CVE-2026-53268

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.

CVSS 3.1

8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

EPSS

0.5% chance of exploitation in the next 30 days; higher than 44% of CVEs (scores of 2026-10-25)

CWE

CWE-125

Published

2026-06-25

Modified

2026-10-19

Record from

the NVD, synced 2026-10-21

Affected

• linux:linux_kernel

References

• https://git.kernel.org/stable/c/0afc802160af0df61ed374fdb97fb34cfe5cdf2f
• https://git.kernel.org/stable/c/4cdda7f868f48e2f81579371584fdbdce37df2c8
• https://git.kernel.org/stable/c/573810f61bcd6b6815e2ff53bbdd2b9c9d747176
• https://git.kernel.org/stable/c/66eba0ffce3b7e11449946b4cbbef8ea36112f56
• https://git.kernel.org/stable/c/7c34f91305292083253df6a9f6c8ede02d4ccaea

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