Riskcovery

CVE-2025-38011

drm/amdgpu: csa unmap use uninterruptible lock

State
Published
Severity
Not scored
Published
Jun 18, 2025
Updated
May 11, 2026
Reserved
Apr 16, 2025

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

drm/amdgpu: csa unmap use uninterruptible lock

After process exit to unmap csa and free GPU vm, if signal is accepted and then waiting to take vm lock is interrupted and return, it causes memory leaking and below warning backtrace.

Change to use uninterruptible wait lock fix the issue.

WARNING: CPU: 69 PID: 167800 at amd/amdgpu/amdgpu_kms.c:1525 amdgpu_driver_postclose_kms+0x294/0x2a0 [amdgpu] Call Trace: <TASK> drm_file_free.part.0+0x1da/0x230 [drm] drm_close_helper.isra.0+0x65/0x70 [drm] drm_release+0x6a/0x120 [drm] amdgpu_drm_release+0x51/0x60 [amdgpu] __fput+0x9f/0x280 ____fput+0xe/0x20 task_work_run+0x67/0xa0 do_exit+0x217/0x3c0 do_group_exit+0x3b/0xb0 get_signal+0x14a/0x8d0 arch_do_signal_or_restart+0xde/0x100 exit_to_user_mode_loop+0xc1/0x1a0 exit_to_user_mode_prepare+0xf4/0x100 syscall_exit_to_user_mode+0x17/0x40 do_syscall_64+0x69/0xc0

(cherry picked from commit 7dbbfb3c171a6f63b01165958629c9c26abf38ab)

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 8a206685d36f6f0c6b72637f920ef973ea9cc936 to before 8d2979b9bb1be0f4a52dff600e56d780403e04acAffected
  • 8a206685d36f6f0c6b72637f920ef973ea9cc936 to before 8d71c3231b33e24a911b8f2d8c3a17ee40aa32d5Affected
  • 8a206685d36f6f0c6b72637f920ef973ea9cc936 to before a1adc8d9a0d219d4e88672c30dbc9ea960d73136Affected
  • 8a206685d36f6f0c6b72637f920ef973ea9cc936 to before a0fa7873f2f869087b1e7793f7fac3713a1e3afeAffected
LinuxLinux
  • 6.6Affected
  • before 6.6Not affected
  • 6.6.122 through 6.6.*Not affected
  • 6.12.30 through 6.12.*Not affected
  • 6.14.8 through 6.14.*Not affected
  • 6.15 and laterNot affected

References

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