Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.4.287 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/61686abc2f3c2c67822aa23ce6f160467ec83d35Patch
- https://git.kernel.org/stable/c/7c4f78cdb8e7501e9f92d291a7d956591bf73be9Patch
- https://git.kernel.org/stable/c/8ad09ddc63ace3950ac43db6fbfe25b40f589dd6Patch
- https://git.kernel.org/stable/c/a8677028dd5123e5e525b8195483994d87123de4Patch
- https://git.kernel.org/stable/c/bb2f2342a6ddf7c04f9aefbbfe86104cd138e629Patch
- https://git.kernel.org/stable/c/daa13175a6dea312a76099066cb4cbd4fc959a84Patch
- https://git.kernel.org/stable/c/f6ad641646b67f29c7578dcd6c25813c7dcbf51ePatch
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
FAQ
What is CVE-2024-56605?
CVE-2024-56605 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 att...
How severe is CVE-2024-56605?
CVE-2024-56605 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2024-56605?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.