sssd: sssd: sudo LDAP provider searches entire directory tree for sudoRole objects by default, enabling privilege escalation

A flaw was found in SSSD's LDAP sudo provider. When the ldapsudosearchbase option is not explicitly configured, SSSD searches the entire LDAP directory tree for sudoRole objects. An authenticated attacker with write access to any subtree can inject a sudoRole object granting root-level sudo...

SUSE CVE-2026-14474

A flaw was found in SSSD's LDAP sudo provider. When the ldapsudosearchbase option is not explicitly configured, SSSD searches the entire LDAP directory tree for sudoRole objects. An authenticated attacker with write access to any subtree can inject a sudoRole object granting root-level sudo...

DEBIAN-CVE-2026-14476

A path traversal flaw was found in SSSD's AD GPO provider. The adgpoextractsmbcomponents function does not sanitize .. sequences in the gPCFileSysPath LDAP attribute, allowing an attacker with AD GPO management access to write files outside the GPO cache directory as root. On default RHEL...

CVE-2026-14474

SSSD (System Security Services Daemon) LDAP sudo provider is vulnerable when ldap_sudo_search_base is not configured; SSSD will search the entire LDAP directory tree for sudoRole objects. An authenticated attacker with write access to any subtree can inject a sudoRole object, granting root-level ...

PT-2026-56171

Name of the Vulnerable Software and Affected Versions sssd affected versions not specified rhcos affected versions not specified Description A flaw exists in the SSSD LDAP sudo provider due to insecure default configuration and improper scoping of LDAP searches. When the ldap sudo search base...

Linux Distros Unpatched Vulnerability : CVE-2026-12610

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in sssd. When authenticating with a YubiKey, the SSSD PAM responder can crash due to a use-after-free vulnerability, where a memory pointer is...

DEBIAN-CVE-2026-12610

A flaw was found in sssd. When authenticating with a YubiKey, the SSSD PAM responder can crash due to a use-after-free vulnerability, where a memory pointer is incorrectly handled. A local attacker could exploit this flaw by manipulating smartcard or YubiKey contents, leading to a denial of servi...

EUVD-2026-40268

A flaw was found in sssd. When authenticating with a YubiKey, the SSSD PAM responder can crash due to a use-after-free vulnerability, where a memory pointer is incorrectly handled. A local attacker could exploit this flaw by manipulating smartcard or YubiKey contents, leading to a denial of servi...

CVE-2026-12610

The CVE-2026-12610 issue affects the SSSD project, specifically the PAM responder path used during YubiKey authentication. A use-after-free in the PAM responder can cause the sssd process to crash when handling memory pointers manipulated via smartcards or YubiKey contents, leading to a denial of...

CVE-2026-12610

A flaw was found in sssd. When authenticating with a YubiKey, the SSSD PAM responder can crash due to a use-after-free vulnerability, where a memory pointer is incorrectly handled. A local attacker could exploit this flaw by manipulating smartcard or YubiKey contents, leading to a denial of servi...

EulerOS Virtualization 2.13.0 : sssd (EulerOS-SA-2026-2191)

According to the versions of the sssd packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A flaw was found in the integration of Active Directory and the System Security Services Daemon SSSD on Linux systems. In default...

USN-8355-1: SSSD vulnerability

It was discovered that SSSD did not properly handle raw bytes in the PAM passkey responder. A local attacker could possibly use this issue to cause the SSSD PAM responder to crash, resulting in a denial of service...

Astra Linux – Vulnerability in sssd

A flaw was discovered in SSSD, where the sssctl command was vulnerable to shell command injection through the logs-fetch and cache-expire subcommands. This flaw allows an attacker to trick the root user into executing a specially crafted sssctl command, such as using sudo, in order to gain root...

OESA-2026-2170 sssd security update

Provides a set of daemons to manage access to remote directories and authentication mechanisms. It provides an NSS and PAM interface toward the system and a pluggable back end system to connect to multiple different account sources. It is also the basis to provide client auditing and policy...

CLSA-2026-1777482027 sssd: Fix of 2 CVEs

CVE-2018-10852: create the sudo responder socket with stricter permissions - CVE-2019-3811: do not return "/" as the home directory when the user has no homedir configured...

SUSE CVE-2026-6245

A flaw was found in the System Security Services Daemon SSSD. The pampasskeychildreaddata function within the PAM passkey responder fails to properly handle raw bytes received from a pipe. Because the data is treated as a NUL-terminated C string without explicit termination, it results in an...

EUVD-2026-23032

A flaw was found in the System Security Services Daemon SSSD. The pampasskeychildreaddata function within the PAM passkey responder fails to properly handle raw bytes received from a pipe. Because the data is treated as a NUL-terminated C string without explicit termination, it results in an...

DEBIAN-CVE-2026-6245

A flaw was found in the System Security Services Daemon SSSD. The pampasskeychildreaddata function within the PAM passkey responder fails to properly handle raw bytes received from a pipe. Because the data is treated as a NUL-terminated C string without explicit termination, it results in an...

CVE-2026-6245

A flaw was found in the System Security Services Daemon SSSD. The pampasskeychildreaddata function within the PAM passkey responder fails to properly handle raw bytes received from a pipe. Because the data is treated as a NUL-terminated C string without explicit termination, it results in an...

CVE-2026-6245

A flaw was found in the System Security Services Daemon SSSD. The pampasskeychildreaddata function within the PAM passkey responder fails to properly handle raw bytes received from a pipe. Because the data is treated as a NUL-terminated C string without explicit termination, it results in an...