FreeBSD VuXML: Documenting security issues in FreeBSD and the FreeBSD Ports Collection

samba -- negative idmap cache entries vulnerability

Affected packages
		samba412	<	4.12.15
		samba413	<	4.13.8
		samba414	<	4.14.4

Details

VuXML ID	6f33d38b-aa18-11eb-b3f1-005056a311d1
Discovery	2021-04-29
Entry	2021-05-01

The Samba Team reports:

CVE-2021-20254: Negative idmap cache entries can cause incorrect group entries in the Samba file server process token.

[source]

References

CVE Name	CVE-2021-20254
URL	https://www.samba.org/samba/security/CVE-2021-20254.html

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