kernel: pvrusb2: fix use after free on context disconnection

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix use after free on context disconnection Upon module load, a kthread is created targeting the pvr2contextthreadfunc function, which may call pvr2contextdestroy and thus call kfree on the context object. However...

CVE-2024-26875

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix uaf in pvr2contextsetnotify Syzbot reported BUG: KASAN: slab-use-after-free in pvr2contextsetnotify+0x2c4/0x310 drivers/media/usb/pvrusb2/pvrusb2-context.c:35 Read of size 4 at addr ffff888113aeb0d8 by task...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix use after free on context disconnection Upon module load, a kthread is created targeting the pvr2contextthreadfunc function, which may call pvr2contextdestroy and thus call kfree on the context object. However...