Vulnerability CVE-2023-1252


Published: 2023-03-23

Description:
A use-after-free flaw was found in the Linux kernel??s Ext4 File System in how a user triggers several file operations simultaneously with the overlay FS usage. This flaw allows a local user to crash or potentially escalate their privileges on the system. Only if patch 9a2544037600 ("ovl: fix use after free in struct ovl_aio_req") not applied yet, the kernel could be affected.

 References:
https://lore.kernel.org/lkml/20211115165433.449951285@linuxfoundation.org/

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