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CVE-2026-53268

netfilter: conntrack_irc: fix possible out-of-bounds read

Published: Jun 25, 2026Updated: Jun 30, 2026 Sources: CVE List NVD
8.2HIGH
NVD MITRE
EPSS Score
0.4%
Top 71.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
Not available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:HAvailability
High
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Affected Products

Linux
oss-projectaka the linux kernel
LinuxOn-premOS
Operating Systems / linux-distro

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
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References

https://git.kernel.org/stable/c/0afc802160af0df61ed374fdb97fb34cfe5cdf2f
git.kernel.org
https://git.kernel.org/stable/c/4cdda7f868f48e2f81579371584fdbdce37df2c8
git.kernel.org
https://git.kernel.org/stable/c/573810f61bcd6b6815e2ff53bbdd2b9c9d747176
git.kernel.org
and 5 more references View all →

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