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CVE-2021-47490
drm/ttm: fix memleak in ttm_transfered_destroy
Medium5.5EPSS 0.21%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: drm/ttm: fix memleak in ttm_transfered_destroy We need to cleanup the fences for ghost objects as well. Bug: https://bugzilla.kernel.org/show_bug.cgi?id=214029 Bug: https://bugzilla.kernel.org/show_bug.cgi?id=214447
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 · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.21% · top 89% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
References (6)
- https://git.kernel.org/stable/c/132a3d998d6753047f22152731fba2b0d6b463dd (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/0db55f9a1bafbe3dac750ea669de9134922389b5 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/bd99782f3ca491879e8524c89b1c0f40071903bd (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/960b1fdfc39aba8f41e9e27b2de0c925c74182d9 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/c21b4002214c1c7e7b627b9b53375612f7aab6db (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/bbc920fb320f1c241cc34ac85edaa0058922246a (opens in a new tab)x_transferred
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-2021-47490)Record last updated .