SB2019040926 - Resource management error in Wireshark
Published: April 9, 2019 Updated: August 4, 2020
Security Bulletin ID
SB2019040926
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) Resource management error (CVE-ID: CVE-2019-10894)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
In Wireshark 2.4.0 to 2.4.13, 2.6.0 to 2.6.7, and 3.0.0, the GSS-API dissector could crash. This was addressed in epan/dissectors/packet-gssapi.c by ensuring that a valid dissector is called.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00027.html
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
- http://www.securityfocus.com/bid/107834
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15613
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=b20e5d8aae2580e29c83ddaf0b6b2e640603e4aa
- https://lists.debian.org/debian-lts-announce/2019/05/msg00034.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4LYIOOQIMFQ3PA7AFBK4DNXHISTEYUC5/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PU3QA2DUO3XS24QE24CQRP4A4XQQY76R/
- https://usn.ubuntu.com/3986-1/
- https://www.wireshark.org/security/wnpa-sec-2019-14.html