Debian Samba vulnerabilities

CVE-2018-16852 [MEDIUM] CVE-2018-16852: samba - Samba from version 4.9.0 and before version 4.9.3 is vulnerable to a NULL pointe... Samba from version 4.9.0 and before version 4.9.3 is vulnerable to a NULL pointer de-reference. During the processing of an DNS zone in the DNS management DCE/RPC server, the internal DNS server or the Samba DLZ plugin for BIND9, if the DSPROPERTY_ZONE_MASTER_SERVERS property or DSPROPERTY_ZONE_SCAVENGING_SERVERS property is set, the server will follow a NULL pointe

CVE-2018-16851 [MEDIUM] CVE-2018-16851: samba - Samba from version 4.0.0 and before versions 4.7.12, 4.8.7, 4.9.3 is vulnerable ... Samba from version 4.0.0 and before versions 4.7.12, 4.8.7, 4.9.3 is vulnerable to a denial of service. During the processing of an LDAP search before Samba's AD DC returns the LDAP entries to the client, the entries are cached in a single memory object with a maximum size of 256MB. When this size is reached, the Samba process providing the LDAP service will follow

CVE-2018-10918 [MEDIUM] CVE-2018-10918: samba - A null pointer dereference flaw was found in the way samba checked database outp... A null pointer dereference flaw was found in the way samba checked database outputs from the LDB database layer. An authenticated attacker could use this flaw to crash a samba server in an Active Directory Domain Controller configuration. Samba versions before 4.7.9 and 4.8.4 are vulnerable. Scope: local bookworm: resolved (fixed in 2:4.8.4+dfsg-1) bullseye: resolve

CVE-2018-14629 [MEDIUM] CVE-2018-14629: samba - A denial of service vulnerability was discovered in Samba's LDAP server before v... A denial of service vulnerability was discovered in Samba's LDAP server before versions 4.7.12, 4.8.7, and 4.9.3. A CNAME loop could lead to infinite recursion in the server. An unprivileged local attacker could create such an entry, leading to denial of service. Scope: local bookworm: resolved (fixed in 2:4.9.2+dfsg-2) bullseye: resolved (fixed in 2:4.9.2+dfsg-2) f

CVE-2018-10858 [MEDIUM] CVE-2018-10858: samba - A heap-buffer overflow was found in the way samba clients processed extra long f... A heap-buffer overflow was found in the way samba clients processed extra long filename in a directory listing. A malicious samba server could use this flaw to cause arbitrary code execution on a samba client. Samba versions before 4.6.16, 4.7.9 and 4.8.4 are vulnerable. Scope: local bookworm: resolved (fixed in 2:4.8.4+dfsg-1) bullseye: resolved (fixed in 2:4.8.4+d

CVE-2018-16841 [MEDIUM] CVE-2018-16841: samba - Samba from version 4.3.0 and before versions 4.7.12, 4.8.7 and 4.9.3 are vulnera... Samba from version 4.3.0 and before versions 4.7.12, 4.8.7 and 4.9.3 are vulnerable to a denial of service. When configured to accept smart-card authentication, Samba's KDC will call talloc_free() twice on the same memory if the principal in a validly signed certificate does not match the principal in the AS-REQ. This is only possible after authentication with a tru

CVE-2018-10919 [MEDIUM] CVE-2018-10919: samba - The Samba Active Directory LDAP server was vulnerable to an information disclosu... The Samba Active Directory LDAP server was vulnerable to an information disclosure flaw because of missing access control checks. An authenticated attacker could use this flaw to extract confidential attribute values using LDAP search expressions. Samba versions before 4.6.16, 4.7.9 and 4.8.4 are vulnerable. Scope: local bookworm: resolved (fixed in 2:4.8.4+dfsg-1)

CVE-2018-14628 [MEDIUM] CVE-2018-14628: samba - An information leak vulnerability was discovered in Samba's LDAP server. Due to ... An information leak vulnerability was discovered in Samba's LDAP server. Due to missing access control checks, an authenticated but unprivileged attacker could discover the names and preserved attributes of deleted objects in the LDAP store. Scope: local bookworm: resolved (fixed in 2:4.17.12+dfsg-0+deb12u3) bullseye: open forky: resolved (fixed in 2:4.19.3+dfsg-1)

CVE-2018-1140 [MEDIUM] CVE-2018-1140: samba - A missing input sanitization flaw was found in the implementation of LDP databas... A missing input sanitization flaw was found in the implementation of LDP database used for the LDAP server. An attacker could use this flaw to cause a denial of service against a samba server, used as a Active Directory Domain Controller. All versions of Samba from 4.8.0 onwards are vulnerable Scope: local bookworm: resolved (fixed in 2:4.8.4+dfsg-1) bullseye: resolve

CVE-2018-16853 [HIGH] CVE-2018-16853: samba - Samba from version 4.7.0 has a vulnerability that allows a user in a Samba AD do... Samba from version 4.7.0 has a vulnerability that allows a user in a Samba AD domain to crash the KDC when Samba is built in the non-default MIT Kerberos configuration. With this advisory the Samba Team clarify that the MIT Kerberos build of the Samba AD DC is considered experimental. Therefore the Samba Team will not issue security patches for this configuration. Add

