CVE-2026-64076
Published: July 22, 2026Last modified: November 3, 2026
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.191-r0) |
| 25 LTS | linux-lts | Fixed (6.12.115-r0) | |
| Stream | linux-lts | Fixed (6.18.35-r1) |
References
- https://git.kernel.org/stable/c/02d999dc69b3918dba2414932b5d95f1f75c76cb
- https://git.kernel.org/stable/c/27414ff1b287ea9a2a11675149ec28e05539f3cc
- https://git.kernel.org/stable/c/5fc488f46086d17e8e545d8104ddd95b175de218
- https://git.kernel.org/stable/c/6bb35bdaabb22fd2d86b601904e928dbaa537941
- https://git.kernel.org/stable/c/c647e2a21bbbaceda6cdb8a44a56f44d231dc4b4
- https://git.kernel.org/stable/c/e0e7dec9dfc02987598e6a42bdfcab51dcc43e10