In the Linux kernel, the following vulnerability has been resolved: genirq/irq_sim: Initialize work context pointers properly Initialize `ops` member's pointers properly by using kzalloc() instead of kmalloc() when allocating the simulation work context. Otherwise the pointers contain random content leading to invalid dereferencing.
https://git.kernel.org/stable/c/8a2277a3c9e4cc5398f80821afe7ecbe9bdf2819
https://git.kernel.org/stable/c/7f73d1def72532bac4d55ea8838f457a6bed955c
https://git.kernel.org/stable/c/19bd7597858dd15802c1d99fcc38e528f469080a