CVE-2020-12655

2020-05-0500:00:00

ubuntu.com

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0005 Low

EPSS

Percentile

17.2%

JSON

An issue was discovered in xfs_agf_verify in fs/xfs/libxfs/xfs_alloc.c in
the Linux kernel through 5.6.10. Attackers may trigger a sync of excessive
duration via an XFS v5 image with crafted metadata, aka CID-d0c7feaf8767.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-115.116UNKNOWN
ubuntu20.04noarchlinux< 5.4.0-45.49UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-222.255UNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1080.84UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1022.22UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1102.107UNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1138.152UNKNOWN
ubuntu18.04noarchlinux-aws-5.3< 5.3.0-1033.35UNKNOWN
ubuntu18.04noarchlinux-aws-5.4< 5.4.0-1022.22~18.04.1UNKNOWN
ubuntu16.04noarchlinux-aws-hwe< 4.15.0-1080.84~16.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	linux	< 4.15.0-115.116	UNKNOWN
ubuntu	20.04	noarch	linux	< 5.4.0-45.49	UNKNOWN
ubuntu	16.04	noarch	linux	< 4.4.0-222.255	UNKNOWN
ubuntu	18.04	noarch	linux-aws	< 4.15.0-1080.84	UNKNOWN
ubuntu	20.04	noarch	linux-aws	< 5.4.0-1022.22	UNKNOWN
ubuntu	14.04	noarch	linux-aws	< 4.4.0-1102.107	UNKNOWN
ubuntu	16.04	noarch	linux-aws	< 4.4.0-1138.152	UNKNOWN
ubuntu	18.04	noarch	linux-aws-5.3	< 5.3.0-1033.35	UNKNOWN
ubuntu	18.04	noarch	linux-aws-5.4	< 5.4.0-1022.22~18.04.1	UNKNOWN
ubuntu	16.04	noarch	linux-aws-hwe	< 4.15.0-1080.84~16.04.1	UNKNOWN