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Diffstat (limited to 'metadata/glsa/glsa-200809-09.xml')
| -rw-r--r-- | metadata/glsa/glsa-200809-09.xml | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/metadata/glsa/glsa-200809-09.xml b/metadata/glsa/glsa-200809-09.xml new file mode 100644 index 000000000000..3dc53098e935 --- /dev/null +++ b/metadata/glsa/glsa-200809-09.xml @@ -0,0 +1,76 @@ +<?xml version="1.0" encoding="utf-8"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> + +<glsa id="200809-09"> + <title>Postfix: Denial of Service</title> + <synopsis> + A memory leak in Postfix might allow local users to cause a Denial of + Service. + </synopsis> + <product type="ebuild">postfix</product> + <announced>September 19, 2008</announced> + <revised>September 19, 2008: 01</revised> + <bug>236453</bug> + <access>local</access> + <affected> + <package name="mail-mta/postfix" auto="yes" arch="*"> + <unaffected range="ge">2.4.9</unaffected> + <unaffected range="ge">2.5.5</unaffected> + <vulnerable range="lt">2.4.9</vulnerable> + <vulnerable range="lt">2.5.5</vulnerable> + </package> + </affected> + <background> + <p> + Postfix is Wietse Venema's mailer that attempts to be fast, easy to + administer, and secure, as an alternative to the widely-used Sendmail + program. + </p> + </background> + <description> + <p> + It has been discovered than Postfix leaks an epoll file descriptor when + executing external commands, e.g. user-controlled $HOME/.forward or + $HOME/.procmailrc files. NOTE: This vulnerability only concerns Postfix + instances running on Linux 2.6 kernels. + </p> + </description> + <impact type="normal"> + <p> + A local attacker could exploit this vulnerability to reduce the + performance of Postfix, and possibly trigger an assertion, resulting in + a Denial of Service. + </p> + </impact> + <workaround> + <p> + Allow only trusted users to control delivery to non-Postfix commands. + </p> + </workaround> + <resolution> + <p> + All Postfix 2.4 users should upgrade to the latest version: + </p> + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=mail-mta/postfix-2.4.9"</code> + <p> + All Postfix 2.5 users should upgrade to the latest version: + </p> + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=mail-mta/postfix-2.5.5"</code> + </resolution> + <references> + <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3889">CVE-2008-3889</uri> + </references> + <metadata tag="requester" timestamp="Wed, 03 Sep 2008 20:58:07 +0000"> + keytoaster + </metadata> + <metadata tag="submitter" timestamp="Mon, 08 Sep 2008 18:33:40 +0000"> + p-y + </metadata> + <metadata tag="bugReady" timestamp="Mon, 08 Sep 2008 18:33:49 +0000"> + p-y + </metadata> +</glsa> |