CVE-2024-56645
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…
Does this matter?
Lower severity and a low EPSS score (0.68%). Track it; it rarely justifies an emergency change on its own.
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]
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.68% probability · 50th percentile
- CISA KEV
- Not listed
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/224e606a8d8e8c7db94036272c47a37455667313Patch
- https://git.kernel.org/stable/c/4199dd78a59896e091d3a7a05a77451aa7fd724dPatch
- https://git.kernel.org/stable/c/426d94815e12b6bdb9a75af294fbbafb9301601dPatch
- https://git.kernel.org/stable/c/68fceb143b635cdc59fed3896d5910aff38f345ePatch
- https://git.kernel.org/stable/c/a8c695005bfe6569acd73d777ca298ddddd66105Patch
- https://git.kernel.org/stable/c/b3282c2bebeeb82ceec492ee4972f51ee7a4a132Patch
- https://git.kernel.org/stable/c/f117cba69cbbd496babb3defcdf440df4fd6fe14Patch
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.