CVE•Published 2025-09-16•Modified 2026-08-04•1 article on news•5 live references•NVD data
CVE-2023-53297Linux · Linux_kernel
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
4
Exploit Prediction Scoring System · top 96% of all CVEs
Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp conn->chan_lock isn't acquired before l2cap_get_chan_by_scid, if l2cap_get_chan_by_scid returns NULL, then 'bad unlock balance' is triggered.
Timeline
Published 2025-09-16
Modified 2026-08-04
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). Live host counts are a Premium feature.
Shodan · vuln tag
vuln:CVE-2023-53297Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Linux Kernel"Hosts Shodan identified as running Linux Kernel.
More intel sources (5)
Shodan report
vuln:CVE-2023-53297Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2023-53297Censys host search filtered to this CVE id.
grep.app
CVE-2023-53297Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2023-53297GitHub code search for direct mentions.
Google dork
"CVE-2023-53297" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2023-53297 on GitHub.