Unrated severityNVD Advisory· Published Dec 11, 2020· Updated Aug 4, 2024
CVE-2020-26420
CVE-2020-26420
Description
Memory leak in RTPS protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 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
53- osv-coords51 versionspkg:rpm/opensuse/sbc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/wireshark&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/wireshark&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/wireshark&distro=openSUSE%20Tumbleweedpkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Manager%20Proxy%204.0pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.0pkg:rpm/suse/libqt5-qtmultimedia&distro=SUSE%20Manager%20Server%204.0pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/sbc&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP2pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/sbc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/sbc&distro=SUSE%20Manager%20Proxy%204.0pkg:rpm/suse/sbc&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.0pkg:rpm/suse/sbc&distro=SUSE%20Manager%20Server%204.0pkg:rpm/suse/wireshark&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP2pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/wireshark&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/wireshark&distro=SUSE%20Manager%20Proxy%204.0pkg:rpm/suse/wireshark&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.0pkg:rpm/suse/wireshark&distro=SUSE%20Manager%20Server%204.0
< 1.3-3.2.1+ 50 more
- (no CPE)range: < 1.3-3.2.1
- (no CPE)range: < 3.4.5-lp152.2.12.1
- (no CPE)range: < 3.4.5-3.53.1
- (no CPE)range: < 3.4.8-1.2
- (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: < 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: < 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: < 4.0.0-9.37.21
- (no CPE)range: < 4.0.0-9.37.21
- (no CPE)range: < 4.0.0-9.37.21
- (no CPE)range: < 4.0.0-9.37.21
- (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: < 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: < 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: < 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: < 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: < 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: < 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: < 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: < 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: < 3.4.5-3.53.1
- (no CPE)range: < 3.4.5-3.53.1
- The Wireshark Foundation/Wiresharkv5Range: 3.4.0
Patches
Vulnerability mechanics
References
7- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/mitrevendor-advisoryx_refsource_FEDORA
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/mitrevendor-advisoryx_refsource_FEDORA
- security.gentoo.org/glsa/202101-12mitrevendor-advisoryx_refsource_GENTOO
- gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26420.jsonmitrex_refsource_CONFIRM
- gitlab.com/wireshark/wireshark/-/issues/16994mitrex_refsource_MISC
- www.oracle.com/security-alerts/cpuApr2021.htmlmitrex_refsource_MISC
- www.wireshark.org/security/wnpa-sec-2020-18.htmlmitrex_refsource_MISC
News mentions
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