CVE•Published 2026-06-25•Modified 2026-09-08•1 article on news•6 live references•NVD data
CVE-2026-53268Linux · Linux_kernel
Vulnerability data via NVD (ingested)
CVSS v3.1
8.2
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
EPSS percentile
27
Exploit Prediction Scoring System · top 73% of all CVEs
Weaknesses (CWE)
Description
In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack_irc: fix possible out-of-bounds read When parsing fails after we've matched the command string we should bail out instead of trying to match a different command. This helper should be deprecated, given prevalence of TLS I doubt it has any relevance in 2026.
Timeline
Published 2026-06-25
Modified 2026-09-08
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).
Shodan · vuln tag494 hosts
vuln:CVE-2026-53268Hosts 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-2026-53268Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-53268Censys host search filtered to this CVE id.
grep.app
CVE-2026-53268Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-53268GitHub code search for direct mentions.
Google dork
"CVE-2026-53268" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-53268 on GitHub.