ALT-PU-2018-1672-1

Package update kernel-image-std-pae in branch p8

Version4.4.131-alt0.M80P.1

Published2018-05-08

Max severityMEDIUM

Severity:

Closed issues (2)

MEDIUM5.5

Уязвимость функции ext4_valid_block_bitmap ядра операционной системы Linux, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2018-05-25Modified: 2024-05-16

CVSS 3.xMEDIUM 5.5

CVSS:3.x/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS 2.0HIGH 7.8

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:C

References

MEDIUM5.5

The ext4_valid_block_bitmap function in fs/ext4/balloc.c in the Linux kernel through 4.15.15 allows attackers to cause a denial of service (out-of-bounds read and system crash) via a crafted ext4 image because balloc.c and ialloc.c do not validate bitmap block numbers.

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

CVSS 2.0HIGH 7.1

CVSS:2.0/AV:N/AC:M/Au:N/C:N/I:N/A:C

CVSS 3.xMEDIUM 5.5

CVSS:3.x/CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References