Uncontrolled memory allocation in Wireshark - CVE-2018-9260

 

Uncontrolled memory allocation in Wireshark - CVE-2018-9260

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


Vulnerability identifier: #VU12716
CSH Severity: Medium
CVSS v4.0: 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/E:U/U:Green
CVE-ID: CVE-2018-9260
CWE-ID: CWE-789
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Wireshark.org
Affected software:
Wireshark

Detailed vulnerability description

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

The weakness exists in epan/dissectors/packet-ieee802154.c due to ensuring that an allocation step occurs. A remote attacker can trick the victim into opening a specially crafted packet trace file and cause the IEEE 802.15.4 dissector to crash.

How to mitigate CVE-2018-9260

Update to version 2.4.6 or 2.2.14.

Sources