Memory leak in Wireshark - CVE-2018-9267

 

Memory leak in Wireshark - CVE-2018-9267

Published: May 15, 2018 / Updated: May 15, 2018


Vulnerability identifier: #VU12723
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-9267
CWE-ID: CWE-401
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in epan/dissectors/packet-lapd.c due to memory leak. A remote attacker can trick the victim into opening a specially crafted packet trace file and cause the TN3270, ISUP, LAPD, SMB2, GIOP, ASN.1, MIME multipart, H.223, and PCP dissectors to crash.

Affected software

Wireshark
wireshark (Alpine package)

How to mitigate CVE-2018-9267

Update to version 2.4.6 or 2.2.14.

wireshark (Alpine package) - addressed in versions 2.2.14-r0, 2.4.6-r0

External References

Related Security Bulletins