PT-2023-3341 · Linux+2 · Linux Kernel+2

Published 2023-03-31 · Updated 2025-03-11 · CVE-2023-3317

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux Kernel (affected versions not specified)

Description A use-after-free flaw was found in the mt7921 check offload capability() function in the wifi mt76/mt7921 sub-component. This issue could allow an attacker to crash the system after 'features' memory release, potentially leading to a kernel information leak problem. The flaw is related to the use of previously freed memory, which may impact the confidentiality and availability of protected information.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2023-4663

AZL-27335

BDU:2023-03497

CVE-2023-3317

USN-6283-1

Affected Products

Alt Linux

Linux Kernel

Ubuntu

References · 15

• https://ubuntu.com/security/CVE-2023-3317 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-27335 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-3317 · Security Note
• https://bdu.fstec.ru/vul/2023-03497 · Security Note
• https://ubuntu.com/security/notices/USN-6283-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-3317 · Security Note
• https://osv.dev/vulnerability/CVE-2023-3317 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-3317 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3317 · Note
• https://bugzilla.redhat.com/show_bug.cgi?id=2215892 · Note
• https://t.me/cvenotify/114220 · Telegram Post
• https://git.kernel.org/linus/2ceb76f734e37833824b7fab6af17c999eb48d2b · Note
• https://kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.15 · Note
• https://patchwork.kernel.org/project/linux-wireless/patch/[e-mail] · Note
• https://patchwork.kernel.org/project/linux-wireless/patch/51fd8f76494348aa9ecbf0abc471ebe47a983dfd.1679502607.git.lorenzo%40kernel.org · Note