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CVE-2019-10896: Wireshark • wnpa-sec-2019-15 DOF dissector crash

In Wireshark 2.4.0 to 2.4.13, 2.6.0 to 2.6.7, and 3.0.0, the DOF dissector could crash. This was addressed in epan/dissectors/packet-dof.c by properly handling generated IID and OID bytes.

CVE
#perl

Summary

Name: DOF dissector crash

Docid: wnpa-sec-2019-15

Date: April 8, 2019

Affected versions: 3.0.0, 2.6.0 to 2.6.7, 2.4.0 to 2.4.13

Fixed versions: 3.0.1, 2.6.8, 2.4.14

References:

Wireshark issue 15617.
CVE-2019-10896.

Details****Description

The DOF dissector could crash. Discovered by the OSS-Fuzz project.

Impact

It may be possible to make Wireshark crash by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.

Resolution

Upgrade to Wireshark 3.0.1, 2.6.8, 2.4.14 or later.

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