UBUNTU-CVE-2026-63840
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set no_user_fence for JPEG v5.3.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 86ac011ae234c03fb872f4945913391ea1d8862e)
02 / AFFECTED SOFTWARE
Affected packages
11 explicit affected versions
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35 explicit affected versions
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5 explicit affected versions
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18 explicit affected versions
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3 explicit affected versions
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16 explicit affected versions
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45 explicit affected versions
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9 explicit affected versions
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10 explicit affected versions
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14 explicit affected versions
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78 explicit affected versions
11 explicit affected versions
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6 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set no_user_fence for JPEG v5.3.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 86ac011ae234c03fb872f4945913391ea1d8862e)
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/3b0ea2021351b6b813b34fac940957f1f4fad85b
- https://ubuntu.com/security/CVE-2026-63840
- https://ubuntu.com/security/notices/USN-8593-1
- https://ubuntu.com/security/notices/USN-8603-1
- https://ubuntu.com/security/notices/USN-8618-1
- https://www.cve.org/CVERecord?id=CVE-2026-63840