CVE-2021-42008

2021-10-0500:00:00

ubuntu.com

6.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

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

0.001 Low

EPSS

Percentile

40.6%

JSON

The decode_data function in drivers/net/hamradio/6pack.c in the Linux
kernel before 5.13.13 has a slab out-of-bounds write. Input from a process
that has the CAP_NET_ADMIN capability can lead to root access.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-161.169UNKNOWN
ubuntu20.04noarchlinux< 5.4.0-89.100UNKNOWN
ubuntu21.04noarchlinux< 5.11.0-38.42UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-219.252UNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1114.121UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1058.61UNKNOWN
ubuntu21.04noarchlinux-aws< 5.11.0-1020.21UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1099.104UNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1135.149UNKNOWN
ubuntu20.04noarchlinux-aws-5.11< 5.11.0-1020.21~20.04.2UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	linux	< 4.15.0-161.169	UNKNOWN
ubuntu	20.04	noarch	linux	< 5.4.0-89.100	UNKNOWN
ubuntu	21.04	noarch	linux	< 5.11.0-38.42	UNKNOWN
ubuntu	16.04	noarch	linux	< 4.4.0-219.252	UNKNOWN
ubuntu	18.04	noarch	linux-aws	< 4.15.0-1114.121	UNKNOWN
ubuntu	20.04	noarch	linux-aws	< 5.4.0-1058.61	UNKNOWN
ubuntu	21.04	noarch	linux-aws	< 5.11.0-1020.21	UNKNOWN
ubuntu	14.04	noarch	linux-aws	< 4.4.0-1099.104	UNKNOWN
ubuntu	16.04	noarch	linux-aws	< 4.4.0-1135.149	UNKNOWN
ubuntu	20.04	noarch	linux-aws-5.11	< 5.11.0-1020.21~20.04.2	UNKNOWN