Low severity3.7NVD Advisory· Published Feb 17, 2021· Updated Jun 17, 2026

CVE-2021-22173

Description

Memory leak in USB HID dissector in Wireshark 3.4.0 to 3.4.2 allows denial of service via packet injection or crafted capture file

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

osv-coords51 versions
pkg:rpm/opensuse/wireshark&distro=openSUSE%20Tumbleweed pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015 pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1 pkg:rpm/suse/sbc&distro=SUSE%20Manager%20Proxy%204.0 pkg:rpm/suse/sbc&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.0 pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2 pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3 pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOS pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSS pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOS pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOS pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCL pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSS pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSS pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015 pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1 pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Manager%20Proxy%204.0 pkg:rpm/suse/sbc&distro=SUSE%20Manager%20Server%204.0 pkg:rpm/suse/wireshark&distro=SUSE%20Manager%20Server%204.0 pkg:rpm/suse/sbc&distro=SUSE%20Enterprise%20Storage%206 pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2 pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3 pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSS pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSS pkg:rpm/suse/wireshark&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.0 pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOS pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOS pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3 pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSS pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSS pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSS pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSS pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCL pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Manager%20Server%204.0 pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP2 pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSS pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCL pkg:rpm/suse/wireshark&distro=SUSE%20Enterprise%20Storage%206 pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3 pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSS pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015 pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1 pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.0 pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Enterprise%20Storage%206 pkg:rpm/opensuse/wireshark&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/sbc&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/wireshark&distro=openSUSE%20Leap%2015.3 pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP2 pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOS pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSS pkg:rpm/suse/wireshark&distro=SUSE%20Manager%20Proxy%204.0
< 3.4.8-1.2+ 50 more
- (no CPE)range: < 3.4.8-1.2
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 4.0.0-9.37.21
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 5.9.7-7.2.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 5.9.7-7.2.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 5.9.7-7.2.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 4.0.0-9.37.21
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 4.0.0-9.37.21
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 5.9.7-7.2.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 5.9.7-7.2.1
- (no CPE)range: < 5.9.7-7.2.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 4.0.0-9.37.21
- (no CPE)range: < 5.9.7-7.2.1
- (no CPE)range: < 5.9.7-7.2.1
- (no CPE)range: < 5.9.7-7.2.1
- (no CPE)range: < 3.4.5-lp152.2.12.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 3.4.5-3.53.1
The Wireshark Foundation/Wiresharkv5
Range: >=3.4.0, <3.4.3
Wireshark/Wireshark2 versions
cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*range: >=3.4.0,<3.4.3
- (no CPE)range: 3.4.0 to 3.4.2
Fedoraproject/Fedora2 versions
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Oracle Corporation/Zfs Storage Appliance
cpe:2.3:o:oracle:zfs_storage_appliance:8.8:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

www.oracle.com/security-alerts/cpuApr2021.htmlnvdPatchThird Party Advisory
gitlab.com/wireshark/wireshark/-/issues/17124nvdExploitThird Party Advisory
gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22173.jsonnvdThird Party Advisory
security.gentoo.org/glsa/202107-21nvdThird Party Advisory
www.wireshark.org/security/wnpa-sec-2021-01.htmlnvdVendor Advisory
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GND3PIQC3KZALR227V4YUMPKJBA5BZG4/nvd
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NYXLKQJ3D632XSG6VO7M4YFDAG6GRCLY/nvd

News mentions

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