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VULNERABILITIES

CVE-2024-56645 Details

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]

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CNA: kernel.orgCVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://git.kernel.org/stable/c/224e606a8d8e8c7db94036272c47a37455667313 kernel.orgPatch
https://git.kernel.org/stable/c/4199dd78a59896e091d3a7a05a77451aa7fd724d kernel.orgPatch
https://git.kernel.org/stable/c/426d94815e12b6bdb9a75af294fbbafb9301601d kernel.orgPatch
https://git.kernel.org/stable/c/68fceb143b635cdc59fed3896d5910aff38f345e kernel.orgPatch
https://git.kernel.org/stable/c/a8c695005bfe6569acd73d777ca298ddddd66105 kernel.orgPatch

see all 9 references

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-OtherWeakness Not in a Standard CWE Category[email protected]

Affected Products

ProductVersions
linux linux kernel
>= 5.4, < 5.4.287
>= 5.5, < 5.10.231
>= 5.11, < 5.15.174
>= 5.16, < 6.1.120
>= 6.2, < 6.6.66

CPE

  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.13:rc1:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2024-56645
NVD Published Date:
Dec 27, 2024
NVD Last Modified:
Aug 4, 2026
Source:
kernel.org
CVE-2024-56645 Details - Not Deferred