Information Disclosure

samba is vulnerable to information disclosure. The vulnerability exists due to a flaw that could allow an attacker to read data beyond the end of the array...

Samba 3.6.0 < 4.12.15, 4.13.0 < 4.13.8, 4.14.0 < 4.14.4 File Access Vulnerability

Samba is prone to a unauthorized file access vulnerability. 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; y...

Security fix for the ALT Linux 10 package samba version 4.14.4-alt2

May 6, 2021 Evgeny Sinelnikov 4.14.4-alt2 - Fix backward compatibility to fixed version of libldb with CVE-2021-20254. - Replace auth and vfs libraries from samba-libs to samba-dc-libs and samba packages. - Build without separated libnetapi private library...

AZL-36999 CVE-2021-20254 affecting package samba for versions less than 4.18.3-1

A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the mapping cache...

AZL-7352 CVE-2021-20254 affecting package samba 4.12.5-7

A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the mapping cache...

CVE-2021-20254

A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the mapping cache...

ALPINE-CVE-2021-20254

A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the mapping cache...

DEBIAN-CVE-2021-20254

A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the mapping cache...

CVE-2021-20254

A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the mapping cache...

Design/Logic Flaw

A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the mapping cache...

CVE-2021-20254

A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the mapping cache...

CVE-2021-20254

Samba CVE-2021-20254 concerns the SMB/CIFS file server’s SID-to-GID mapping in the idmap cache. A flaw allows reading past the end of the array when a negative cache entry exists, potentially leaking group membership data into the process token and impacting data confidentiality and integrity. Af...

CVE-2021-20254

A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the mapping cache...

CVE-2021-20254

A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the mapping cache...

CVE-2021-20254

A flaw was found in samba. The Samba smbd file server must map Windows group identities SIDs into unix group ids gids. The code that performs this had a flaw that could allow it to read data beyond the end of the array in the case where a negative cache entry had been added to the mapping cache...

samba: Missing handle permissions check in SMB1/2/3 ChangeNotify

A flaw was found in the way Samba handled file and directory permissions. This flaw allows an authenticated user to gain access to certain file and directory information, which otherwise would be unavailable. The highest threat from this vulnerability is to confidentiality...

Moderate: Red Hat Bug Fix Advisory: samba bug fix update

Updated samba packages that fix one bug and adds an enhancement are now available for Red Hat Gluster Storage 3.5 on Red Hat Enterprise Linux 8. Red Hat Gluster Storage is software only scale-out storage solution that provides flexible and affordable unstructured data storage. It unifies data...

samba: Unprivileged user can crash winbind

A null pointer dereference flaw was found in Samba's winbind service. This flaw allows a local user to crash the winbind service, causing a denial of service. The highest threat from this vulnerability is to system availability...

SUSE SLES12 Security Update : samba (SUSE-SU-2021:1492-1)

This update for samba fixes the following issues : CVE-2021-20254: Fixed a buffer overrun in sidstounixids bsc1184677. Avoid free'ing our own pointer in memcache when memcachetrim attempts to reduce cache size bsc1179156. Adjust smbcacls '--propagate-inheritance' feature to align with upstream...

SUSE SLES15 Security Update : samba (SUSE-SU-2021:1498-1)

This update for samba fixes the following issues : CVE-2021-20277: Fixed an out of bounds read in ldbhandlerfold bsc1183574. CVE-2021-20254: Fixed a buffer overrun in sidstounixids bsc1184677. CVE-2020-27840: Fixed an unauthenticated remote heap corruption via bad DNs bsc1183572. Avoid free'ing o...