CVE-2024-56601
Published: January 2, 2025Last modified: January 2, 2025
Description
In the Linux kernel, the following vulnerability has been resolved: net: inet: do not leave a dangling sk pointer in inet_create() sock_init_data() attaches the allocated sk object to the provided sock object. If inet_create() fails later, the sk object is freed, but the sock object retains the dangling pointer, which may create use-after-free later. Clear the sk pointer in the sock object on error.
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/25447c6aaa7235f155292b0c58a067347e8ae891
- https://git.kernel.org/stable/c/2bc34d8c8898ae9fddf4612501aabb22d76c2b2c
- https://git.kernel.org/stable/c/3e8258070b0f2aba66b3ef18883de229674fb288
- https://git.kernel.org/stable/c/691d6d816f93b2a1008c14178399061466e674ef
- https://git.kernel.org/stable/c/9365fa510c6f82e3aa550a09d0c5c6b44dbc78ff
- https://git.kernel.org/stable/c/b4513cfd3a10c03c660d5d3d26c2e322efbfdd9b
- https://git.kernel.org/stable/c/f8a3f255f7509a209292871715cda03779640c8d