CVE-2022-1998 | BDVDB-2026-177686 Detail

Kernel

Description#

A use after free in the Linux kernel File System notify functionality was found in the way user triggers copy_info_records_to_user() call to fail in copy_event_to_user(). A local user could use this flaw to crash the system or potentially escalate their privileges on the system.

Impact#

No impact statement in the source data.

Weaknesses#

CWE-416 Use After Free

References#

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/notify/fanotify/fanotify_user.c?h=v5.17&id=ee12595147ac1fbfb5bcb23837e26dd58d94b15d
https://seclists.org/oss-sec/2022/q1/99
https://security.netapp.com/advisory/ntap-20220707-0009/

Exploit#

No public exploit known

History#

Version 12022-06-09Record published in the CVE List.
Version 22024-08-03Most recent update recorded in the CVE List.