UBUNTU-CVE-2025-21987
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: init return value in amdgpu_ttm_clear_buffer Otherwise an uninitialized value can be returned if amdgpu_res_cleared returns true for all regions. Possibly closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3812 (cherry picked from commit 7c62aacc3b452f73a1284198c81551035fac6d71)
02 / AFFECTED SOFTWARE
Affected packages
29 explicit affected versions
10 explicit affected versions
11 explicit affected versions
3 explicit affected versions
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26 explicit affected versions
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37 explicit affected versions
10 explicit affected versions
10 explicit affected versions
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8 explicit affected versions
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33 explicit affected versions
16 explicit affected versions
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38 explicit affected versions
26 explicit affected versions
51 explicit affected versions
13 explicit affected versions
10 explicit affected versions
13 explicit affected versions
10 explicit affected versions
13 explicit affected versions
1 explicit affected versions
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10 explicit affected versions
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12 explicit affected versions
26 explicit affected versions
3 explicit affected versions
1 explicit affected versions
23 explicit affected versions
14 explicit affected versions
5 explicit affected versions
5 explicit affected versions
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44 explicit affected versions
4 explicit affected versions
4 explicit affected versions
4 explicit affected versions
16 explicit affected versions
9 explicit affected versions
12 explicit affected versions
4 explicit affected versions
13 explicit affected versions
7 explicit affected versions
13 explicit affected versions
7 explicit affected versions
10 explicit affected versions
14 explicit affected versions
50 explicit affected versions
18 explicit affected versions
3 explicit affected versions
16 explicit affected versions
43 explicit affected versions
11 explicit affected versions
11 explicit affected versions
35 explicit affected versions
12 explicit affected versions
13 explicit affected versions
6 explicit affected versions
12 explicit affected versions
12 explicit affected versions
27 explicit affected versions
12 explicit affected versions
7 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: init return value in amdgpu_ttm_clear_buffer Otherwise an uninitialized value can be returned if amdgpu_res_cleared returns true for all regions. Possibly closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3812 (cherry picked from commit 7c62aacc3b452f73a1284198c81551035fac6d71)
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/d3c7059b6a8600fc62cd863f1ea203b8675e63e1
- https://git.kernel.org/stable/c/5bd98c2df4a0f2e2dcbdf563feb8d348406377b5
- https://git.kernel.org/stable/c/d2c9625b0ade41f9917875d88173a0cc802b95fc
- https://git.kernel.org/stable/c/d3c7059b6a8600fc62cd863f1ea203b8675e63e1
- https://ubuntu.com/security/CVE-2025-21987
- https://ubuntu.com/security/notices/USN-7521-1
- https://ubuntu.com/security/notices/USN-7521-2
- https://ubuntu.com/security/notices/USN-7521-3
- https://www.cve.org/CVERecord?id=CVE-2025-21987