High 7.1Published May 28, 2026

CVE-2026-46199drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg

Updated under an hour ago (Oct 26, 2026, 1:00 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg Check bounds against the end of the BO whenever we access the msg.

CVSS: 7.1 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Weakness (CWE): CWE-125
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Modified
Record last updated: Oct 19, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 before 88411caee8f576d6b5abf6531232fcc0ce756dc5; from 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 before c72a8b4dc6d598e3831ef3abd9c6527dfbf4810e; from 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 before 7688143ca62edeecacb3ba0a2cea129dbd262a18; 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 builds before 63b51e8a9d54317d31cc3856c1e12407070d5fc2; 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 builds before 3c817a60b09eaab926e475088e750936efcc95ae; 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 builds before 0a78f2bac1424deb7c9d5e09c6b8e849d8e8b648	CNA record
linux linux_kernel linux:linux_kernel	from 5.13 before 6.1.175; from 6.2 before 6.6.140; from 6.7 before 6.12.90; from 6.13 before 6.18.32; from 6.19 before 7.0.9	NVD

References

References

https://git.kernel.org/stable/c/88411caee8f576d6b5abf6531232fcc0ce756dc5	patch
https://git.kernel.org/stable/c/c72a8b4dc6d598e3831ef3abd9c6527dfbf4810e	patch
https://git.kernel.org/stable/c/7688143ca62edeecacb3ba0a2cea129dbd262a18	patch
https://git.kernel.org/stable/c/63b51e8a9d54317d31cc3856c1e12407070d5fc2	patch
https://git.kernel.org/stable/c/3c817a60b09eaab926e475088e750936efcc95ae	patch
https://git.kernel.org/stable/c/0a78f2bac1424deb7c9d5e09c6b8e849d8e8b648	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.