A flaw was found in the AD DC NBT server in all Samba versions before 4.10.17, before 4.11.11 and before 4.12.4. A samba user could send an empty UDP packet to cause the samba server to crash.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14303
Reference (s):
- https://security.netapp.com/advisory/ntap-20200709-0003/
- FEDORA:FEDORA-2020-5131d30947
- URL: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6YLNQ5GRXUKYRUAOFZ4DUBVN4SMTL6Q2/
- GENTOO:GLSA-202007-15
- URL: https://security.gentoo.org/glsa/202007-15