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author | 2015-03-08 22:02:38 +0100 | |
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committer | 2015-03-08 22:02:38 +0100 | |
commit | a24567fbc43f221b14e805f9bc0b7c6d16911c46 (patch) | |
tree | 910a04fe6ee560ac0eebac55f3cd2781c3519760 /glsa-200312-03.xml | |
download | glsa-a24567fbc43f221b14e805f9bc0b7c6d16911c46.tar.gz glsa-a24567fbc43f221b14e805f9bc0b7c6d16911c46.tar.bz2 glsa-a24567fbc43f221b14e805f9bc0b7c6d16911c46.zip |
Import existing advisories
Diffstat (limited to 'glsa-200312-03.xml')
-rw-r--r-- | glsa-200312-03.xml | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/glsa-200312-03.xml b/glsa-200312-03.xml new file mode 100644 index 00000000..8f1d6714 --- /dev/null +++ b/glsa-200312-03.xml @@ -0,0 +1,77 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> +<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?> +<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?> + +<glsa id="200312-03"> + <title>rsync: exploitable heap overflow</title> + <synopsis> + rsync contains a heap overflow vulnerability that can be used to execute + arbitrary code. + </synopsis> + <product type="ebuild">rsync</product> + <announced>2003-12-04</announced> + <revised>2003-12-04: 01</revised> + <access>remote</access> + <affected> + <package name="net-misc/rsync" auto="yes" arch="*"> + <unaffected range="ge">2.5.7</unaffected> + <vulnerable range="lt">2.5.7</vulnerable> + </package> + </affected> + <background> + <p> + rsync is a popular file transfer package used to synchronize the Portage + tree. + </p> + </background> + <description> + <p> + Rsync version 2.5.6 contains a vulnerability that can be used to run + arbitrary code. The Gentoo infrastructure team has some reasonably good + forensic evidence that this exploit may have been used in combination with + the Linux kernel do_brk() vulnerability (see GLSA 200312-02) to exploit a + rsync.gentoo.org rotation server (see GLSA-200312-01.) + </p> + <p> + Please see http://lwn.net/Articles/61541/ for the security advisory released + by the rsync development team. + </p> + </description> + <impact type="high"> + <p> + A remote attacker could execute arbitrary code with the permissions of the + root user. + </p> + </impact> + <workaround> + <p> + There is no known workaround at this time. + </p> + </workaround> + <resolution> + <p> + To address this vulnerability, all Gentoo users should read GLSA-200312-02 + and ensure that all systems are upgraded to a version of the Linux kernel + without the do_brk() vulnerability, and upgrade to version 2.5.7 of rsync: + </p> + <code> + # emerge sync + # emerge -pv '>=net-misc/rsync-2.5.7' + # emerge '>=net-misc/rsync-2.5.7' + # emerge clean</code> + <p> + Review your /etc/rsync/rsyncd.conf configuration file; ensure that the use + chroot="no" command is commented out or removed, or change use chroot="no" + to use chroot="yes". Then, if necessary, restart rsyncd: + </p> + <code> + # /etc/init.d/rsyncd restart</code> + </resolution> + <references> + <uri link="http://rsync.samba.org/#security_dec03">Rsync Security Advisory</uri> + <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0962">CAN-2003-0962</uri> + <uri link="http://security.gentoo.org/glsa/glsa-200312-02.xml">GLSA-200312-02</uri> + <uri link="http://security.gentoo.org/glsa/glsa-200312-01.xml">GLSA-200312-01</uri> + </references> +</glsa> |