DescriptionA missing input sanitization flaw was found in the implementation of LDP database used for the LDAP server. An attacker could use this flaw to cause a denial of service against a samba server, used as a Active Directory Domain Controller. All versions of Samba from 4.8.0 onwards are vulnerable
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
samba (PTS)buster2:4.9.5+dfsg-5+deb10u3fixed
buster (security)2:4.9.5+dfsg-5+deb10u5fixed
bullseye (security)2:4.13.13+dfsg-1~deb11u6fixed
bookworm, bookworm (security)2:4.17.12+dfsg-0+deb12u1fixed
sid, trixie2:4.20.1+dfsg-5fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
sambasourcejessie(not affected)
sambasourcestretch(not affected)


[stretch] - samba <not-affected> (Only affects Samba 4.8.0 onwards)
[jessie] - samba <not-affected> (Only affects Samba 4.8.0 onwards)

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