CVE-2024-35800
Published: May 18, 2024Last modified: May 18, 2024
Description
In the Linux kernel, the following vulnerability has been resolved: efi: fix panic in kdump kernel Check if get_next_variable() is actually valid pointer before calling it. In kdump kernel this method is set to NULL that causes panic during the kexec-ed kernel boot. Tested with QEMU and OVMF firmware.
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 | Not affected (6.1.33-r0) |
| 25 LTS | linux-lts | Fixed (6.12.41-r0) | |
| Stream | linux-lts | Fixed (6.12.41-r0) |
References
- https://git.kernel.org/stable/c/090d2b4515ade379cd592fbc8931344945978210
- https://git.kernel.org/stable/c/62b71cd73d41ddac6b1760402bbe8c4932e23531
- https://git.kernel.org/stable/c/7784135f134c13af17d9ffb39a57db8500bc60ff
- https://git.kernel.org/stable/c/9114ba9987506bcfbb454f6e68558d68cb1abbde
- https://git.kernel.org/stable/c/b9d103aca85f082a343b222493f3cab1219aaaf4