CVE-2021-20277

A flaw was found in Samba's libldb. Multiple, consecutive leading spaces in an LDAP attribute can lead to an out-of-bounds memory write, leading to a crash of the LDAP server process handling the request. The highest threat from this vulnerability is to system availability...

[SECURITY] Fedora 33 Update: bind-dyndb-ldap-11.3-7.fc33

This package provides an LDAP back-end plug-in for BIND. It features support for dynamic updates and internal caching, to lift the load off of your LDAP server...

Important: libldb

Issue Overview: A flaw was found in Samba's libldb. Multiple, consecutive leading spaces in an LDAP attribute can lead to an out-of-bounds memory write, leading to a crash of the LDAP server process handling the request. The highest threat from this vulnerability is to system availability...

Moderate: Red Hat Security Advisory: 389-ds:1.4 security and bug fix update

An update for the 389-ds:1.4 module is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Important: Red Hat Security Advisory: libldb security update

An update for libldb is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

RHEL 8 : libldb (RHSA-2021:1197)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:1197 advisory. The libldb packages provide an extensible library that implements an LDAP-like API to access remote LDAP servers, or use local TDB databases. Securit...

RHEL 8 : libldb (RHSA-2021:1213)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:1213 advisory. The libldb packages provide an extensible library that implements an LDAP-like API to access remote LDAP servers, or use local TDB databases. Securit...

Important: libldb security update

The libldb packages provide an extensible library that implements an LDAP-like API to access remote LDAP servers, or use local TDB databases. Security Fixes: samba: Out of bounds read in AD DC LDAP server CVE-2021-20277 For more details about the security issues, including the impact, a CVSS scor...

Oracle Linux 8 : libldb (ELSA-2021-1197)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-1197 advisory. 2.1.3-3 - resolves: rhbz1941514 - Fix CVE-2021-20277 Tenable has extracted the preceding description block directly from the Oracle Linux security advisory. Not...

CentOS: Security Advisory for ldb-tools (CESA-2021:1072)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

Important: Red Hat Security Advisory: libldb security update

An update for libldb is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

RHEL 7 : libldb (RHSA-2021:1072)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:1072 advisory. The libldb packages provide an extensible library that implements an LDAP-like API to access remote LDAP servers, or use local TDB databases. Securit...

Samba Denial of Service Vulnerability (CNVD-2021-28711)

Samba is a set of free software from the Samba team that enables UNIX series operating systems to connect to the SMB/CIFS network protocol of Microsoft Windows operating systems. The program supports sharing printers, transferring data files to each other, and so on. A security vulnerability exis...

Samba 4.x Multiple DoS Vulnerabilities (Mar 2021)

Samba is prone to multiple Denial of Service DoS vulnerabilities. Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free...

USN-4888-2: ldb vulnerabilities

USN-4888-1 fixed several vulnerabilities in ldb. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain LDAP attributes. A remote attacker could possibly use this issue t...

Ubuntu: Security Advisory (USN-4888-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Security fix for the ALT Linux 10 package samba version 4.14.2-alt1

March 25, 2021 Evgeny Sinelnikov 4.14.2-alt1 - Update to latest stable security release of the Samba 4.14 - Security fixes: + CVE-2020-27840: Heap corruption via crafted DN strings + CVE-2021-20277: Out of bounds read in AD DC LDAP server...

CVE-2021-20277

A flaw was found in Samba's libldb. Multiple, consecutive leading spaces in an LDAP attribute can lead to an out-of-bounds memory write, leading to a crash of the LDAP server process handling the request. The highest threat from this vulnerability is to system availability...

CVE-2021-20277

A flaw was found in Samba's libldb. Multiple, consecutive leading spaces in an LDAP attribute can lead to an out-of-bounds memory write, leading to a crash of the LDAP server process handling the request. The highest threat from this vulnerability is to system availability...

samba -- Multiple Vulnerabilities

The Samba Team reports: CVE-2020-27840: An anonymous attacker can crash the Samba AD DC LDAP server by sending easily crafted DNs as part of a bind request. More serious heap corruption is likely also possible. CVE-2021-20277: User-controlled LDAP filter strings against the AD DC LDAP server may...