CVE-2023-3317

2023-06-2300:00:00

ubuntu.com

cve-2023-3317

use-after-free

wifi mt76

mt7921

linux kernel

system crash

information leak

CVSS3

7.1

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

Percentile

9.0%

JSON

A use-after-free flaw was found in mt7921_check_offload_capability in
drivers/net/wireless/mediatek/mt76/mt7921/init.c in wifi mt76/mt7921
sub-component in the Linux Kernel. This flaw could allow an attacker to
crash the system after ‘features’ memory release. This vulnerability could
even lead to a kernel information leak problem.

Bugs

<https://bugzilla.redhat.com/show_bug.cgi?id=2215892>

OSVersionArchitecturePackageVersionFilename
ubuntu23.04noarchlinux< 6.2.0-27.28UNKNOWN
ubuntu23.04noarchlinux-aws< 6.2.0-1009.9UNKNOWN
ubuntu23.04noarchlinux-azure< 6.2.0-1009.9UNKNOWN
ubuntu23.04noarchlinux-gcp< 6.2.0-1011.11UNKNOWN
ubuntu23.04noarchlinux-ibm< 6.2.0-1007.7UNKNOWN
ubuntu23.04noarchlinux-kvm< 6.2.0-1010.10UNKNOWN
ubuntu23.04noarchlinux-lowlatency< 6.2.0-1010.10UNKNOWN
ubuntu23.04noarchlinux-oracle< 6.2.0-1009.9UNKNOWN
ubuntu23.04noarchlinux-raspi< 6.2.0-1010.12UNKNOWN
ubuntu23.04noarchlinux-riscv< 6.2.0-27.28.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	23.04	noarch	linux	< 6.2.0-27.28	UNKNOWN
ubuntu	23.04	noarch	linux-aws	< 6.2.0-1009.9	UNKNOWN
ubuntu	23.04	noarch	linux-azure	< 6.2.0-1009.9	UNKNOWN
ubuntu	23.04	noarch	linux-gcp	< 6.2.0-1011.11	UNKNOWN
ubuntu	23.04	noarch	linux-ibm	< 6.2.0-1007.7	UNKNOWN
ubuntu	23.04	noarch	linux-kvm	< 6.2.0-1010.10	UNKNOWN
ubuntu	23.04	noarch	linux-lowlatency	< 6.2.0-1010.10	UNKNOWN
ubuntu	23.04	noarch	linux-oracle	< 6.2.0-1009.9	UNKNOWN
ubuntu	23.04	noarch	linux-raspi	< 6.2.0-1010.12	UNKNOWN
ubuntu	23.04	noarch	linux-riscv	< 6.2.0-27.28.1	UNKNOWN