Integer underflow in the olsr_print function in tcpdump 3.9.6 through 4.6.2, when in verbose mode, allows remote attackers to cause a denial of service (crash) via a crafted length value in an OLSR frame.

References

• https://nvd.nist.gov/vuln/detail/CVE-2014-8767
• https://exchange.xforce.ibmcloud.com/vulnerabilities/98765
• https://support.apple.com/kb/HT205031
• http://advisories.mageia.org/MGASA-2014-0503.html
• http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
• http://lists.opensuse.org/opensuse-updates/2015-02/msg00062.html
• http://packetstormsecurity.com/files/129155/tcpdump-4.6.2-OSLR-Denial-Of-Service.html
• http://seclists.org/fulldisclosure/2014/Nov/47
• http://www.debian.org/security/2014/dsa-3086
• http://www.mandriva.com/security/advisories?name=MDVSA-2014:240
• http://www.mandriva.com/security/advisories?name=MDVSA-2015:125
• http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
• http://www.securityfocus.com/archive/1/534011/100/0/threaded
• http://www.securityfocus.com/bid/71150
• http://www.ubuntu.com/usn/USN-2433-1