CVE-2019-12436

NameCVE-2019-12436
DescriptionSamba 4.10.x before 4.10.5 has a NULL pointer dereference, leading to an AD DC LDAP server Denial of Service. This is related to an attacker using the paged search control. The attacker must have directory read access in order to attempt an exploit.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
samba (PTS)stretch2:4.5.16+dfsg-1+deb9u2fixed
stretch (security)2:4.5.16+dfsg-1+deb9u3fixed
buster2:4.9.5+dfsg-5fixed
buster (security)2:4.9.5+dfsg-5+deb10u1fixed
bullseye2:4.13.5+dfsg-1fixed
sid2:4.13.5+dfsg-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
sambasource(unstable)(not affected)

Notes

- samba <not-affected> (Only affects Samba since 4.10.0)
https://www.samba.org/samba/security/CVE-2019-12436.html

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