CVE-2025-39876
Published: September 24, 2025Last modified: September 24, 2025
Description
In the Linux kernel, the following vulnerability has been resolved: net: fec: Fix possible NPD in fec_enet_phy_reset_after_clk_enable() The function of_phy_find_device may return NULL, so we need to take care before dereferencing phy_dev.
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 (6.1.155-r0) |
| 25 LTS | linux-lts | Fixed (6.12.51-r0) | |
| Stream | linux-lts | Fixed (6.12.51-r0) |
References
- https://git.kernel.org/stable/c/03e79de4608bdd48ad6eec272e196124cefaf798
- https://git.kernel.org/stable/c/20a3433d31c2d2bf70ab0abec75f3136b42ae66c
- https://git.kernel.org/stable/c/4fe53aaa4271a72fe5fe3e88a45ce01646b68dc5
- https://git.kernel.org/stable/c/5f1bb554a131e59b28482abad21f691390651752
- https://git.kernel.org/stable/c/8c60d12bba14dc655d2d948b1dbf390b3ae39cb8
- https://git.kernel.org/stable/c/93a699d6e92cfdfa9eb9dbb8c653b5322542ca4f
- https://git.kernel.org/stable/c/eb148d85e126c47d65be34f2a465d69432ca5541
- https://git.kernel.org/stable/c/fe78891f296ac05bf4e5295c9829ef822f3c32e7
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html