vulnerability
Red Hat: CVE-2024-56645: kernel: can: j1939: j1939_session_new(): fix skb reference counting (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:L/AC:L/Au:S/C:C/I:N/A:C) | Dec 27, 2024 | Jul 9, 2025 | Jun 17, 2026 |
Severity
6
CVSS
(AV:L/AC:L/Au:S/C:C/I:N/A:C)
Published
Dec 27, 2024
Added
Jul 9, 2025
Modified
Jun 17, 2026
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]
Solutions
redhat-upgrade-kernelredhat-upgrade-kernel-rt
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