CVE-2011-1930

CRITICO 9.8CVE-2011-1930 · Published 14/11/2019 · updated 16/06/2026

Package	Affected versions	Patched versions
klibc klibc_project	`< 1.5.25`	`1.5.25`

Description

In klibc 1.5.20 and 1.5.21, the DHCP options written by ipconfig to /tmp/net-$DEVICE.conf are not properly escaped. This may allow a remote attacker to send a specially crafted DHCP reply which could execute arbitrary code with the privileges of any process which sources DHCP options.

References

security.gentoo.org/glsa/glsa-201309-21.xml · Third Party Advisory
openwall.com/lists/oss-security/2012/05/22/12 · Mailing List
securityfocus.com/bid/47924 · Third Party Advisory
access.redhat.com/security/cve/cve-2011-1930 · Not Applicable
security-tracker.debian.org/tracker/CVE-2011-1930 · Third Party Advisory

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