CVE-2026-31447

Sažetak

In the Linux kernel, the following vulnerability has been resolved: ext4: reject mount if bigalloc with s_first_data_block != 0 bigalloc with s_first_data_block != 0 is not supported, reject mounting it.

Reference

https://git.kernel.org/stable/c/3822743dc20386d9897e999dbb990befa3a5b3f8
https://git.kernel.org/stable/c/3a926957cc95899ef88529710836edadc03c71a1
https://git.kernel.org/stable/c/5ad6d994255e27a3254079dfb50ca861fc31f2d0
https://git.kernel.org/stable/c/7b58c110b4e1f028eb38eec9ed3555e9be81c8b0
https://git.kernel.org/stable/c/7d5b04290156c3fc316eecc86a4f9d201ab7d44a
https://git.kernel.org/stable/c/ad1f6d608f33f59d21a3d025615d6786a6443998
https://git.kernel.org/stable/c/b77de3fceafbb39f30e4ff5dc986f863d5456417
https://git.kernel.org/stable/c/d787d3ae96648dc14a3b7ca8fde817177e82c1c7

CVSS

Base:	7.8
Impact:	5.9
Exploitability:	1.8

Pristup

Vektor	Složenost	Autentikacija
LOCAL	LOW	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
HIGH	HIGH	HIGH

CVSS vektor

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Zadnje važnije ažuriranje

07-05-2026 - 19:18

Objavljeno

22-04-2026 - 14:16