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CVE-2025-38550ipv6: mcast: Delay put pmc->idev in mld_del_delrec()
- 7.8HighCVSS base score
- 0.17%Exploitation in 30 daysEPSS · top 93% 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: ipv6: mcast: Delay put pmc->idev in mld_del_delrec() pmc->idev is still used in ip6_mc_clear_src(), so as mld_clear_delrec() does, the reference should be put after ip6_mc_clear_src() return.
Timeline
ID reserved
By Linux
- 4 months later
· 4 months later
Published
- 12 months later
· 12 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 |
|---|---|---|---|
| LinuxCNA (assigner) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.17% · top 93% 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: High 7.8.
Affected products
- affected b564ec4491d24b40900c64ab9e29a208f17f3108 – < 1b5b413094af8d88a31b5df3fd262f6baca53841
- affected 63ed8de4be81b699ca727e9f8e3344bd487806d7 – < 6e4eec86fe5f6b3fdbc702d1d36ac2a6e7ec0806
- affected 63ed8de4be81b699ca727e9f8e3344bd487806d7 – < 728db00a14cacb37f36e9382ab5fad55caf890cc
- affected 63ed8de4be81b699ca727e9f8e3344bd487806d7 – < dcbc346f50a009d8b7f4e330f9f2e22d6442fa26
- affected 63ed8de4be81b699ca727e9f8e3344bd487806d7 – < 7929d27c747eafe8fca3eecd74a334503ee4c839
- affected 63ed8de4be81b699ca727e9f8e3344bd487806d7 – < 5f18e0130194550dff734e155029ae734378b5ea
- affected 63ed8de4be81b699ca727e9f8e3344bd487806d7 – < ae3264a25a4635531264728859dbe9c659fad554
- affected 5.13
- unaffected < 5.13
- unaffected 5.15.190 – ≤ 5.15.*
- unaffected 6.1.147 – ≤ 6.1.*
- unaffected 6.6.100 – ≤ 6.6.*
- unaffected 6.12.40 – ≤ 6.12.*
- unaffected 6.15.8 – ≤ 6.15.*
- unaffected 6.16 – ≤ *
References
References8
- https://git.kernel.org/stable/c/1b5b413094af8d88a31b5df3fd262f6baca53841 (opens in a new tab)
- https://git.kernel.org/stable/c/6e4eec86fe5f6b3fdbc702d1d36ac2a6e7ec0806 (opens in a new tab)
- https://git.kernel.org/stable/c/728db00a14cacb37f36e9382ab5fad55caf890cc (opens in a new tab)
- https://git.kernel.org/stable/c/dcbc346f50a009d8b7f4e330f9f2e22d6442fa26 (opens in a new tab)
- https://git.kernel.org/stable/c/7929d27c747eafe8fca3eecd74a334503ee4c839 (opens in a new tab)
- https://git.kernel.org/stable/c/5f18e0130194550dff734e155029ae734378b5ea (opens in a new tab)
- https://git.kernel.org/stable/c/ae3264a25a4635531264728859dbe9c659fad554 (opens in a new tab)
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html (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-2025-25098 (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-2025-38550)Record last updated .