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CVE PROGRAM SOURCE RECORDUnscored

CVE-2026-89827

drm/amdgpu: avoid force-completing uninitialized UVD rings

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: avoid force-completing uninitialized UVD rings uvd_v7_0_sw_init() does not initialize the UVD decode ring for an SR-IOV VF. However, amdgpu_uvd_resume() unconditionally force-completes the decode ring when restoring its fence sequence. Skip fence completion when the fence driver is not initialized.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 0a33b11d26c6b7e975b54d469a739ffac29f67ab to < 668cfb8ab3e22c10fe74307aac86b3cf456d6923affected
  • 0a33b11d26c6b7e975b54d469a739ffac29f67ab to < 863f08c485fbb51b6443681893e4044c7cb6cd51affected
  • 0a33b11d26c6b7e975b54d469a739ffac29f67ab to < dc136795f9997adc8d3219f40e8e3afa7df7183faffected
  • 0a33b11d26c6b7e975b54d469a739ffac29f67ab to < 967a179463d3227dfaf9200fd654c1f5a26a11e8affected
  • 0a33b11d26c6b7e975b54d469a739ffac29f67ab to < 6760f5cb12d2366ddd58a2d8637f7583d73f596baffected

Linux Linux

Default version status: affected

  • 6.5affected
  • 0 to < 6.5unaffected
  • 6.6.160 to ≤ 6.6.*unaffected
  • 6.12.112 to ≤ 6.12.*unaffected
  • 6.18.53 to ≤ 6.18.*unaffected
  • 7.2.5 to ≤ 7.2.*unaffected
  • 7.3 to ≤ *unaffected

References