CVE-2026-64076netfilter: bridge: eb_tables: close module init race
- 7.8HighCVSS base score
- 0.14%Exploitation in 30 daysEPSS · top 97% 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: netfilter: bridge: eb_tables: close module init race sashiko reports for unrelated patch: Does the core ebtables initialization in ebtables.c suffer from a similar race? Once nf_register_sockopt() completes, the sockopts are exposed globally. sockopt has to be registered last, just like in ip/ip6/arptables.
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 | 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)
- 0.14% · top 97% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
- affected 5b53951cfc85329d29df9d07b1e905f4563546a5 – < e0e7dec9dfc02987598e6a42bdfcab51dcc43e10
- affected 5b53951cfc85329d29df9d07b1e905f4563546a5 – < 5fc488f46086d17e8e545d8104ddd95b175de218
- affected 5b53951cfc85329d29df9d07b1e905f4563546a5 – < 6bb35bdaabb22fd2d86b601904e928dbaa537941
- affected 5b53951cfc85329d29df9d07b1e905f4563546a5 – < c647e2a21bbbaceda6cdb8a44a56f44d231dc4b4
- affected 5b53951cfc85329d29df9d07b1e905f4563546a5 – < 02d999dc69b3918dba2414932b5d95f1f75c76cb
- affected 5b53951cfc85329d29df9d07b1e905f4563546a5 – < 27414ff1b287ea9a2a11675149ec28e05539f3cc
- affected 5.13
- unaffected < 5.13
- unaffected 6.1.191 – ≤ 6.1.*
- unaffected 6.6.160 – ≤ 6.6.*
- unaffected 6.12.114 – ≤ 6.12.*
- unaffected 6.18.34 – ≤ 6.18.*
- unaffected 7.0.11 – ≤ 7.0.*
- unaffected 7.1 – ≤ *
References
References6
- https://git.kernel.org/stable/c/e0e7dec9dfc02987598e6a42bdfcab51dcc43e10 (opens in a new tab)
- https://git.kernel.org/stable/c/5fc488f46086d17e8e545d8104ddd95b175de218 (opens in a new tab)
- https://git.kernel.org/stable/c/6bb35bdaabb22fd2d86b601904e928dbaa537941 (opens in a new tab)
- https://git.kernel.org/stable/c/c647e2a21bbbaceda6cdb8a44a56f44d231dc4b4 (opens in a new tab)
- https://git.kernel.org/stable/c/02d999dc69b3918dba2414932b5d95f1f75c76cb (opens in a new tab)
- https://git.kernel.org/stable/c/27414ff1b287ea9a2a11675149ec28e05539f3cc (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-2026-45649 (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-2026-64076)Record last updated .