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CVE-2022-42896

nvd nist
Published: Nov 23, 2022Modified: Jun 17, 2026

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8.8
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 2.8 / Impact: 5.9
Source: NVD

Description

There are use-after-free vulnerabilities in the Linux kernel's net/bluetooth/l2cap_core.c's l2cap_connect and l2cap_le_connect_req functions which may allow code execution and leaking kernel memory (respectively) remotely via Bluetooth. A remote attacker could execute code leaking kernel memory via Bluetooth if within proximity of the victim. We recommend upgrading past commit  https://www.google.com/url https://github.com/torvalds/linux/commit/711f8c3fb3db61897080468586b970c87c61d9e4 https://www.google.com/url

Affected (7)

Products: Linux: Linux Kernel
1 product
Linux Kernel
Configuration A
7 vulnerable
Vulnerable SoftwareAffected Versions
Linux
Before 4.9.335
From 4.10 to 4.14.301
From 4.15 to 4.19.268
From 4.20 to 5.4.226
From 5.11 to 5.15.78
From 5.16 to 6.0.8
From 5.5 to 5.10.154

References (4)

Source: cve-coordination@google.com
PatchThird Party Advisory
Source: cve-coordination@google.com
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory

Timeline

No history available yet.