Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098763)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098763 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: clsu32: use skbheaderpointercareful skbheaderpointer does not fully validate negative...

The vulnerability of the u32_classify() function in the net/sched/cls_u32.c module of the network scheduling subsystem of the Linux operating system allows a attacker to access protected information or cause service interruptions.

The vulnerability of the u32classify function in the net/sched/clsu32.c module of the network scheduling subsystem of the Linux operating system is related to the improper checking of specified indices, positions, or offsets in input data. Exploiting this vulnerability may allow an attacker to...

CVE-2026-74544

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsu32: validate offshift to prevent shift-out-of-bounds u32change copies the user-provided tcu32sel.offshift unsigned char, 0-255 into the kernel knode object without bounds validation. When a packet later hits...