wnpa-sec-2012-08 · Infinite and large loops in many dissectors

Summary

Name: Infinite and large loops in many dissectors

Docid: wnpa-sec-2012-08

Date: May 21, 2012

Affected versions: 1.4.0 to 1.4.12, 1.6.0 to 1.6.7

Fixed versions: 1.4.13, 1.6.8

References: Wireshark bugs 6805, 7118, 7119, 7120, 7121, 7122, 7124, 7125
CVE-2012-2392

Details

Description

Infinite and large loops in the ANSI MAP, ASF, BACapp, Bluetooth HCI, IEEE 802.11, IEEE 802.3, LTP, and R3 dissectors have been fixed. Discovered by Laurent Butti.

Impact

It may be possible to make Wireshark hang for long or indefinite periods by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.

Resolution

Upgrade to Wireshark 1.4.13, 1.6.8 or later.

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