CVE-2022-50783
mptcp: use proper req destructor for IPv6
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: mptcp: use proper req destructor for IPv6 Before, only the destructor from TCP request sock in IPv4 was called even if the subflow was IPv6. It is important to use the right destructor to avoid memory leaks with some advanced IPv6 features, e.g. when the request socks contain specific IPv6 options.
Timeline
ID reserved
By Linux
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)
- 0.26% · top 82% 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 79c0949e9a09f6a14a6dd18dc8396029423f9b68 – < 6eb02c596ec02e5897ae377e065cb7df55337a96
- affected 79c0949e9a09f6a14a6dd18dc8396029423f9b68 – < bd5dc96fea4edd16d2e22f41b4dd50a4cfbeb919
- affected 79c0949e9a09f6a14a6dd18dc8396029423f9b68 – < 092953f3c4cd65f88b27b87a922f6c725f34ee04
- affected 79c0949e9a09f6a14a6dd18dc8396029423f9b68 – < 1922ea6b0ae2ea0c9a09be0eafafe1cd1069d259
- affected 79c0949e9a09f6a14a6dd18dc8396029423f9b68 – < d3295fee3c756ece33ac0d935e172e68c0a4161b
- affected 5.6
- unaffected < 5.6
- 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 (5)
- https://git.kernel.org/stable/c/6eb02c596ec02e5897ae377e065cb7df55337a96 (opens in a new tab)
- https://git.kernel.org/stable/c/bd5dc96fea4edd16d2e22f41b4dd50a4cfbeb919 (opens in a new tab)
- https://git.kernel.org/stable/c/092953f3c4cd65f88b27b87a922f6c725f34ee04 (opens in a new tab)
- https://git.kernel.org/stable/c/1922ea6b0ae2ea0c9a09be0eafafe1cd1069d259 (opens in a new tab)
- https://git.kernel.org/stable/c/d3295fee3c756ece33ac0d935e172e68c0a4161b (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-2022-50783)Record last updated .