BDU:2018-00716

Уязвимость функции ext4_iget ядра операционной системы Linux, позволяющая нарушителю вызвать отказ в обслуживании

Severity: MEDIUM (5.3) Vector: AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

Severity: HIGH (7.1) Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C

References:

Published: 2018-04-02
Modified: 2024-11-21

CVE-2018-1092

The ext4_iget function in fs/ext4/inode.c in the Linux kernel through 4.15.15 mishandles the case of a root directory with a zero i_links_count, which allows attackers to cause a denial of service (ext4_process_freed_data NULL pointer dereference and OOPS) via a crafted ext4 image.

Severity: HIGH (7.1) Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C

Severity: MEDIUM (5.5) Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References:

Version: 2.1.2

Package kernel-image-std-pae update in p8 on 2018-04-26

ALT-PU-2018-1631-1

Closed vulnerabilities

BDU:2018-00716

CVE-2018-1092