CVE-2014-1690

Severity: low (CVSS 2.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-02-28 · updated 2026-06-17
Weakness: CWE-200

Description

The help function in net/netfilter/nf_nat_irc.c in the Linux kernel before 3.12.8 allows remote attackers to obtain sensitive information from kernel memory by establishing an IRC DCC session in which incorrect packet data is transmitted during use of the NAT mangle feature.

Affected products

Canonical Ubuntu Linux: 12.04, 13.10
Linux kernel: before 3.12.8 — fixed in 3.12.8

How to fix

Upgrade to a fixed version: Linux kernel 3.12.8. Check the vendor advisory for mitigations.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2690d97ade05c5325cbf7c72b94b90d265659886
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.8
http://www.openwall.com/lists/oss-security/2014/01/28/3
http://www.ubuntu.com/usn/USN-2137-1
http://www.ubuntu.com/usn/USN-2140-1
http://www.ubuntu.com/usn/USN-2158-1
https://bugzilla.redhat.com/show_bug.cgi?id=1058748
https://github.com/torvalds/linux/commit/2690d97ade05c5325cbf7c72b94b90d265659886
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2690d97ade05c5325cbf7c72b94b90d265659886
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.8
http://www.openwall.com/lists/oss-security/2014/01/28/3
http://www.ubuntu.com/usn/USN-2137-1

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