Rocky Linux 10.2 [CIQ] Security Update: 389-ds-base / 389-ds-base-bdb / 389-ds-base-bdb-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_64785)

The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202664785 advisory. 389-ds-base: 389-ds-base: heap buffer overflow via SASL wrapped-record length lower-bound underflow in sasliostartpacket CVE-2026-18355 389-ds-base:...

AlmaLinux 9.2 [TuxCare] Security Update: 389-ds-base / 389-ds-base-devel / 389-ds-base-libs / etc (ALMALINUX9.2:CLSA-2026:1784639752)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1784639752 advisory. - An integer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, adding sizeofuint32t to...

AlmaLinux 9.6 [TuxCare] Security Update: 389-ds-base / 389-ds-base-devel / 389-ds-base-libs / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1789580964)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1789580964 advisory. - A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, the...

AlmaLinux 8 : 389-ds:1.4 (ALSA-2026:64791)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:64791 advisory. 389-ds-base: 389-ds-base: heap buffer overflow via SASL wrapped-record length lower-bound underflow in sasliostartpacket CVE-2026-18355 389-ds-base:...

Important: 389-ds-base

Issue Overview: A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, the wrapped-record length read from the wire is validated only against an upper bound. A small wire length 0, 1, or 2 produces an encryptedbuffercount below the...

389-ds-base: 389-ds-base: heap buffer overflow via SASL wrapped-record length lower-bound underflow in sasl_io_start_packet()

A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, the wrapped-record length read from the wire is validated only against an upper bound. A small wire length 0, 1, or 2 produces an encryptedbuffercount below the already-consumed...

ALSA-2026:64791 Critical: 389-ds:1.4 security, bug fix, and enhancement update

389 Directory Server is an LDAP version 3 LDAPv3 compliant server. The base packages include the Lightweight Directory Access Protocol LDAP server and command-line utilities for server administration. Security Fixes: 389-ds-base: 389-ds-base: heap buffer overflow via SASL wrapped-record length...

Critical: 389-ds:1.4 security, bug fix, and enhancement update

389 Directory Server is an LDAP version 3 LDAPv3 compliant server. The base packages include the Lightweight Directory Access Protocol LDAP server and command-line utilities for server administration. Security Fixes: 389-ds-base: 389-ds-base: heap buffer overflow via SASL wrapped-record length...

CVE-2026-18355

A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, the wrapped-record length read from the wire is validated only against an upper bound. A small wire length 0, 1, or 2 produces an encryptedbuffercount below the already-consumed...

CVE-2026-18355: Integer Underflow (Wrap or Wraparound)

A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, the wrapped-record length read from the wire is validated only against an upper bound. A small wire length 0, 1, or 2 produces an encryptedbuffercount below the already-consumed...

CVE-2026-11774

An integer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, adding sizeofuint32t to a crafted SASL packet length prefix of 0xFFFFFFFC causes unsigned wraparound to zero, bypassing the nsslapd-maxsasliosize limit and leading to a heap buffer...

CVE-2026-11774: Integer Overflow or Wraparound

An integer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, adding sizeofuint32t to a crafted SASL packet length prefix of 0xFFFFFFFC causes unsigned wraparound to zero, bypassing the nsslapd-maxsasliosize limit and leading to a heap buffer...