CVE-2024-46758
Published: September 19, 2024Last modified: June 17, 2025
Description
In the Linux kernel, the following vulnerability has been resolved: hwmon: (lm95234) Fix underflows seen when writing limit attributes DIV_ROUND_CLOSEST() after kstrtol() results in an underflow if a large negative number such as -9223372036854775808 is provided by the user. Fix it by reordering clamp_val() and DIV_ROUND_CLOSEST() operations.
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 (6.1.110-r0) | 
| Stream | linux-lts | Fixed (6.1.110-r0) | 
References
- https://git.kernel.org/stable/c/0fc27747633aa419f9af40e7bdfa00d2ec94ea81
- https://git.kernel.org/stable/c/16f42953231be1e7be77bc24005270d9e0d9d2ee
- https://git.kernel.org/stable/c/438453dfbbdcf4be26891492644aa3ecbb42c336
- https://git.kernel.org/stable/c/46e4fd338d5bdbaf60e41cda625b24949d2af201
- https://git.kernel.org/stable/c/59c1fb9874a01c9abc49a0a32f192a7e7b4e2650
- https://git.kernel.org/stable/c/93f0f5721d0cca45dac50af1ae6f9a9826c699fd
- https://git.kernel.org/stable/c/af64e3e1537896337405f880c1e9ac1f8c0c6198
- https://git.kernel.org/stable/c/da765bebd90e1b92bdbc3c6a27a3f3cc81529ab6