CVE-2026-64011
Published: July 22, 2026Last modified: July 22, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: Fix use-after-free in llcp_sock_release() llcp_sock_release() unconditionally unlinks the socket from the local sockets list. However, if the socket is still in connecting state, it is on the connecting list. Fix this by checking the socket state and unlinking from the correct list.
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 (6.1.177-r0) |
| 25 LTS | linux-lts | Fixed (6.12.95-r0) | |
| Stream | linux-lts | Fixed (6.18.35-r1) |
References
- https://git.kernel.org/stable/c/2dfdaaf7d933b676124aadec6698825e95f94fe9
- https://git.kernel.org/stable/c/89ba026747019ee643d29407435ddc118e6ca908
- https://git.kernel.org/stable/c/912ebc49d4406a17fe73e5671d674fbc2f6b2634
- https://git.kernel.org/stable/c/bc421d0826dedbba37580a25405eafb599e76d42
- https://git.kernel.org/stable/c/cdc17e09a636c7f936f771902535a7515a7608fc
- https://git.kernel.org/stable/c/e00f50f8697724a6f1d2d35744c1332c9912dac5
- https://git.kernel.org/stable/c/f4268b466190dae95a7585f69b4f1f8ad097632c
- https://git.kernel.org/stable/c/fb29f6bbe433f3decad227588809636c25f2a287