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ubuntucveUbuntu.comUB:CVE-2019-19767
HistoryDec 12, 2019 - 12:00 a.m.

CVE-2019-19767

2019-12-1200:00:00
ubuntu.com
ubuntu.com
32

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

59.2%

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.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux<Β 4.15.0-88.88UNKNOWN
ubuntu19.10noarchlinux<Β 5.3.0-40.32UNKNOWN
ubuntu18.04noarchlinux-aws<Β 4.15.0-1060.62UNKNOWN
ubuntu19.10noarchlinux-aws<Β 5.3.0-1011.12UNKNOWN
ubuntu18.04noarchlinux-aws-5.0<Β 5.0.0-1024.27~18.04.1UNKNOWN
ubuntu16.04noarchlinux-aws-hwe<Β 4.15.0-1060.62~16.04.1UNKNOWN
ubuntu18.04noarchlinux-azure<Β 5.0.0-1029.31~18.04.1UNKNOWN
ubuntu19.10noarchlinux-azure<Β 5.3.0-1013.14UNKNOWN
ubuntu14.04noarchlinux-azure<Β 4.15.0-1071.76~14.04.1) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchlinux-azure<Β 4.15.0-1071.76UNKNOWN
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5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

59.2%