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CVE-2026-46199drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg
- 7.1HighCVSS base score
- 0.13%Exploitation in 30 daysEPSS · top 97% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By Linux
- 15 days later
· 15 days later
Published
- 5 months later
· 5 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| LinuxCNA (assigner) | 3.1 | High7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H |
| NVDNVD · Modified | 3.1 | High7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.13% · top 97% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.1.
Affected products
- affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 – < 88411caee8f576d6b5abf6531232fcc0ce756dc5
- affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 – < c72a8b4dc6d598e3831ef3abd9c6527dfbf4810e
- affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 – < 7688143ca62edeecacb3ba0a2cea129dbd262a18
- affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 – < 63b51e8a9d54317d31cc3856c1e12407070d5fc2
- affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 – < 3c817a60b09eaab926e475088e750936efcc95ae
- affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 – < 0a78f2bac1424deb7c9d5e09c6b8e849d8e8b648
- affected 5.13
- unaffected < 5.13
- unaffected 6.1.175 – ≤ 6.1.*
- unaffected 6.6.140 – ≤ 6.6.*
- unaffected 6.12.90 – ≤ 6.12.*
- unaffected 6.18.32 – ≤ 6.18.*
- unaffected 7.0.9 – ≤ 7.0.*
- unaffected 7.1 – ≤ *
References
References6
- https://git.kernel.org/stable/c/88411caee8f576d6b5abf6531232fcc0ce756dc5 (opens in a new tab)
- https://git.kernel.org/stable/c/c72a8b4dc6d598e3831ef3abd9c6527dfbf4810e (opens in a new tab)
- https://git.kernel.org/stable/c/7688143ca62edeecacb3ba0a2cea129dbd262a18 (opens in a new tab)
- https://git.kernel.org/stable/c/63b51e8a9d54317d31cc3856c1e12407070d5fc2 (opens in a new tab)
- https://git.kernel.org/stable/c/3c817a60b09eaab926e475088e750936efcc95ae (opens in a new tab)
- https://git.kernel.org/stable/c/0a78f2bac1424deb7c9d5e09c6b8e849d8e8b648 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-32826 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-46199)Record last updated .