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CVE-2026-46199

drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.1.175, 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 dec msg Check bounds against the end of the BO whenever we access the msg.

Timeline

  1. CVE published
  2. CISA SSVC assessment

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

  3. Record last updated

Affected versions

  • Linux Linux

    From 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 · fixed in 88411caee8f576d6b5abf6531232fcc0ce756dc5; From 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 · fixed in c72a8b4dc6d598e3831ef3abd9c6527dfbf4810e; From 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 · fixed in 7688143ca62edeecacb3ba0a2cea129dbd262a18; From 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 · fixed in 63b51e8a9d54317d31cc3856c1e12407070d5fc2; From 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 · fixed in 3c817a60b09eaab926e475088e750936efcc95ae; From 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 · fixed in 0a78f2bac1424deb7c9d5e09c6b8e849d8e8b648

  • Linux Linux

    5.13

  • KernelLinux

    From 5.13.0 · fixed in 6.1.175; From 6.2.0 · 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 6

git.kernel.org