CVE-2018-6555

2018-09-0400:00:00

ubuntu.com

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

5.3%

JSON

The irda_setsockopt function in net/irda/af_irda.c and later in
drivers/staging/irda/net/af_irda.c in the Linux kernel before 4.17 allows
local users to cause a denial of service (ias_object use-after-free and
system crash) or possibly have unspecified other impact via an AF_IRDA
socket.

Notes

Author	Note
tyhicks	The irda subsystem was removed in 4.17

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-36.39UNKNOWN
ubuntu14.04noarchlinux< 3.13.0-160.210UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-137.163UNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1023.23UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1031.34UNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1069.79UNKNOWN
ubuntu18.04noarchlinux-azure< 4.15.0-1025.26UNKNOWN
ubuntu14.04noarchlinux-azure< 4.15.0-1030.31~14.04.1UNKNOWN
ubuntu16.04noarchlinux-azure< 4.15.0-1025.26~16.04.1UNKNOWN
ubuntu16.04noarchlinux-azure-edge< 4.15.0-1025.26UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	linux	< 4.15.0-36.39	UNKNOWN
ubuntu	14.04	noarch	linux	< 3.13.0-160.210	UNKNOWN
ubuntu	16.04	noarch	linux	< 4.4.0-137.163	UNKNOWN
ubuntu	18.04	noarch	linux-aws	< 4.15.0-1023.23	UNKNOWN
ubuntu	14.04	noarch	linux-aws	< 4.4.0-1031.34	UNKNOWN
ubuntu	16.04	noarch	linux-aws	< 4.4.0-1069.79	UNKNOWN
ubuntu	18.04	noarch	linux-azure	< 4.15.0-1025.26	UNKNOWN
ubuntu	14.04	noarch	linux-azure	< 4.15.0-1030.31~14.04.1	UNKNOWN
ubuntu	16.04	noarch	linux-azure	< 4.15.0-1025.26~16.04.1	UNKNOWN
ubuntu	16.04	noarch	linux-azure-edge	< 4.15.0-1025.26	UNKNOWN