CVE-2026-103552: Stack-based Buffer Overflow

Stack Overflow vulnerability in Apache Directory LDAP API. Before binding, a client can send a deeply nested search filter that overflows the stack in the server's decoder. This issue affects Apache Directory LDAP API: from 1.2.0 before 1.2.9. Users are recommended to upgrade to version 1.2.9,...

CVE-2026-86345

A flaw exists in 389-ds-base where the server fails to discard plaintext bytes buffered from a client connection during StartTLS negotiation. This allows an on-path attacker to inject a crafted LDAP message that is processed post-TLS upgrade. Due to a messageID collision , the injected response c...

CVE-2026-86345 389-ds-base: 389-ds-base: starttls plaintext-buffer retention allows on-path attacker to forge an ldap client's authentication result

A flaw was found in 389-ds-base. The server does not discard plaintext bytes already buffered from a client connection when negotiating StartTLS, allowing an on-path attacker to inject a crafted LDAP message that is processed after the TLS upgrade and whose response is delivered to the client in...

CVE-2026-86345 389-ds-base: 389-ds-base: starttls plaintext-buffer retention allows on-path attacker to forge an ldap client's authentication result

A flaw was found in 389-ds-base. The server does not discard plaintext bytes already buffered from a client connection when negotiating StartTLS, allowing an on-path attacker to inject a crafted LDAP message that is processed after the TLS upgrade and whose response is delivered to the client in...

DEBIAN-CVE-2026-86344

A flaw was found in 389-ds-base. An unauthenticated remote attacker can send a complete LDAP operation followed by the first bytes of an incomplete LDAPMessage on the same connection, causing the server to hand that connection to a second worker thread before the first worker's result is flushed...

CVE-2026-86344

A flaw was found in 389-ds-base. An unauthenticated remote attacker can send a complete LDAP operation followed by the first bytes of an incomplete LDAPMessage on the same connection, causing the server to hand that connection to a second worker thread before the first worker's result is flushed...

UBUNTU-CVE-2026-86344

A flaw was found in 389-ds-base. An unauthenticated remote attacker can send a complete LDAP operation followed by the first bytes of an incomplete LDAPMessage on the same connection, causing the server to hand that connection to a second worker thread before the first worker's result is flushed...

CVE-2026-86344

A flaw in 389-ds-base allows an unauthenticated remote attacker to perform a denial of service (DoS) attack. By sending a complete LDAP operation followed by the first bytes of an incomplete LDAPMessage on a single connection, the attacker can force the server to hand that connection to a second ...

CVE-2026-86344 389-ds-base: 389-ds-base: unauthenticated worker-thread-pool exhaustion via completed-operation-then-incomplete-pdu connection requeue

A flaw was found in 389-ds-base. An unauthenticated remote attacker can send a complete LDAP operation followed by the first bytes of an incomplete LDAPMessage on the same connection, causing the server to hand that connection to a second worker thread before the first worker's result is flushed...

CVE-2026-86344

A flaw was found in 389-ds-base. An unauthenticated remote attacker can send a complete LDAP operation followed by the first bytes of an incomplete LDAPMessage on the same connection, causing the server to hand that connection to a second worker thread before the first worker's result is flushed...

CVE-2026-86344

A flaw was found in 389-ds-base. An unauthenticated remote attacker can send a complete LDAP operation followed by the first bytes of an incomplete LDAPMessage on the same connection, causing the server to hand that connection to a second worker thread before the first worker's result is flushed...

BIT-RABBITMQ-2026-67223 RabbitMQ: LDAP DN injection via unescaped substitution

RabbitMQ is a messaging and streaming broker. The advisory establishes affected 3.13, 4.0, 4.1, 4.2, and 4.3 maintenance lines but contains conflicting first-fixed versions for the 3.13, 4.0, and 4.1 lines. fill/2 substitutes $username into userdnpattern without RFC 4514 DN escaping, allowing a...

PT-2026-104060

A flaw was found in 389-ds-base. The server does not discard plaintext bytes already buffered from a client connection when negotiating StartTLS, allowing an on-path attacker to inject a crafted LDAP message that is processed after the TLS upgrade and whose response is delivered to the client in...

CentOS Linux 7 [TuxCare] Security Update: libipa_hbac / libipa_hbac-devel / libsss_autofs / libsss_certmap / etc Multiple Vulnerabilities (CENTOS7:CLSA-2026:1785845028)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1785845028 advisory. - A flaw was found in SSSD's LDAP sudo provider. When the ldapsudosearchbase option is not explicitly configured, SSSD searches the enti...

Rocky Linux 8 [CIQ] Security Update: libipa_hbac / libipa_hbac-debuginfo / libsss_autofs / etc Multiple Vulnerabilities (crlsa-2026_46990)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202646990 advisory. sssd: sssd: sudo LDAP provider searches entire directory tree for sudoRole objects by default, enabling privilege escalation CVE-2026-14474 sssd: sssd: GP...

Rocky Linux 9.6 [TuxCare] Security Update: 389-ds-base / 389-ds-base-devel / 389-ds-base-libs / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1787306784)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1787306784 advisory. - A flaw was found in 389 Directory Server. An unauthenticated remote attacker can inject LDAP search filters into the CleanAllRUV...

Rocky Linux 9 [CIQ] Security Update: ldb-tools / ldb-tools-debuginfo / libldb / libldb-debuginfo / etc (crlsa-2022_8318)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20228318 advisory. samba: AD users can induce a use-after-free in the server process with an LDAP add or modify request CVE-2022-32746 Tenable has extracted the preceding description...

CVE-2026-86344: Uncontrolled Resource Consumption

A flaw was found in 389-ds-base. An unauthenticated remote attacker can send a complete LDAP operation followed by the first bytes of an incomplete LDAPMessage on the same connection, causing the server to hand that connection to a second worker thread before the first worker's result is flushed...

PT-2026-104053

Name of the Vulnerable Software and Affected Versions 389-ds-base affected versions not specified Description An unauthenticated remote attacker can cause a denial of service by sending a complete LDAP operation followed by the initial bytes of an incomplete LDAPMessage on the same connection. Th...

Rocky Linux 9.2 [CIQ] Security Update: bind-dyndb-ldap / bind-dyndb-ldap-debuginfo / etc Multiple Vulnerabilities (ciqsa-2026_0995)

The Rocky Linux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20260995 advisory. This advisory aggregates security fixes for the bind-dyndb-ldap SRPM in CIQ LTS 9.2. It addresses 6 CVEs: CVE-2023-5517, CVE-2023-50868, CVE-2023-5679,...