CVE-2024-56645
Last modified
CVE-2024-56645 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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]. EPSS estimates a 0.22% chance of exploitation in the next 30 days.
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:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Linux | Linux Kernel | >= 5.4, < 5.4.287 | — |
| Linux | Linux Kernel | >= 5.5, < 5.10.231 | — |
| Linux | Linux Kernel | >= 5.11, < 5.15.174 | — |
| Linux | Linux Kernel | >= 5.16, < 6.1.120 | — |
| Linux | Linux Kernel | >= 6.2, < 6.6.66 | — |
| Linux | Linux Kernel | >= 6.7, < 6.12.5 | — |
| Linux | Linux Kernel | 6.13 | Rc1 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
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