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CVE-2021-39921

CVE-2021-39921

CVSS 7.5 HIGHEPSS 3.2%
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
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Productos afectados
Wireshark Foundation · Wireshark

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Referencias
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39921.jsonhttps://gitlab.com/wireshark/wireshark/-/issues/17703https://lists.debian.org/debian-lts-announce/2021/12/msg00015.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A6AJFIYIHS3TYDD2EBYBJ5KKE52X34BJ/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YEWTIRMC2MFQBZ2O5M4CJHJM4JPBHLXH/https://security.gentoo.org/glsa/202210-04https://www.debian.org/security/2021/dsa-5019https://www.wireshark.org/security/wnpa-sec-2021-14.html