Denial Of Service (DoS)

samba is vulnerable to denial of service DoS. A flaw was found in samba. Spaces used in a string around a domain name DN, while supposed to be ignored, can cause invalid DN strings with spaces to instead write a zero-byte into out-of-bounds memory, resulting in a crash...

Denial Of Service (DoS)

samba is vulnerable to denial of service. The vulnerability exists due to an out-of-bounds memory write in an LDAP attribute...

FreeBSD : samba -- Multiple Vulnerabilities (1f6d97da-8f72-11eb-b3f1-005056a311d1)

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...

[SECURITY] Fedora 34 Update: samba-4.14.2-0.fc34

Samba is the standard Windows interoperability suite of programs for Linux and Unix...

Fedora: Security Advisory for samba (FEDORA-2021-c2d8628d33)

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...

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 Memory Corruption Vulnerability

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...

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...

Samba Releases Security Updates

The Samba Team has released security updates to address vulnerabilities in multiple versions of Samba. An attacker could exploit some of these vulnerabilities to take control of an affected system. CISA encourages users and administrators to review the Samba Security Announcements for...

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...

USN-4888-1: ldb vulnerabilities

Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain LDAP attributes. A remote attacker could possibly use this issue to cause the LDAP server to crash, resulting in a denial of service. CVE-2021-20277 Douglas Bagnall discovered that ldb, when used with Samba,...

USN-4888-1 ldb vulnerabilities

Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain LDAP attributes. A remote attacker could possibly use this issue to cause the LDAP server to crash, resulting in a denial of service. CVE-2021-20277 Douglas Bagnall discovered that ldb, when used with Samba,...

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-2020-27840

A flaw was found in samba. Spaces used in a string around a domain name DN, while supposed to be ignored, can cause invalid DN strings with spaces to instead write a zero-byte into out-of-bounds memory, resulting in a crash. The highest threat from this vulnerability is to system availability...

UBUNTU-CVE-2020-27840

A flaw was found in samba. Spaces used in a string around a domain name DN, while supposed to be ignored, can cause invalid DN strings with spaces to instead write a zero-byte into out-of-bounds memory, resulting in a crash. The highest threat from this vulnerability is to system availability...

Heap corruption via crafted DN strings

Description A DN may be represented in string form with arbitrary amounts of space around the component values. These spaces are supposed to be ignored, but invalid DNs strings with spaces may instead cause a zero byte to be written into out-of-bounds memory. An LDAP bind request can send a strin...

Samba 缓冲区错误漏洞

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 -- 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...