Astra Linux – vulnerability in linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: netns: Make getnetns handle zero refcount net Syzkaller hit a warning: refcountt: addition on 0; use-after-free. WARNING: CPU: 3 PID: 7890 at lib/refcount.c:25 refcountwarnsaturate+0xdf/0x1d0 Modules linked in: CPU: 3 PID: 7890...

PT-2024-7046

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.10.0-rc3 Description The vulnerability is related to the get net ns function in the Linux kernel, which fails to handle a zero refcount net. This can lead to a use-after-free condition, causing a kernel panic...