Buffer overflow in the trash buffer in the header capture...

Vulnerability Description

Buffer overflow in the trash buffer in the header capture functionality in HAProxy before 1.4.21, when global.tune.bufsize is set to a value greater than the default and header rewriting is enabled, allows remote attackers to cause a denial of service and possibly execute arbitrary code via unspecified vectors.

References

• http://www.openwall.com/lists/oss-security/2012/05/28/1
• http://security.gentoo.org/glsa/glsa-201301-02.xml
• http://www.openwall.com/lists/oss-security/2012/05/23/15
• https://exchange.xforce.ibmcloud.com/vulnerabilities/75777
• http://www.securityfocus.com/bid/53647
• http://haproxy.1wt.eu/#news
• http://www.debian.org/security/2013/dsa-2711
• http://secunia.com/advisories/49261
• http://www.ubuntu.com/usn/USN-1800-1
• http://haproxy.1wt.eu/git?p=haproxy-1.4.git%3Ba=commit%3Bh=30297cb17147a8d339eb160226bcc08c91d9530b
• http://www.openwall.com/lists/oss-security/2012/05/23/12
• http://haproxy.1wt.eu/download/1.4/src/CHANGELOG