Unity Linux 20.1070-8ae / 20.1070e Security Update: sssd (UTSA-2026-109823)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-109823 advisory. A flaw was found in SSSD. The extractauthtokv1 function in the PAM responder does not validate the authtokenlength field against the remaining buffer size before...

SUSE CVE-2026-90994

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

SUSE CVE-2026-90995

A flaw was found in SSSD System Security Services Daemon. A local attacker with privileges to connect to the PAM Pluggable Authentication Modules responder socket can send a specially crafted protocol request. If the pamappservices configuration is enabled and the service item is omitted from the...

sssd: Fix of CVE-2026-68743

CVE-2026-68743: validate authtokenlength in extractauthtokv1 to prevent an out-of-bounds read in the PAM responder...

DEBIAN-CVE-2026-90995

A flaw was found in SSSD System Security Services Daemon. A local attacker with privileges to connect to the PAM Pluggable Authentication Modules responder socket can send a specially crafted protocol request. If the pamappservices configuration is enabled and the service item is omitted from the...

DEBIAN-CVE-2026-90994

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

CVE-2026-90994

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

CVE-2026-90995

A flaw was found in SSSD System Security Services Daemon. A local attacker with privileges to connect to the PAM Pluggable Authentication Modules responder socket can send a specially crafted protocol request. If the pamappservices configuration is enabled and the service item is omitted from the...

CVE-2026-90994

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

UBUNTU-CVE-2026-90994

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

EUVD-2026-77589

A flaw was found in SSSD System Security Services Daemon. A local attacker with privileges to connect to the PAM Pluggable Authentication Modules responder socket can send a specially crafted protocol request. If the pamappservices configuration is enabled and the service item is omitted from the...

CVE-2026-90995

A NULL pointer dereference in the PAM responder of SSSD (System Security Services Daemon) allows a local attacker with access to the PAM responder socket to trigger a crash. The flaw is triggered when the pam_app_services configuration is enabled and the service item is omitted from a crafted pro...

CVE-2026-90995 Sssd: sssd: local denial of service due to null pointer dereference in pam responder

A flaw was found in SSSD System Security Services Daemon. A local attacker with privileges to connect to the PAM Pluggable Authentication Modules responder socket can send a specially crafted protocol request. If the pamappservices configuration is enabled and the service item is omitted from the...

CVE-2026-90995 Sssd: sssd: local denial of service due to null pointer dereference in pam responder

A flaw was found in SSSD System Security Services Daemon. A local attacker with privileges to connect to the PAM Pluggable Authentication Modules responder socket can send a specially crafted protocol request. If the pamappservices configuration is enabled and the service item is omitted from the...

CVE-2026-90994 Sssd: sssd: denial of service via malformed pam v1 requests

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

CVE-2026-90994

A vulnerability in sssd (System Security Services Daemon) allows a local denial of service via the PAM responder's protocol v1 parser , specifically the function pam_parse_in_data() . An attacker with access to the PAM responder's UNIX socket can negotiate protocol v1 and send an empty or truncat...

CVE-2026-90994

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

EUVD-2026-77588

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

CVE-2026-90994 Sssd: sssd: denial of service via malformed pam v1 requests

A flaw was found in sssd, specifically within the PAM Pluggable Authentication Modules responder's protocol v1 parser, pamparseindata. A local client with access to the PAM responder's UNIX socket can exploit this by negotiating protocol v1 and sending an empty or truncated PAM request body. This...

CVE-2026-90995

A flaw was found in SSSD System Security Services Daemon. A local attacker with privileges to connect to the PAM Pluggable Authentication Modules responder socket can send a specially crafted protocol request. If the pamappservices configuration is enabled and the service item is omitted from the...