CVE-2024-56603

HIGH EPSS 13.1%
Published Dec 27, 20241y ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published Dec 27, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: net: af_can: do not leave a dangling sk pointer in can_create() On error can_create() frees the allocated sk object, but sock_init_data() has already attached it to the provided sock object. This will leave a dangling sk pointer in the sock object and may cause use-after-free later.

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
13.1% 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/1fe625f12d090d69f3f084990c7e4c1ff94bfe5f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5947c9ac08f0771ea8ed64186b0d52e9029cb6c0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/811a7ca7320c062e15d0f5b171fe6ad8592d1434
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/884ae8bcee749be43a071d6ed2d89058dbd2425c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8df832e6b945e1ba61467d7f1c9305e314ae92fe
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ce39b5576785bb3e66591145aad03d66bc3e778d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/db207d19adbac96058685f6257720906ad41d215
    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/1fe625f12d090d69f3f084990c7e4c1ff94bfe5f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5947c9ac08f0771ea8ed64186b0d52e9029cb6c0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/811a7ca7320c062e15d0f5b171fe6ad8592d1434
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/884ae8bcee749be43a071d6ed2d89058dbd2425c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8df832e6b945e1ba61467d7f1c9305e314ae92fe
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ce39b5576785bb3e66591145aad03d66bc3e778d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/db207d19adbac96058685f6257720906ad41d215
    Patch