CVE-2024-56645

5.5 MEDIUM
Published: December 27, 2024 Modified: November 03, 2025

Description

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939_session_new(): fix skb reference counting Since j1939_session_skb_queue() does an extra skb_get() for each new skb, do the same for the initial one in j1939_session_new() to avoid refcount underflow. [mkl: clean up commit message]

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://git.kernel.org/stable/c/224e606a8d8e8c7db94036272c47a37455667313
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/4199dd78a59896e091d3a7a05a77451aa7fd724d
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/426d94815e12b6bdb9a75af294fbbafb9301601d
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/68fceb143b635cdc59fed3896d5910aff38f345e
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/a8c695005bfe6569acd73d777ca298ddddd66105
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/b3282c2bebeeb82ceec492ee4972f51ee7a4a132
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/f117cba69cbbd496babb3defcdf440df4fd6fe14
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch

9 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.5 / 10.0
EPSS (Exploit Probability)
0.0%
10th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

linux