CVE-2017-14746 [CRITICAL] CVE-2017-14746: samba - Use-after-free vulnerability in Samba 4.x before 4.7.3 allows remote attackers t... Use-after-free vulnerability in Samba 4.x before 4.7.3 allows remote attackers to execute arbitrary code via a crafted SMB1 request. Scope: local bookworm: resolved (fixed in 2:4.7.1+dfsg-2) bullseye: resolved (fixed in 2:4.7.1+dfsg-2) forky: resolved (fixed in 2:4.7.1+dfsg-2) sid: resolved (fixed in 2:4.7.1+dfsg-2) trixie: resolved (fixed in 2:4.7.1+dfsg-2)

CVE-2017-7494 [CRITICAL] CVE-2017-7494: samba - Samba since version 3.5.0 and before 4.6.4, 4.5.10 and 4.4.14 is vulnerable to r... Samba since version 3.5.0 and before 4.6.4, 4.5.10 and 4.4.14 is vulnerable to remote code execution vulnerability, allowing a malicious client to upload a shared library to a writable share, and then cause the server to load and execute it. Scope: local bookworm: resolved (fixed in 2:4.5.8+dfsg-2) bullseye: resolved (fixed in 2:4.5.8+dfsg-2) forky: resolved (fixed

CVE-2017-12151 [HIGH] CVE-2017-12151: samba - A flaw was found in the way samba client before samba 4.4.16, samba 4.5.14 and s... A flaw was found in the way samba client before samba 4.4.16, samba 4.5.14 and samba 4.6.8 used encryption with the max protocol set as SMB3. The connection could lose the requirement for signing and encrypting to any DFS redirects, allowing an attacker to read or alter the contents of the connection via a man-in-the-middle attack. Scope: local bookworm: resolved (fix

CVE-2017-2619 [HIGH] CVE-2017-2619: samba - Samba before versions 4.6.1, 4.5.7 and 4.4.11 are vulnerable to a malicious clie... Samba before versions 4.6.1, 4.5.7 and 4.4.11 are vulnerable to a malicious client using a symlink race to allow access to areas of the server file system not exported under the share definition. Scope: local bookworm: resolved (fixed in 2:4.5.6+dfsg-2) bullseye: resolved (fixed in 2:4.5.6+dfsg-2) forky: resolved (fixed in 2:4.5.6+dfsg-2) sid: resolved (fixed in 2:4.5.6

CVE-2017-11103 [HIGH] CVE-2017-11103: heimdal - Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus'... Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. In _krb5_extract_ticket() the KDC-REP service name must be obtained from the encrypted version stored in 'enc_part' instead of the unencrypted version stored in 'ticket'

CVE-2017-12150 [HIGH] CVE-2017-12150: samba - It was found that samba before 4.4.16, 4.5.x before 4.5.14, and 4.6.x before 4.6... It was found that samba before 4.4.16, 4.5.x before 4.5.14, and 4.6.x before 4.6.8 did not enforce "SMB signing" when certain configuration options were enabled. A remote attacker could launch a man-in-the-middle attack and retrieve information in plain-text. Scope: local bookworm: resolved (fixed in 2:4.6.7+dfsg-2) bullseye: resolved (fixed in 2:4.6.7+dfsg-2) forky:

CVE-2017-15275 [HIGH] CVE-2017-15275: samba - Samba before 4.7.3 might allow remote attackers to obtain sensitive information ... Samba before 4.7.3 might allow remote attackers to obtain sensitive information by leveraging failure of the server to clear allocated heap memory. Scope: local bookworm: resolved (fixed in 2:4.7.1+dfsg-2) bullseye: resolved (fixed in 2:4.7.1+dfsg-2) forky: resolved (fixed in 2:4.7.1+dfsg-2) sid: resolved (fixed in 2:4.7.1+dfsg-2) trixie: resolved (fixed in 2:4.7.1+df

CVE-2017-12163 [MEDIUM] CVE-2017-12163: samba - An information leak flaw was found in the way SMB1 protocol was implemented by S... An information leak flaw was found in the way SMB1 protocol was implemented by Samba before 4.4.16, 4.5.x before 4.5.14, and 4.6.x before 4.6.8. A malicious client could use this flaw to dump server memory contents to a file on the samba share or to a shared printer, though the exact area of server memory cannot be controlled by the attacker. Scope: local bookworm:

CVE-2017-9461 [MEDIUM] CVE-2017-9461: samba - smbd in Samba before 4.4.10 and 4.5.x before 4.5.6 has a denial of service vulne... smbd in Samba before 4.4.10 and 4.5.x before 4.5.6 has a denial of service vulnerability (fd_open_atomic infinite loop with high CPU usage and memory consumption) due to wrongly handling dangling symlinks. Scope: local bookworm: resolved (fixed in 2:4.5.6+dfsg-1) bullseye: resolved (fixed in 2:4.5.6+dfsg-1) forky: resolved (fixed in 2:4.5.6+dfsg-1) sid: resolved (fixe

CVE-2017-15085 [HIGH] CVE-2017-15085: samba - It was discovered that the fix for CVE-2017-12150 was not properly shipped in er... It was discovered that the fix for CVE-2017-12150 was not properly shipped in erratum RHSA-2017:2858 for Red Hat Gluster Storage 3.3 for RHEL 6. Scope: local bookworm: resolved bullseye: resolved forky: resolved sid: resolved trixie: resolved