CVE-2019-19767

MEDIUM

5.5

Description

The Linux kernel before 5.4.2 mishandles ext4_expand_extra_isize, as demonstrated by use-after-free errors in __ext4_expand_extra_isize and ext4_xattr_set_entry, related to fs/ext4/inode.c and fs/ext4/super.c, aka CID-4ea99936a163.

CVE Details

CVSS v3.1 Score5.5

SeverityMEDIUM

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published12/12/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

linux:linux_kernel

Weaknesses (CWE)

CWE-416

References

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html(cve@mitre.org)

https://bugzilla.kernel.org/show_bug.cgi?id=205609(cve@mitre.org)

https://bugzilla.kernel.org/show_bug.cgi?id=205707(cve@mitre.org)

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.2(cve@mitre.org)

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a(cve@mitre.org)

https://github.com/torvalds/linux/commit/4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20200103-0001/(cve@mitre.org)

https://usn.ubuntu.com/4258-1/(cve@mitre.org)

https://usn.ubuntu.com/4284-1/(cve@mitre.org)

https://usn.ubuntu.com/4287-1/(cve@mitre.org)

https://usn.ubuntu.com/4287-2/(cve@mitre.org)

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.kernel.org/show_bug.cgi?id=205609(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.kernel.org/show_bug.cgi?id=205707(af854a3a-2127-422b-91ae-364da2661108)

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.2(af854a3a-2127-422b-91ae-364da2661108)

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/torvalds/linux/commit/4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20200103-0001/(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4258-1/(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4284-1/(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4287-1/(af854a3a-2127-422b-91ae-364da2661108)

https://usn.ubuntu.com/4287-2/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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