CVE-2025-40057
Published: October 29, 2025Last modified: November 3, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: ptp: Add a upper bound on max_vclocks syzbot reported WARNING in max_vclocks_store. This occurs when the argument max is too large for kcalloc to handle. Extend the guard to guard against values that are too large for kcalloc
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.191-r0) |
| 25 LTS | linux-lts | Fixed (6.12.53-r0) | |
| Stream | linux-lts | Fixed (6.18.35-r1) |
References
- https://git.kernel.org/stable/c/35ce5f163889dbce88eda1df661b357a09bbed87
- https://git.kernel.org/stable/c/5ba2f8fd3db1c695f74f7f5df72eb87d52668a66
- https://git.kernel.org/stable/c/8dd446056336faa2283d62cefc2f576536845edc
- https://git.kernel.org/stable/c/da513f2ad1b1b1cf1880ccc2603ce1f1f818eb2e
- https://git.kernel.org/stable/c/e9f35294e18da82162004a2f35976e7031aaf7f9