CVE-2024-56605 | BDVDB-2026-260375 Detail
LinuxLinux
Description#
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: do not leave dangling sk pointer on error in l2cap_sock_create() bt_sock_alloc() allocates the sk object and attaches it to the provided sock object. On error l2cap_sock_alloc() frees the sk object, but the dangling pointer is still attached to the sock object, which may create use-after-free in other code.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.
Weaknesses#
- CWE-416 Use After Free
References#
- https://git.kernel.org/stable/c/f6ad641646b67f29c7578dcd6c25813c7dcbf51e
- https://git.kernel.org/stable/c/daa13175a6dea312a76099066cb4cbd4fc959a84
- https://git.kernel.org/stable/c/a8677028dd5123e5e525b8195483994d87123de4
- https://git.kernel.org/stable/c/bb2f2342a6ddf7c04f9aefbbfe86104cd138e629
- https://git.kernel.org/stable/c/8ad09ddc63ace3950ac43db6fbfe25b40f589dd6
- https://git.kernel.org/stable/c/61686abc2f3c2c67822aa23ce6f160467ec83d35
- https://git.kernel.org/stable/c/7c4f78cdb8e7501e9f92d291a7d956591bf73be9
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.