CVE-2023-53799
crypto: api - Use work queue in crypto_destroy_instance
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: crypto: api - Use work queue in crypto_destroy_instance The function crypto_drop_spawn expects to be called in process context. However, when an instance is unregistered while it still has active users, the last user may cause the instance to be freed in atomic context. Fix this by delaying the freeing to a work queue.
Timeline
ID reserved
By Linux
- 1 day later
· 1 day 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
No CVSS score yet: neither the CNA, CISA nor NVD has scored this CVE. NVD status: Deferred.
- EPSS (exploitation in 30 days)
- 0.21% · top 89% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Not scored.
Affected products
- affected 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 – < 625bf86bf53eb7a8ee60fb9dc45b272b77e5ce1c
- affected 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 – < 048545d9fc6424b0a11e7e8771225bb9afe09422
- affected 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 – < c4cb61c5f976183c07d16b0071f0c60bc212ef1f
- affected 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 – < 867a146690960ac7b89ce40f4ee60dd32eeb1682
- affected 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 – < c0dbcebc7f390ec7dbe010dcc22c60f0c6bfc26d
- affected 6bfd48096ff8ecabf955958b51ddfa7988eb0a14 – < 9ae4577bc077a7e32c3c7d442c95bc76865c0f17
- affected 2.6.19
- unaffected < 2.6.19
- unaffected 5.10.195 – ≤ 5.10.*
- unaffected 5.15.132 – ≤ 5.15.*
- unaffected 6.1.53 – ≤ 6.1.*
- unaffected 6.4.16 – ≤ 6.4.*
- unaffected 6.5.3 – ≤ 6.5.*
- unaffected 6.6 – ≤ *
References (6)
- https://git.kernel.org/stable/c/625bf86bf53eb7a8ee60fb9dc45b272b77e5ce1c (opens in a new tab)
- https://git.kernel.org/stable/c/048545d9fc6424b0a11e7e8771225bb9afe09422 (opens in a new tab)
- https://git.kernel.org/stable/c/c4cb61c5f976183c07d16b0071f0c60bc212ef1f (opens in a new tab)
- https://git.kernel.org/stable/c/867a146690960ac7b89ce40f4ee60dd32eeb1682 (opens in a new tab)
- https://git.kernel.org/stable/c/c0dbcebc7f390ec7dbe010dcc22c60f0c6bfc26d (opens in a new tab)
- https://git.kernel.org/stable/c/9ae4577bc077a7e32c3c7d442c95bc76865c0f17 (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-2023-53799)Record last updated .