CVE•Published 2022-11-23•Modified 2026-10-14•1 article on news•6 live references•NVD data

CVE-2022-42896Linux · Linux_kernel

Vulnerability data via NVD (ingested)

CVSS v3.1
8.0
HIGH
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
EPSS percentile
81
Exploit Prediction Scoring System · top 19% of all CVEs
Weaknesses (CWE)
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

Timeline
Published 2022-11-23
Modified 2026-10-14

External references

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

More intel sources (5)

Known PoCs on GitHub (1)