CVE-2022-1975

2022-06-0600:00:00

ubuntu.com

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

0.0004 Low

EPSS

Percentile

12.6%

JSON

There is a sleep-in-atomic bug in /net/nfc/netlink.c that allows an
attacker to crash the Linux kernel by simulating a nfc device from
user-space.

Notes

Author	Note
sbeattie	requires CAP_NET_ADMIN in the init namespace.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-191.202UNKNOWN
ubuntu20.04noarchlinux< 5.4.0-124.140UNKNOWN
ubuntu22.04noarchlinux< 5.15.0-41.44UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-239.273UNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1139.150UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1083.90UNKNOWN
ubuntu22.04noarchlinux-aws< 5.15.0-1015.19UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1117.123UNKNOWN
ubuntu16.04noarchlinux-aws< 4.4.0-1155.170UNKNOWN
ubuntu20.04noarchlinux-aws-5.15< 5.15.0-1015.19~20.04.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	linux	< 4.15.0-191.202	UNKNOWN
ubuntu	20.04	noarch	linux	< 5.4.0-124.140	UNKNOWN
ubuntu	22.04	noarch	linux	< 5.15.0-41.44	UNKNOWN
ubuntu	16.04	noarch	linux	< 4.4.0-239.273	UNKNOWN
ubuntu	18.04	noarch	linux-aws	< 4.15.0-1139.150	UNKNOWN
ubuntu	20.04	noarch	linux-aws	< 5.4.0-1083.90	UNKNOWN
ubuntu	22.04	noarch	linux-aws	< 5.15.0-1015.19	UNKNOWN
ubuntu	14.04	noarch	linux-aws	< 4.4.0-1117.123	UNKNOWN
ubuntu	16.04	noarch	linux-aws	< 4.4.0-1155.170	UNKNOWN
ubuntu	20.04	noarch	linux-aws-5.15	< 5.15.0-1015.19~20.04.1	UNKNOWN