CVE-2024-35940
Published: May 21, 2024Last modified: May 21, 2024
Description
In the Linux kernel, the following vulnerability has been resolved: pstore/zone: Add a null pointer check to the psz_kmsg_read kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was successful by checking the pointer validity.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.89-r0) |
| Stream | linux-lts | Fixed (6.6.58-r0) |
References
- https://git.kernel.org/stable/c/0ff96ec22a84d80a18d7ae8ca7eb111c34ee33bb
- https://git.kernel.org/stable/c/635594cca59f9d7a8e96187600c34facb8bc0682
- https://git.kernel.org/stable/c/6f9f2e498eae7897ba5d3e33908917f68ff4abcc
- https://git.kernel.org/stable/c/98bc7e26e14fbb26a6abf97603d59532475e97f8
- https://git.kernel.org/stable/c/98e2b97acb875d65bdfc75fc408e67975cef3041
- https://git.kernel.org/stable/c/ec7256887d072f98c42cdbef4dcc80ddf84c7a70
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html