CVE-2026-53248

In Linux kernel, the airoha net driver has a use-after-free in metadata_dst teardown (CVE-2026-53248). The airoha_metadata_dst_free() function frees the metadata_dst with kfree() immediately, bypassing the RCU grace period, while the RX path may hold a non-refcounted pointer from skb to the dst v...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Tracing: Fixed the issue with copylinklist updates when the “copyTracemarker” option is enabled for an instance. When this option is enabled, any data written to /sys/kernel/tracing/tracemarker is also copied into the buffer o...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: sched: using the RCU read-side critical section in tapriodump Fixed a possible use-after-free in ‘tapriodump’ by adding the RCU read-side critical section. This issue was not encountered on x86, but was found on an arm64...

UBUNTU-CVE-2024-50126

In the Linux kernel, the following vulnerability has been resolved: net: sched: use RCU read-side critical section in tapriodump Fix possible use-after-free in 'tapriodump' by adding RCU read-side critical section there. Never seen on x86 but found on a KASAN-enabled arm64 system when investigati...