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CVE-2022-42896

nvd nist
Published: Nov 23, 2022Modified: Oct 14, 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
version < 4.9.335
4.10 ≤ version < 4.14.301
4.15 ≤ version < 4.19.268
4.20 ≤ version < 5.4.226
5.11 ≤ version < 5.15.78
5.16 ≤ version < 6.0.8
5.5 ≤ version < 5.10.154

References (5)

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
Source: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e

Timeline

No history available yet.