CVE-2018-10877

2018-07-1800:00:00

ubuntu.com

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

25.9%

JSON

Linux kernel ext4 filesystem is vulnerable to an out-of-bound access in the
ext4_ext_drop_refs() function when operating on a crafted ext4 filesystem
image.

Notes

Author	Note
sbeattie	possible reproducer in bug report fs/ext4/extents.c

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-44.47UNKNOWN
ubuntu14.04noarchlinux< 3.13.0-157.207UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-134.160UNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1032.34UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1028.31UNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1066.76UNKNOWN
ubuntu16.04noarchlinux-aws-hwe< 4.15.0-1032.34~16.04.1UNKNOWN
ubuntu18.04noarchlinux-azure< 4.15.0-1037.39UNKNOWN
ubuntu14.04noarchlinux-azure< 4.15.0-1037.39~14.04.2UNKNOWN
ubuntu16.04noarchlinux-azure< 4.15.0-1037.39~16.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	linux	< 4.15.0-44.47	UNKNOWN
ubuntu	14.04	noarch	linux	< 3.13.0-157.207	UNKNOWN
ubuntu	16.04	noarch	linux	< 4.4.0-134.160	UNKNOWN
ubuntu	18.04	noarch	linux-aws	< 4.15.0-1032.34	UNKNOWN
ubuntu	14.04	noarch	linux-aws	< 4.4.0-1028.31	UNKNOWN
ubuntu	16.04	noarch	linux-aws	< 4.4.0-1066.76	UNKNOWN
ubuntu	16.04	noarch	linux-aws-hwe	< 4.15.0-1032.34~16.04.1	UNKNOWN
ubuntu	18.04	noarch	linux-azure	< 4.15.0-1037.39	UNKNOWN
ubuntu	14.04	noarch	linux-azure	< 4.15.0-1037.39~14.04.2	UNKNOWN
ubuntu	16.04	noarch	linux-azure	< 4.15.0-1037.39~16.04.1	UNKNOWN