CVE-2026-72041espintcp: use sk_msg_free_partial to fix partial send
- 9.8CriticalCVSS base score
- 0.71%Exploitation in 30 daysEPSS · top 46% 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: espintcp: use sk_msg_free_partial to fix partial send sk_msg_free_partial() ensures consistency of the skmsg at every iteration, without having to manually handle uncharges and offsets. This simplifies the code, and fixes some bugs in skmsg accounting when we don't send the full contents.
Timeline
ID reserved
By Linux
- 6 days later
· 6 days later
Published
- 2 months later
· 2 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 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Received | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.71% · top 46% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
- affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 – < 518dcb84b997dff461800b079e5f2596389f766a
- affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 – < 4ea8c051b4bd7feec7749a980f2f70e1782b84d7
- affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 – < a977f78adce40b39d90d9567e7987bb110102810
- affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 – < 54d73f18f8919735f4d04d6f43374f75756c0180
- affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 – < 14c0b42c8a2cd9b5361bbff45b52f69c62c6a286
- affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 – < a66d45e0ce6d73cd79962d422388e61bfaf0cb50
- affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 – < a338ce41bc933d8f74c39d9b3b6f1d8ca53d9714
- affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 – < 007800408002d871f5699bdb944f985896730b8f
- affected 5.6
- unaffected < 5.6
- unaffected 5.10.266 – ≤ 5.10.*
- unaffected 5.15.217 – ≤ 5.15.*
- unaffected 6.1.184 – ≤ 6.1.*
- unaffected 6.6.145 – ≤ 6.6.*
- unaffected 6.12.97 – ≤ 6.12.*
- unaffected 6.18.40 – ≤ 6.18.*
- unaffected 7.1.5 – ≤ 7.1.*
- unaffected 7.2 – ≤ *
References
References8
- https://git.kernel.org/stable/c/518dcb84b997dff461800b079e5f2596389f766a (opens in a new tab)
- https://git.kernel.org/stable/c/4ea8c051b4bd7feec7749a980f2f70e1782b84d7 (opens in a new tab)
- https://git.kernel.org/stable/c/a977f78adce40b39d90d9567e7987bb110102810 (opens in a new tab)
- https://git.kernel.org/stable/c/54d73f18f8919735f4d04d6f43374f75756c0180 (opens in a new tab)
- https://git.kernel.org/stable/c/14c0b42c8a2cd9b5361bbff45b52f69c62c6a286 (opens in a new tab)
- https://git.kernel.org/stable/c/a66d45e0ce6d73cd79962d422388e61bfaf0cb50 (opens in a new tab)
- https://git.kernel.org/stable/c/a338ce41bc933d8f74c39d9b3b6f1d8ca53d9714 (opens in a new tab)
- https://git.kernel.org/stable/c/007800408002d871f5699bdb944f985896730b8f (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-2026-58999 (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-2026-72041)Record last updated .