Unrated severityNVD Advisory· Published Dec 30, 2021· Updated Nov 3, 2025
CVE-2021-4186
CVE-2021-4186
Description
Crash in the Gryphon dissector in Wireshark 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file
Affected products
8- osv-coords7 versionspkg:rpm/opensuse/wireshark&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/wireshark&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/wireshark&distro=openSUSE%20Tumbleweedpkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP4
< 3.6.8-150000.3.74.1+ 6 more
- (no CPE)range: < 3.6.8-150000.3.74.1
- (no CPE)range: < 3.6.8-150000.3.74.1
- (no CPE)range: < 3.6.8-2.1
- (no CPE)range: < 3.6.8-150000.3.74.1
- (no CPE)range: < 3.6.8-150000.3.74.1
- (no CPE)range: < 3.6.8-150000.3.74.1
- (no CPE)range: < 3.6.8-150000.3.74.1
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
8- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/mitrevendor-advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/mitrevendor-advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q6XGBKWSQFCVYUN4ZK3O3NJIFP3OAFVT/mitrevendor-advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R5AEK3XTOIOGCGUILUFISMGX54YJXWGJ/mitrevendor-advisory
- security.gentoo.org/glsa/202210-04mitrevendor-advisory
- gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4186.jsonmitre
- gitlab.com/wireshark/wireshark/-/issues/17737mitre
- www.wireshark.org/security/wnpa-sec-2021-16.htmlmitre
News mentions
0No linked articles in our index yet.