Description
The csnStreamDissector function in epan/dissectors/packet-csn1.c in the CSN.1 dissector in Wireshark 1.6.x before 1.6.2 does not initialize a certain structure member, which allows remote attackers to cause a denial of service (application crash) via a malformed packet.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | wireshark | 1.6.2-1 | — |
| Debian 13 | wireshark | 1.6.2-1 | — |
| Debian 12 | wireshark | 1.6.2-1 | — |
References
- [oss-security] 20110914 Re: CVE Request: Multiple issues fixed in wireshark 1.6.2 mailing-list
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6139
- [oss-security] 20110914 Re: CVE Request: Multiple issues fixed in wireshark 1.6.2 mailing-list
- oval:org.mitre.oval:def:14886 vdb-entry signature
- [oss-security] 20110914 Re: CVE Request: Multiple issues fixed in wireshark 1.6.2 mailing-list
- MDVSA-2011:138 vendor-advisory
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=38430
- https://bugzilla.redhat.com/show_bug.cgi?id=737783
- [oss-security] 20110913 CVE Request: Multiple issues fixed in wireshark 1.6.2 mailing-list
- http://www.wireshark.org/security/wnpa-sec-2011-16.html