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CVE-2022-50843dm clone: Fix UAF in clone_dtr()
- —Not scoredno CVSS score yet
- 0.24%Exploitation in 30 daysEPSS · top 84% 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: dm clone: Fix UAF in clone_dtr() Dm_clone also has the same UAF problem when dm_resume() and dm_destroy() are concurrent. Therefore, cancelling timer again in clone_dtr().
Timeline
ID reserved
By Linux
Published
- 4 months later
· 4 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)
- 0.24% · top 84% of all CVEs (13 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Not scored.
Affected products
- affected 7431b7835f554f8608b415a02cf3c3f086309e02 – < 520b56cfd9faee7683f081c3a38f11a81b13a68e
- affected 7431b7835f554f8608b415a02cf3c3f086309e02 – < 342cfd8426dff4228e6c714bcb9fc8295a2748dd
- affected 7431b7835f554f8608b415a02cf3c3f086309e02 – < 856edd0e92f3fe89606b704c86a93daedddfe6ec
- affected 7431b7835f554f8608b415a02cf3c3f086309e02 – < b1ddb666073bb5f36390aaabaa1a4d48d78c52ed
- affected 7431b7835f554f8608b415a02cf3c3f086309e02 – < 9e113cd4f61f3b0000843b2d0a90ce8b40a1fcff
- affected 7431b7835f554f8608b415a02cf3c3f086309e02 – < e4b5957c6f749a501c464f92792f1c8e26b61a94
- affected 5.4
- unaffected < 5.4
- unaffected 5.4.229 – ≤ 5.4.*
- unaffected 5.10.163 – ≤ 5.10.*
- unaffected 5.15.87 – ≤ 5.15.*
- unaffected 6.0.18 – ≤ 6.0.*
- unaffected 6.1.4 – ≤ 6.1.*
- unaffected 6.2 – ≤ *
References
References6
- https://git.kernel.org/stable/c/520b56cfd9faee7683f081c3a38f11a81b13a68e (opens in a new tab)
- https://git.kernel.org/stable/c/342cfd8426dff4228e6c714bcb9fc8295a2748dd (opens in a new tab)
- https://git.kernel.org/stable/c/856edd0e92f3fe89606b704c86a93daedddfe6ec (opens in a new tab)
- https://git.kernel.org/stable/c/b1ddb666073bb5f36390aaabaa1a4d48d78c52ed (opens in a new tab)
- https://git.kernel.org/stable/c/9e113cd4f61f3b0000843b2d0a90ce8b40a1fcff (opens in a new tab)
- https://git.kernel.org/stable/c/e4b5957c6f749a501c464f92792f1c8e26b61a94 (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-2022-55855 (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-2022-50843)Record last updated .