net: davicom: fix UAF in dm9000_drv_remove (CVE-2025-21715)

Résumé

net: davicom: fix UAF in dm9000_drv_remove

Description d'origine

La description telle que publiée par la source (souvent en anglais).

In the Linux kernel, the following vulnerability has been resolved:

net: davicom: fix UAF in dm9000_drv_remove

dm is netdev private data and it cannot be
used after free_netdev() call. Using dm after free_netdev()
can cause UAF bug. Fix it by moving free_netdev() at the end of the
function.

This is similar to the issue fixed in commit
ad297cd2db89 ("net: qcom/emac: fix UAF in emac_remove").

This bug is detected by our static analysis tool.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

Paquets affectés

Linux Kernel

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.291"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.235"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.179"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.12.0"},{"fixed":"6.1.129"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.6.76"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.12.13"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.13.2"}]}]

État des correctifs par distribution

Paquets corrigés publiés par chaque distribution pour cette CVE

BellSoft Alpaquita BELL-CVE-2025-21715 linux-lts Corrigé dans: 6.1.130-r0
Debian DEBIAN-CVE-2025-21715 linux Corrigé dans: 5.10.237-1
Ubuntu UBUNTU-CVE-2025-21715 linux-aws Corrigé dans: 4.4.0-1150.156

Résumé

Description d'origine

Paquets affectés

État des correctifs par distribution

Références