ALAS-2012-031


Amazon Linux AMI Security Advisory: ALAS-2012-31
Advisory Release Date: 2014-09-14 15:10 Pacific
Severity: Medium

Issue Overview:

A denial of service flaw was found in the way the dhcpd daemon handled DHCP request packets when regular expression matching was used in "/etc/dhcp/dhcpd.conf". A remote attacker could use this flaw to crash dhcpd. (CVE-2011-4539 )


Affected Packages:

dhcp


Issue Correction:
Run yum update dhcp to update your system.

New Packages:
i686:
    dhcp-devel-4.1.1-25.P1.14.amzn1.i686
    dhclient-4.1.1-25.P1.14.amzn1.i686
    dhcp-4.1.1-25.P1.14.amzn1.i686
    dhcp-debuginfo-4.1.1-25.P1.14.amzn1.i686
    dhcp-common-4.1.1-25.P1.14.amzn1.i686

src:
    dhcp-4.1.1-25.P1.14.amzn1.src

x86_64:
    dhcp-4.1.1-25.P1.14.amzn1.x86_64
    dhclient-4.1.1-25.P1.14.amzn1.x86_64
    dhcp-devel-4.1.1-25.P1.14.amzn1.x86_64
    dhcp-common-4.1.1-25.P1.14.amzn1.x86_64
    dhcp-debuginfo-4.1.1-25.P1.14.amzn1.x86_64