VIR Vulnerability Intelligence Relay

CVE-2012-3826

low
Published 2012-06-30 · Modified 2026-04-29
CVSS v3
—
CVSS v2
3.3
VIR risk
3.3

Description

Multiple integer underflows in Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 allow remote attackers to cause a denial of service (loop) via vectors related to the R3 dissector, a different vulnerability than CVE-2012-2392.

Predictions

Exploit likelihood
20%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2012-3826

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7125

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://www.wireshark.org/security/wnpa-sec-2012-08.html

OS impact
OSVersionStatusFixed in
debian debianbookwormfixed1.6.8-1
debian debianbullseyefixed1.6.8-1
debian debianforkyfixed1.6.8-1
debian debiansidfixed1.6.8-1
debian debiantrixiefixed1.6.8-1

Application impact
VendorProductVersionsFixed
wiresharkwireshark1.4.0
wiresharkwireshark1.4.1
wiresharkwireshark1.4.2
wiresharkwireshark1.4.3
wiresharkwireshark1.4.4
wiresharkwireshark1.4.5
wiresharkwireshark1.4.6
wiresharkwireshark1.4.7
wiresharkwireshark1.4.8
wiresharkwireshark1.4.9
wiresharkwireshark1.4.10
wiresharkwireshark1.4.11
wiresharkwireshark1.4.12
wiresharkwireshark1.4.13
wiresharkwireshark1.6.0
wiresharkwireshark1.6.1
wiresharkwireshark1.6.2
wiresharkwireshark1.6.3
wiresharkwireshark1.6.4
wiresharkwireshark1.6.5
wiresharkwireshark1.6.6
wiresharkwireshark1.6.7

References

CWEs

CWE-189

Verify integrity in audit chain (admin only). AS-IS.