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    CVE-2019-3824

    A flaw was found in the way an LDAP search expression could crash the shared LDAP server process of a samba AD DC in samba before version 4.10. An authenticated user, having read permissions on the LDAP server, could use this flaw to cause denial of service.

    Published:Feb 25, 2019
    Last Modified:Nov 21, 2024
    EPS:Mar 6, 2019
    EPSS Score:0.08815
    CVSS Score:6.5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Samba
    Product
    Samba

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

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    CVE-2026-47337 (CVSS 3.3) — Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling …
    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
    CVE-2026-47330 (CVSS 3.3) — Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an u…

    References

    http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00035.html
    http://www.securityfocus.com/bid/107347
    https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3824
    https://bugzilla.samba.org/show_bug.cgi?id=13773
    https://lists.debian.org/debian-lts-announce/2019/03/msg00000.html
    https://security.netapp.com/advisory/ntap-20190226-0001/
    https://usn.ubuntu.com/3895-1/
    https://www.debian.org/security/2019/dsa-4397
    http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00035.html
    http://www.securityfocus.com/bid/107347
    https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3824
    https://bugzilla.samba.org/show_bug.cgi?id=13773
    https://lists.debian.org/debian-lts-announce/2019/03/msg00000.html
    https://security.netapp.com/advisory/ntap-20190226-0001/
    https://usn.ubuntu.com/3895-1/
    https://www.debian.org/security/2019/dsa-4397

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High