kernel: use-after-free in free_pipe_info() could lead to privilege escalation

A use-after-free flaw was found in the Linux kernel’s pipes functionality in how a user performs manipulations with the pipe postonenotification after freepipeinfo that is already called. This flaw allows a local user to crash or potentially escalate their privileges on the system...

A use-after-free flaw was found in the Linux kernel’s pipes functionality in how a user performs manipulations with the pipe post_one_notification() after free_pipe_info() that is already called. This flaw allows a local user to crash or potentially escalate their privileges on the system.

...

DEBIAN-CVE-2022-1882

A use-after-free flaw was found in the Linux kernel’s pipes functionality in how a user performs manipulations with the pipe postonenotification after freepipeinfo that is already called. This flaw allows a local user to crash or potentially escalate their privileges on the system...

UBUNTU-CVE-2022-1882

A use-after-free flaw was found in the Linux kernel’s pipes functionality in how a user performs manipulations with the pipe postonenotification after freepipeinfo that is already called. This flaw allows a local user to crash or potentially escalate their privileges on the system...

CVE-2022-1882

A use-after-free flaw was found in the Linux kernel’s pipes functionality in how a user performs manipulations with the pipe postonenotification after freepipeinfo that is already called. This flaw allows a local user to crash or potentially escalate their privileges on the system...