CVE-2026-31447

תיאור (מקור, אנגלית)

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.

מדדים

CVSS 3.1

7.8 (HIGH) מקור הציון: CNA CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS — סבירות ניצול

0% (אחוזון 000) נכון ל-25/9/2026

מוצרים מושפעים

linux: linux kernel

קישורים

• https://git.kernel.org/stable/c/3822743dc20386d9897e999dbb990befa3a5b3f8 Patch
• https://git.kernel.org/stable/c/3a926957cc95899ef88529710836edadc03c71a1 Patch
• https://git.kernel.org/stable/c/5ad6d994255e27a3254079dfb50ca861fc31f2d0 Patch
• https://git.kernel.org/stable/c/7b58c110b4e1f028eb38eec9ed3555e9be81c8b0 Patch
• https://git.kernel.org/stable/c/7d5b04290156c3fc316eecc86a4f9d201ab7d44a Patch
• https://git.kernel.org/stable/c/ad1f6d608f33f59d21a3d025615d6786a6443998 Patch
• https://git.kernel.org/stable/c/b77de3fceafbb39f30e4ff5dc986f863d5456417 Patch
• https://git.kernel.org/stable/c/d787d3ae96648dc14a3b7ca8fde817177e82c1c7 Patch
• https://cert-portal.siemens.com/productcert/html/ssa-019113.html
• https://cert-portal.siemens.com/productcert/html/ssa-082556.html