CVE-2024-56605

HIGH EPSS 14.5%
Published Dec 27, 20241y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
Find Similar
Published Dec 27, 2024 1y ago
Last Modified Jun 17, 2026 2w ago

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 Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
14.5% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 6

VendorProductVersionRange
linuxlinux_kernel* <5.4.287
linuxlinux_kernel*≥5.5  –  <5.10.231
linuxlinux_kernel*≥5.11  –  <5.15.174
linuxlinux_kernel*≥5.16  –  <6.1.120
linuxlinux_kernel*≥6.2  –  <6.6.66
linuxlinux_kernel*≥6.7  –  <6.12.5

References 9

  • git.kernel.org https://git.kernel.org/stable/c/61686abc2f3c2c67822aa23ce6f160467ec83d35
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7c4f78cdb8e7501e9f92d291a7d956591bf73be9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8ad09ddc63ace3950ac43db6fbfe25b40f589dd6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a8677028dd5123e5e525b8195483994d87123de4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/bb2f2342a6ddf7c04f9aefbbfe86104cd138e629
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/daa13175a6dea312a76099066cb4cbd4fc959a84
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f6ad641646b67f29c7578dcd6c25813c7dcbf51e
    Patch
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/61686abc2f3c2c67822aa23ce6f160467ec83d35
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7c4f78cdb8e7501e9f92d291a7d956591bf73be9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8ad09ddc63ace3950ac43db6fbfe25b40f589dd6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a8677028dd5123e5e525b8195483994d87123de4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/bb2f2342a6ddf7c04f9aefbbfe86104cd138e629
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/daa13175a6dea312a76099066cb4cbd4fc959a84
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f6ad641646b67f29c7578dcd6c25813c7dcbf51e
    Patch