Arch Linux Security Advisory ASA-202107-44 ========================================== Severity: Low Date : 2021-07-20 CVE-ID : CVE-2021-22235 Package : wireshark-cli Type : denial of service Remote : Yes Link : https://security.archlinux.org/AVG-2160 Summary ======= The package wireshark-cli before version 3.4.7-1 is vulnerable to denial of service. Resolution ========== Upgrade to 3.4.7-1. # pacman -Syu "wireshark-cli>=3.4.7-1" The problem has been fixed upstream in version 3.4.7. Workaround ========== None. Description =========== It may be possible to make Wireshark before version 3.4.7 crash by injecting a malformed DNP3 packet onto the wire or by convincing someone to read a malformed packet trace file. Impact ====== A remote attacker could crash Wireshark with crafted DNP3 packets through packet injection or a crafted capture file. References ========== https://www.wireshark.org/security/wnpa-sec-2021-06 https://gitlab.com/wireshark/wireshark/-/issues/17462 https://gitlab.com/wireshark/wireshark/-/merge_requests/3477 https://gitlab.com/wireshark/wireshark/-/commit/490fe2684bf63cf4fe03e6495c9e... https://security.archlinux.org/CVE-2021-22235