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CVE-2026-64068netfs: Fix missing locking around retry adding new subreqs
- 9.8CriticalCVSS base score
- 0.35%Exploitation in 30 daysEPSS · top 71% 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: netfs: Fix missing locking around retry adding new subreqs Fix netfs_retry_read_subrequests() and netfs_retry_write_stream() to take the appropriate lock when adding extra subrequests into stream->subrequests.
Timeline
ID reserved
By Linux
Published
- 3 months later
· 3 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 · Modified | 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)
- 0.35% · top 71% of all CVEs (14 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Affected products
- affected 288ace2f57c9d06dd2e42bd80d03747d879a4068 – < f59c4ec86ef3a9ac99706ae163a38ec28129fd76
- affected 288ace2f57c9d06dd2e42bd80d03747d879a4068 – < d5c9d19b0ff2f7153532ac238a5e96fed2df315c
- affected 288ace2f57c9d06dd2e42bd80d03747d879a4068 – < 393f3f0d7353a94b1e0bc4ca89c683fe983e5fd2
- affected 288ace2f57c9d06dd2e42bd80d03747d879a4068 – < cce18c263e9623872327ba3c956012f73c1179cc
- affected 6.10
- unaffected < 6.10
- unaffected 6.12.114 – ≤ 6.12.*
- unaffected 6.18.50 – ≤ 6.18.*
- unaffected 7.0.11 – ≤ 7.0.*
- unaffected 7.1 – ≤ *
References
References4
- https://git.kernel.org/stable/c/f59c4ec86ef3a9ac99706ae163a38ec28129fd76 (opens in a new tab)
- https://git.kernel.org/stable/c/d5c9d19b0ff2f7153532ac238a5e96fed2df315c (opens in a new tab)
- https://git.kernel.org/stable/c/393f3f0d7353a94b1e0bc4ca89c683fe983e5fd2 (opens in a new tab)
- https://git.kernel.org/stable/c/cce18c263e9623872327ba3c956012f73c1179cc (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-2026-45641 (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-2026-64068)Record last updated .