CVE-2021-47489
drm/amdgpu: Fix even more out of bound writes from debugfs
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix even more out of bound writes from debugfs CVE-2021-42327 was fixed by: commit f23750b5b3d98653b31d4469592935ef6364ad67 Author: Thelford Williams <[email protected]> Date: Wed Oct 13 16:04:13 2021 -0400 drm/amdgpu: fix out of bounds write but amdgpu_dm_debugfs.c contains more of the same issue so fix the remaining ones. v2: * Add missing fix in dp_max_bpc_write (Harry Wentland)
Timeline
ID reserved
By Linux
Published
- 24 months later
· 24 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 |
|---|---|---|---|
| NVDNVD · Analyzed | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.22% · top 88% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
- affected 918698d5c2b50433714d2042f55b55b090faa167 – < 1336b886b162fdc84708096ea152a61c0e1fc09c
- affected 918698d5c2b50433714d2042f55b55b090faa167 – < 9eb4bdd554fc31a5ef6bf645a20ff21618ce45a9
- affected 918698d5c2b50433714d2042f55b55b090faa167 – < 3f4e54bd312d3dafb59daf2b97ffa08abebe60f5
- affected 5.10
- unaffected < 5.10
- unaffected 5.10.236 – ≤ 5.10.*
- unaffected 5.14.16 – ≤ 5.14.*
- unaffected 5.15 – ≤ *
References (4)
- https://git.kernel.org/stable/c/1336b886b162fdc84708096ea152a61c0e1fc09c (opens in a new tab)
- https://git.kernel.org/stable/c/9eb4bdd554fc31a5ef6bf645a20ff21618ce45a9 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/3f4e54bd312d3dafb59daf2b97ffa08abebe60f5 (opens in a new tab)x_transferred
- https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html (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)
- 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://trackcve.app/cve/CVE-2021-47489)Record last updated .