CVE-2026-6535

Name
CVE-2026-6535
Description
Dissection engine zlib decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
cve@gitlab.com https://gitlab.com/wireshark/wireshark/-/issues/21097
cve@gitlab.com https://gitlab.com/wireshark/wireshark/-/issues/21098
cve@gitlab.com https://www.wireshark.org/security/wnpa-sec-2026-26.html

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:* wireshark >= 4.4.0 <= 4.4.14
cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:* wireshark >= 4.6.0 <= 4.6.4

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
wireshark edge-community 4.6.4-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.6.3-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.6.2-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.6.1-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.6.0-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.4.9-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.4.8-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.4.7-r1 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.4.7-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.4.6-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.4.4-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.4.3-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark edge-community 4.4.2-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark 3.23-community 4.6.4-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
wireshark 3.23-community 4.6.1-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable