Heap overflow

The Samba vfsfruit module uses extended file attributes EA, xattr to provide "...enhanced compatibility with Apple SMB clients and interoperability with a Netatalk 3 AFP fileserver." Samba versions prior to 4.13.17, 4.14.12 and 4.15.5 with vfsfruit configured allow out-of-bounds heap read and wri...

Ubuntu 16.04 ESM : Samba vulnerability (USN-5260-3)

The remote Ubuntu 16.04 ESM host has packages installed that are affected by a vulnerability as referenced in the USN-5260-3 advisory. USN-5260-1 fixed a vulnerability in Samba. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Tenable has extracted the...

CVE-2021-44142

The Samba vfsfruit module uses extended file attributes EA, xattr to provide "...enhanced compatibility with Apple SMB clients and interoperability with a Netatalk 3 AFP fileserver." Samba versions prior to 4.13.17, 4.14.12 and 4.15.5 with vfsfruit configured allow out-of-bounds heap read and wri...

Security fix for the ALT Linux 10 package samba version 4.14.10-alt3

Dec. 13, 2021 Evgeny Sinelnikov 4.14.10-alt3 - Update for the latest fixes release of Samba 4.14 + CVE-2020-25727 idmapnss, krb5 and s3-auth regressions + CVE-2021-3670 ldapserver, dsdb/anr and ldb libldb-2.3.2-alt2 regressions + smbd: s3-dsgetdcname: handle numips == 0 + dsdb: Use...

NewStart CGSL CORE 5.04 / MAIN 5.04 : samba Vulnerability (NS-SA-2021-0114)

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has samba packages installed that are affected by a vulnerability: - 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...

samba: Negative idmap cache entries can cause incorrect group entries in the Samba file server process token

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...

Negative idmap cache entries can cause incorrect

Description 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. This could caus...

openSUSE Security Update : samba (openSUSE-2020-1819)

This update for samba fixes the following issues : Update to samba 4.11.14 - CVE-2020-14383: An authenticated user can crash the DCE/RPC DNS with easily crafted records bsc1177613. - CVE-2020-14323: Unprivileged user can crash winbind bsc1173994. - CVE-2020-14318: Missing permissions check in...

Security update for samba (important)

openSUSE Security Update: Security update for samba Announcement ID: openSUSE-SU-2020:1819-1 Rating: important References: 1173902 1173994 1177613 Cross-References: CVE-2020-14318 CVE-2020-14323 CVE-2020-14383 Affected Products: openSUSE Leap 15.2 An update that fixes three vulnerabilities is now...

openSUSE Security Update : samba (openSUSE-2020-1526)

"This update for samba fixes the following issues : - ZeroLogon: An elevation of privilege was possible with some non default configurations when an attacker established a vulnerable Netlogon secure channel connection to a domain controller, using the Netlogon Remote Protocol MS-NRPC CVE-2020-147...

openSUSE Security Update : ldb / samba (openSUSE-2020-1313)

"This update for ldb, samba fixes the following issues : Changes in samba : - Update to samba 4.11.11 + CVE-2020-10730: NULL de-reference in AD DC LDAP server when ASQ and VLV combined; bso14364 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted...

openSUSE Security Update : ldb / samba (openSUSE-2020-1023)

"This update for ldb, samba fixes the following issues : Changes in samba : - Update to samba 4.11.11 + CVE-2020-10730: NULL de-reference in AD DC LDAP server when ASQ and VLV combined; bso14364 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted...

Security update for samba (important)

openSUSE Security Update: Security update for samba Announcement ID: openSUSE-SU-2020:0601-1 Rating: important References: 1167070 1169473 1169851 Cross-References: CVE-2020-10704 Affected Products: openSUSE Leap 15.1 An update that solves one vulnerability and has two fixes is now available...

SUSE SLED15 / SLES15 Security Update : samba (SUSE-SU-2020:1133-1)

This update for samba fixes the following issues : Security issue fixed : CVE-2020-10704: Fixed a stack overflow in the AD DC CLDAP server bsc1169851. Non-security issues fixed : Fixed spnego fallback from kerberos to ntlmssp in smbd server bsc1169473. Fixed warning messages for non root users...

Denial Of Service (DoS)

samba is vulnerable to denial of service. A flaw was found in the way Samba handled file descriptors. If an attacker were able to open a large number of file descriptors on the Samba server, they could flip certain stack bits to "1" values, resulting in the Samba server smbd crashing...

Denial Of Service (DoS)

Samba vulnerable to Denial Of Service DoS. Due to an input sanitization flaw in the way Samba parsed client data, a malicious client could send a specially-crafted SMB packet to the Samba server, resulting in arbitrary code execution with the privileges of the Samba server smbd...

Unauthorized Access Control Modification

Samba is vulnerable Unauthorized Access Control Modification. An uninitialized data access flaw was discovered in the smbd daemon when using the non-default "dos filemode" configuration option in "smb.conf". An authenticated, remote user with write access to a file could possibly use this flaw to...

EulerOS 2.0 SP8 : samba (EulerOS-SA-2020-1179)

According to the versions of the samba packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - There is an issue in all samba 4.11.x versions before 4.11.5, all samba 4.10.x versions before 4.10.12 and all samba 4.9.x versions before 4.9.18...

Security update for tcpdump (important)

openSUSE Security Update: Security update for tcpdump Announcement ID: openSUSE-SU-2019:2344-1 Rating: important References: 1068716 1153098 1153332 Cross-References: CVE-2017-16808 CVE-2018-10103 CVE-2018-10105 CVE-2018-14461 CVE-2018-14462 CVE-2018-14463 CVE-2018-14464 CVE-2018-14465...