Unrated severityNVD Advisory· Published Nov 19, 2021· Updated Aug 4, 2024
CVE-2021-39921
CVE-2021-39921
Description
NULL pointer exception in the Modbus dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file
Affected products
8- osv-coords7 versionspkg:rpm/opensuse/wireshark&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/wireshark&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/wireshark&distro=openSUSE%20Tumbleweedpkg: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%20SP3
< 3.4.10-lp152.2.21.1+ 6 more
- (no CPE)range: < 3.4.10-lp152.2.21.1
- (no CPE)range: < 3.4.10-3.62.1
- (no CPE)range: < 3.4.10-1.1
- (no CPE)range: < 3.4.10-3.62.1
- (no CPE)range: < 3.4.10-3.62.1
- (no CPE)range: < 3.4.10-3.62.1
- (no CPE)range: < 3.4.10-3.62.1
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/A6AJFIYIHS3TYDD2EBYBJ5KKE52X34BJ/mitrevendor-advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YEWTIRMC2MFQBZ2O5M4CJHJM4JPBHLXH/mitrevendor-advisory
- security.gentoo.org/glsa/202210-04mitrevendor-advisory
- www.debian.org/security/2021/dsa-5019mitrevendor-advisory
- lists.debian.org/debian-lts-announce/2021/12/msg00015.htmlmitremailing-list
- gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39921.jsonmitre
- gitlab.com/wireshark/wireshark/-/issues/17703mitre
- www.wireshark.org/security/wnpa-sec-2021-14.htmlmitre
News mentions
0No linked articles in our index yet.