SB2016080708 - Division by zero in Wireshark
Published: August 7, 2016 Updated: July 28, 2020
Security Bulletin ID
SB2016080708
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Division by zero (CVE-ID: CVE-2016-6505)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to divide-by-zero error within epan/dissectors/packet-packetbb.c in the PacketBB dissector in Wireshark 1.12.x before 1.12.13 and 2.x before 2.0.5. A remote attacker can perform a denial of service (divide-by-zero error and application crash) via a crafted packet.
Remediation
Install update from vendor's website.
References
- http://openwall.com/lists/oss-security/2016/07/28/3
- http://www.debian.org/security/2016/dsa-3648
- http://www.securityfocus.com/bid/92163
- http://www.securitytracker.com/id/1036480
- http://www.wireshark.org/security/wnpa-sec-2016-41.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12577
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=94e97e45cf614c7bb8fe90c23df52910246b2c95
- https://www.exploit-db.com/exploits/40197/