ALT-PU-2019-4243-1

Package update kernel-image-un-def in branch sisyphus

Version5.4.4-alt1

Published2019-12-18

Max severityHIGH

Severity:

Closed issues (2)

HIGH7.8

Уязвимость функций ext4_put_super, dump_orphan_list ядра операционной системы Linux, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации

Published: 2020-01-27Modified: 2026-01-20

CVSS 3.xHIGH 7.8

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

CVSS 2.0MEDIUM 6.8

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

References

CVE-2019-19447

HIGH7.8

In the Linux kernel 5.0.21, mounting a crafted ext4 filesystem image, performing some operations, and unmounting can lead to a use-after-free in ext4_put_super in fs/ext4/super.c, related to dump_orphan_list in fs/ext4/super.c.

Published: 2019-12-08Modified: 2024-11-21

CVSS 2.0MEDIUM 6.8

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

CVSS 3.xHIGH 7.8

CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References