Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

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 ...

EUVD-2026-27795

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 ...

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 ...

PT-2026-37572

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the FarSync T-series card driver. When the card is detached, the fst card info structure is deallocated in the fst remove one function. However, if fst t...

CVE-2024-43862

In the Linux kernel, the following vulnerability has been resolved: net: wan: fslqmchdlc: Convert carrierlock spinlock to a mutex The carrierlock spinlock protects the carrier detection. While it is held, framergetstatus is called which in turn takes a mutex. This is not correct and can lead to a...

Design/Logic Flaw

The fstgetiface function in drivers/net/wan/farsync.c in the Linux kernel before 3.11.7 does not properly initialize a certain data structure, which allows local users to obtain sensitive information from kernel memory by leveraging the CAPNETADMIN capability for an SIOCWANDEV ioctl call...

CVE-2014-1444

Technical details beyond the Initial Description are not publicly provided in the connected documents. Monitor for updates from upstream advisories to confirm affected products, versions, and fixes.