CVE-2012-1595

The pcap_process_pseudo_header function in wiretap/pcap-common.c in Wireshark 1.4.x before 1.4.12...

4.3 MediumFix available

The pcap_process_pseudo_header function in wiretap/pcap-common.c in Wireshark 1.4.x before 1.4.12 and 1.6.x before 1.6.6 allows remote attackers to cause a denial of service (application crash) via a WTAP_ENCAP_ERF file containing an Extension or Multi-Channel header with an invalid pseudoheader size, related to the pcap and pcap-ng file parsers.

Exploit likelihood

1.77%Down 1.6 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

Record: CVE-2012-1595
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

Record: CVE-2012-1595
Updated: 2026-11-02

EUVDEUVD-2012-1609 No score

Record: EUVD-2012-1609
Updated: 2026-11-03

GitHub AdvisoriesGHSA-478p-hcx8-x6c2 No score

The pcap_process_pseudo_header function in wiretap/pcap-common.c in Wireshark 1.4.x before 1.4.12...

Record: GHSA-478p-hcx8-x6c2
Updated: 2026-11-02

OSV No score

Record: CVE-2012-1595
Updated: 2026-11-02

OSVDEBIAN-CVE-2012-1595 No score

Record: DEBIAN-CVE-2012-1595
Updated: 2026-11-02

Affected products

wireshark

Affected packages

Affected packages
Package	Affected	Fixed
`wireshark` Debian:12	before 1.6.6-1	1.6.6-1
`wireshark` Debian:13	before 1.6.6-1	1.6.6-1
`wireshark` Debian:14	before 1.6.6-1	1.6.6-1
`wireshark` Red Hat:enterprise_linux:6::client From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1
`wireshark-debuginfo` Red Hat:enterprise_linux:6::client From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1
`wireshark-devel` Red Hat:enterprise_linux:6::client From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1
`wireshark-gnome` Red Hat:enterprise_linux:6::client From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1
`wireshark` Red Hat:enterprise_linux:6::server From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1
`wireshark-debuginfo` Red Hat:enterprise_linux:6::server From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1
`wireshark-devel` Red Hat:enterprise_linux:6::server From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1

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Affected packages
Package	Affected	Fixed
`wireshark-gnome` Red Hat:enterprise_linux:6::server From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1
`wireshark` Red Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1
`wireshark-debuginfo` Red Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1
`wireshark-devel` Red Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1
`wireshark-gnome` Red Hat:enterprise_linux:6::workstation From an advisory covering 15 CVEs	before 0:1.2.15-2.el6_2.1	0:1.2.15-2.el6_2.1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2012-1595 is a medium vulnerability (CVSS 4.3) in Wireshark, published April 11, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.77%, the 78th percentile. Fixed in wireshark 1.6.6-1.

References

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