CVE-2022-47518

2022-12-1800:00:00

ubuntu.com

linux kernel

wilc1000 wireless driver

buffer overflow

wi-fi management frames

CVSS3

7.8

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

EPSS

Percentile

5.1%

JSON

An issue was discovered in the Linux kernel before 6.0.11. Missing
validation of the number of channels in
drivers/net/wireless/microchip/wilc1000/cfg80211.c in the WILC1000 wireless
driver can trigger a heap-based buffer overflow when copying the list of
operating channels from Wi-Fi management frames.

Notes

Author	Note
sbeattie	this driver was in the staging tree until the v5.9 kernel.

OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchlinux< anyUNKNOWN
ubuntu22.04noarchlinux< 5.15.0-67.74UNKNOWN
ubuntu22.10noarchlinux< 5.19.0-35.36UNKNOWN
ubuntu20.04noarchlinux-aws< anyUNKNOWN
ubuntu22.04noarchlinux-aws< 5.15.0-1031.35UNKNOWN
ubuntu22.10noarchlinux-aws< 5.19.0-1020.21UNKNOWN
ubuntu20.04noarchlinux-aws-5.15< 5.15.0-1031.35~20.04.1UNKNOWN
ubuntu20.04noarchlinux-azure< anyUNKNOWN
ubuntu22.04noarchlinux-azure< 5.15.0-1034.41UNKNOWN
ubuntu22.10noarchlinux-azure< 5.19.0-1021.22UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	20.04	noarch	linux	< any	UNKNOWN
ubuntu	22.04	noarch	linux	< 5.15.0-67.74	UNKNOWN
ubuntu	22.10	noarch	linux	< 5.19.0-35.36	UNKNOWN
ubuntu	20.04	noarch	linux-aws	< any	UNKNOWN
ubuntu	22.04	noarch	linux-aws	< 5.15.0-1031.35	UNKNOWN
ubuntu	22.10	noarch	linux-aws	< 5.19.0-1020.21	UNKNOWN
ubuntu	20.04	noarch	linux-aws-5.15	< 5.15.0-1031.35~20.04.1	UNKNOWN
ubuntu	20.04	noarch	linux-azure	< any	UNKNOWN
ubuntu	22.04	noarch	linux-azure	< 5.15.0-1034.41	UNKNOWN
ubuntu	22.10	noarch	linux-azure	< 5.19.0-1021.22	UNKNOWN