CVE-2012-3954

Severity: low (CVSS 3.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-07-25 · updated 2026-06-16
Weakness: CWE-399

Description

Multiple memory leaks in ISC DHCP 4.1.x and 4.2.x before 4.2.4-P1 and 4.1-ESV before 4.1-ESV-R6 allow remote attackers to cause a denial of service (memory consumption) by sending many requests.

Affected products

Canonical Ubuntu Linux: 11.04, 11.10, 12.04
Debian Linux: 6.0, 7.0
ISC DHCP: 4.1.0, 4.1.0-a1, 4.1.0-a2, 4.1.0-b1, 4.1.1, 4.1.1-b1 (+35)

References

http://lists.opensuse.org/opensuse-updates/2012-08/msg00030.html
http://rhn.redhat.com/errata/RHSA-2012-1141.html
http://security.gentoo.org/glsa/glsa-201301-06.xml
http://www.debian.org/security/2012/dsa-2516
http://www.debian.org/security/2012/dsa-2519
http://www.mandriva.com/security/advisories?name=MDVSA-2012:115
http://www.mandriva.com/security/advisories?name=MDVSA-2012:116
http://www.securityfocus.com/bid/54665
http://www.securitytracker.com/id?1027300
http://www.ubuntu.com/usn/USN-1519-1
https://kb.isc.org/article/AA-00737
http://lists.opensuse.org/opensuse-updates/2012-08/msg00030.html

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