wnpa-sec-2012-04 · Wireshark ANSI A dissector crash
Summary
Name: Wireshark ANSI A dissector crash
Docid: wnpa-sec-2012-04
Date: March 27, 2012
Affected versions: 1.4.0 to 1.4.11, 1.6.0 to 1.6.5
Fixed versions: 1.4.12, 1.6.6
References: Wireshark bug 6823
Details
Description
The ANSI A dissector could dereference a NULL pointer and crash.
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 1.4.12, 1.6.6 or later.
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