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CVE-2024-27400

drm/amdgpu: once more fix the call oder in amdgpu_ttm_move() v2

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.1.91, 6.6.31, 5.16, 6.8
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: once more fix the call oder in amdgpu_ttm_move() v2 This reverts drm/amdgpu: fix ftrace event amdgpu_bo_move always move on same heap. The basic problem here is that after the move the old location is simply not available any more. Some fixes were suggested, but essentially we should call the move notification before actually moving things because only this way we have the correct order for DMA-buf and VM move notifications as well. Also rework the statistic handling so that we don't update the eviction counter before the move. v2: add missing NULL check

Timeline

  1. CVE published
  2. CISA SSVC assessment

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

  3. Record last updated

Affected versions

  • Linux Linux

    From 6.1.77 · fixed in 6.1.91; From 6.6.16 · fixed in 6.6.31; From 5.15.149 · fixed in 5.16; From 6.7.4 · fixed in 6.8

  • Linux Linux

    6.8

References 4

git.kernel.org