0e593f; From 0b15205c7325dc20b7da0068307670d222d66949 · fixed in a6d5563ba1f03a049561cd347574613167294e8d; From 0b15205c7325dc20b7da0068307670d222d66949 · fixed in 5c3e8ebad0c9e2354ddfa8f2148dc4f70a3b4bd1; From 0b15205c7325dc20b7da0068307670d222d66949 · fixed in 2444eb0ec8283f4a3845eb7febad378476e1ba3c

  • Linux Linux

    6.0

  • KernelLinux

    From 6.0.0 · fixed in 6.6.140; From 6.7.0 · fixed in 6.12.90; From 6.13.0 · fixed in 6.18.32; From 6.19.0 · fixed in 7.0.9

References 5

git.kernel.org