Уязвимость функции ext4_xattr_inode_cache_find() модуля fs/ext4/xattr.c файловой системы Ext4 ядра операционной системы Linux, позволяющая нарушителю вызвать отказ в обслуживании

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.

A flaw was found in the Linux kernel's ext4 filesystem component. A local user could potentially trigger a deadlock due to inconsistent memory allocation flags in the `ext4_xattr_inode_cache_find` function, which could lead to a Denial of Service (DoS). However, this CVE has been rejected by the assigning CNA.

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.

In the Linux kernel, the following vulnerability has been resolved: fs: ext4: change GFP_KERNEL to GFP_NOFS to avoid deadlock The parent function ext4_xattr_inode_lookup_create already uses GFP_NOFS for memory alloction, so the function ext4_xattr_inode_cache_find should use same gfp_flag.

ELSA-2026-50113: Unbreakable Enterprise kernel security update (IMPORTANT)

ELSA-2026-50006: Unbreakable Enterprise kernel security update (IMPORTANT)