CVE-2024-56603
Published: January 1, 2025Last modified: January 1, 2025
Description
In the Linux kernel, the following vulnerability has been resolved: net: af_can: do not leave a dangling sk pointer in can_create() On error can_create() frees the allocated sk object, but sock_init_data() has already attached it to the provided sock object. This will leave a dangling sk pointer in the sock object and may cause use-after-free later.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.120-r0) |
| Stream | linux-lts | Fixed (6.6.66-r0) |
References
- https://git.kernel.org/stable/c/1fe625f12d090d69f3f084990c7e4c1ff94bfe5f
- https://git.kernel.org/stable/c/5947c9ac08f0771ea8ed64186b0d52e9029cb6c0
- https://git.kernel.org/stable/c/811a7ca7320c062e15d0f5b171fe6ad8592d1434
- https://git.kernel.org/stable/c/884ae8bcee749be43a071d6ed2d89058dbd2425c
- https://git.kernel.org/stable/c/8df832e6b945e1ba61467d7f1c9305e314ae92fe
- https://git.kernel.org/stable/c/ce39b5576785bb3e66591145aad03d66bc3e778d
- https://git.kernel.org/stable/c/db207d19adbac96058685f6257720906ad41d215