diff options
author | 2015-03-08 22:02:38 +0100 | |
---|---|---|
committer | 2015-03-08 22:02:38 +0100 | |
commit | a24567fbc43f221b14e805f9bc0b7c6d16911c46 (patch) | |
tree | 910a04fe6ee560ac0eebac55f3cd2781c3519760 /glsa-200603-07.xml | |
download | glsa-a24567fbc43f221b14e805f9bc0b7c6d16911c46.tar.gz glsa-a24567fbc43f221b14e805f9bc0b7c6d16911c46.tar.bz2 glsa-a24567fbc43f221b14e805f9bc0b7c6d16911c46.zip |
Import existing advisories
Diffstat (limited to 'glsa-200603-07.xml')
-rw-r--r-- | glsa-200603-07.xml | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/glsa-200603-07.xml b/glsa-200603-07.xml new file mode 100644 index 00000000..99e54cfd --- /dev/null +++ b/glsa-200603-07.xml @@ -0,0 +1,69 @@ +<?xml version="1.0" encoding="utf-8"?> +<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?> +<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> + +<glsa id="200603-07"> + <title>flex: Potential insecure code generation</title> + <synopsis> + flex might generate code with a buffer overflow, making applications using + such scanners vulnerable to the execution of arbitrary code. + </synopsis> + <product type="ebuild">flex</product> + <announced>March 10, 2006</announced> + <revised>March 10, 2006: 01</revised> + <bug>122940</bug> + <access>remote and local</access> + <affected> + <package name="sys-devel/flex" auto="yes" arch="*"> + <unaffected range="ge">2.5.33-r1</unaffected> + <vulnerable range="lt">2.5.33-r1</vulnerable> + </package> + </affected> + <background> + <p> + flex is a programming tool used to generate scanners (programs + which recognize lexical patterns in text). + </p> + </background> + <description> + <p> + Chris Moore discovered a buffer overflow in a special class of + lexicographical scanners generated by flex. Only scanners generated by + grammars which use either REJECT, or rules with a "variable trailing + context" might be at risk. + </p> + </description> + <impact type="normal"> + <p> + An attacker could feed malicious input to an application making + use of an affected scanner and trigger the buffer overflow, potentially + resulting in the execution of arbitrary code. + </p> + </impact> + <workaround> + <p> + Avoid using vulnerable grammar in your flex scanners. + </p> + </workaround> + <resolution> + <p> + All flex users should upgrade to the latest version: + </p> + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=sys-devel/flex-2.5.33-r1"</code> + </resolution> + <references> + <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-0459">CVE-2006-0459</uri> + </references> + <metadata tag="requester" timestamp="Fri, 03 Mar 2006 18:28:11 +0000"> + koon + </metadata> + <metadata tag="bugReady" timestamp="Fri, 03 Mar 2006 18:29:09 +0000"> + koon + </metadata> + <metadata tag="submitter" timestamp="Tue, 07 Mar 2006 21:06:21 +0000"> + koon + </metadata> +</glsa> |