UBUNTU-CVE-2021-47459

In the Linux kernel, the following vulnerability has been resolved: can: j1939: j1939netdevstart: fix UAF for rxkref of j1939priv It will trigger UAF for rxkref of j1939priv as following. cpu0 cpu1 j1939skbindsocket0, ndev0, ... j1939netdevstart j1939skbindsocket1, ndev0, ... j1939netdevstart...

UBUNTU-CVE-2021-47232

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix Use-after-Free, hold skb ref while in use This patch fixes a Use-after-Free found by the syzbot. The problem is that a skb is taken from the per-session skb queue, without incrementing the ref count. This leads to...

PT-2023-36406 · Gnu +1 · Linux +1

Уязвимость реализации сетевого протокола J1939 ядра операционной системы Linux связана с повторным использованием ранее освобожденной в функции j1939 netdev start памяти в модуле net/can/j1939/main.c из-за конкурентного доступа к ndev-ml priv-j1939 priv состояние гонки. Эксплуатация уязвимости...

SUSE CVE-2022-3633

A vulnerability classified as problematic has been found in Linux Kernel. Affected is the function j1939sessiondestroy of the file net/can/j1939/transport.c. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is...

PT-2022-33780 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.15.63 Description: A memory leak issue exists in the j1939 session destroy function, potentially leading to security vulnerabilities. The actual impact and attack plausibility have not yet been proven...