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CVE-2022-50856cifs: Fix xid leak in cifs_ses_add_channel()
- —Not scoredno CVSS score yet
- 0.20%Exploitation in 30 daysEPSS · top 90% 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: cifs: Fix xid leak in cifs_ses_add_channel() Before return, should free the xid, otherwise, the xid will be leaked.
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)
- 0.20% · top 90% of all CVEs (13 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Not scored.
Affected products
- affected d70e9fa55884760b6d6c293dbf20d8c52ce11fb7 – < 7286f875510486fdc2fc426b7c826262e2283a65
- affected d70e9fa55884760b6d6c293dbf20d8c52ce11fb7 – < 847301f0ee1c29f34cc48547ce1071990f24969c
- affected d70e9fa55884760b6d6c293dbf20d8c52ce11fb7 – < db2a8b6c17e128d91f35d836c569f4a6bda4471b
- affected d70e9fa55884760b6d6c293dbf20d8c52ce11fb7 – < e909d054bdea75ef1ec48c18c5936affdaecbb2c
- affected 5.5
- unaffected < 5.5
- unaffected 5.10.152 – ≤ 5.10.*
- unaffected 5.15.76 – ≤ 5.15.*
- unaffected 6.0.6 – ≤ 6.0.*
- unaffected 6.1 – ≤ *
References
References4
- https://git.kernel.org/stable/c/7286f875510486fdc2fc426b7c826262e2283a65 (opens in a new tab)
- https://git.kernel.org/stable/c/847301f0ee1c29f34cc48547ce1071990f24969c (opens in a new tab)
- https://git.kernel.org/stable/c/db2a8b6c17e128d91f35d836c569f4a6bda4471b (opens in a new tab)
- https://git.kernel.org/stable/c/e909d054bdea75ef1ec48c18c5936affdaecbb2c (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-2022-55842 (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-2022-50856)Record last updated .