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CVE-2026-43370

drm/amdgpu: Fix use-after-free race in VM acquire

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.10.253, 5.15.203, 6.1.167, 6.6.130, 6.12.78, and 2 more
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix use-after-free race in VM acquire Replace non-atomic vm->process_info assignment with cmpxchg() to prevent race when parent/child processes sharing a drm_file both try to acquire the same VM after fork(). (cherry picked from commit c7c573275ec20db05be769288a3e3bb2250ec618)

Timeline

  1. CVE published
  2. CISA SSVC assessment

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

  3. Record last updated

Affected versions

  • Linux Linux

    From ede0dd86f45adf2b7083bb161f6bc81da5fe2bad · fixed in ae87aea330c24f462fc7058ed543ba8bc6798447; From ede0dd86f45adf2b7083bb161f6bc81da5fe2bad · fixed in 46d309996bd9251792d7dafdbaf615cf202b4447; From ede0dd86f45adf2b7083bb161f6bc81da5fe2bad · fixed in e61e355cbe49e585097eee28c15b862bfb1c0668; From ede0dd86f45adf2b7083bb161f6bc81da5fe2bad · fixed in c658c1c85ec235b7ecfbf8dbfee385b1332088f4; From ede0dd86f45adf2b7083bb161f6bc81da5fe2bad · fixed in 904025fa8bba1d028adade33346372b4ac1a9249; From ede0dd86f45adf2b7083bb161f6bc81da5fe2bad · fixed in 7885eb335d8f9e9942925d57e300a85e3f82ded4; From ede0dd86f45adf2b7083bb161f6bc81da5fe2bad · fixed in 94b7782d0c8024f5b88454241c8d4777076c3786; From ede0dd86f45adf2b7083bb161f6bc81da5fe2bad · fixed in 2c1030f2e84885cc58bffef6af67d5b9d2e7098f

  • Linux Linux

    4.17

  • KernelLinux

    From 4.17.0 · fixed in 5.10.253; From 5.11.0 · fixed in 5.15.203; From 5.16.0 · fixed in 6.1.167; From 6.2.0 · fixed in 6.6.130; From 6.7.0 · fixed in 6.12.78; From 6.13.0 · fixed in 6.18.19; From 6.19.0 · fixed in 6.19.9

References 8

git.kernel.org