Input validation error in Wireshark - CVE-2014-6421
Published: September 20, 2014 / Updated: March 24, 2022
Vulnerability identifier: #VU41292
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2014-6421
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows remote attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (application crash) via a crafted packet that leverages split memory ownership between the SDP and RTP dissectors.
Affected software
Wireshark
Amazon Linux AMI
Gentoo Linux
SUSE Linux
Fedora
wireshark
Amazon Linux AMI
Gentoo Linux
SUSE Linux
Fedora
wireshark
How to mitigate CVE-2014-6421
Install update from vendor's website.
wireshark - update to 1.12.1-1.fc21
External References
- http://linux.oracle.com/errata/ELSA-2014-1676
- http://linux.oracle.com/errata/ELSA-2014-1677
- http://lists.opensuse.org/opensuse-security-announce/2014-09/msg00033.html
- http://lists.opensuse.org/opensuse-updates/2014-09/msg00058.html
- http://rhn.redhat.com/errata/RHSA-2014-1676.html
- http://rhn.redhat.com/errata/RHSA-2014-1677.html
- http://secunia.com/advisories/60280
- http://secunia.com/advisories/61929
- http://secunia.com/advisories/61933
- http://www.wireshark.org/security/wnpa-sec-2014-12.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9920
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=04c05a21e34cec326f1aff2f5f8a6e74e1ced984