The vulnerability of the `fst_remove_one()` function in the `drivers/net/wan/farsync.c` file of the Linux kernel network device driver allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the fstremoveone function in the drivers/net/wan/farsync.c file of the Linux kernel network device driver is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow a remote attacker to compromise the confidentiality, integrity, and...

CVE-2026-43232

In the Linux kernel, the following vulnerability has been resolved: net: wan: farsync: Fix use-after-free bugs caused by unfinished tasklets When the FarSync T-series card is being detached, the fstcardinfo is deallocated in fstremoveone. However, the fsttxtask or fstinttask may still be running ...