kcmdump

KCM dumper Quick script to dump the KCM database used by SSSD and recover Kerberos tickets in the CCACHE format. Initially based on SSSDKCMExtractor and KCMTicketFormatter. Description Since version 2.0.0 2018-08-13, the back end storage of the KCM responder of SSSD does not encrypt the database...

Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS : SSSD vulnerability (USN-8672-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8672-1 advisory. It was discovered that the SSSD PAM responder may crash if a physically proximate attacker manipulates a smartcard or Yubikey. Non-malicio...

Rocky Linux 10.2 [CIQ] Security Update: libipa_hbac / libipa_hbac-debuginfo / libsss_autofs / etc (crlsa-2026_77534)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202677534 advisory. sssd: sssd: IdP authentication prefix comparison allows cross-user impersonation CVE-2026-87853 Tenable has extracted the preceding description block directly...

EulerOS 2.0 SP13 : sssd (EulerOS-SA-2026-4110)

According to the versions of the sssd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A path traversal flaw was found in SSSD's AD GPO provider. The adgpoextractsmbcomponents function does not sanitize .. sequences in the gPCFileSysPa...

EulerOS 2.0 SP13 : sssd (EulerOS-SA-2026-4201)

According to the versions of the sssd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A path traversal flaw was found in SSSD's AD GPO provider. The adgpoextractsmbcomponents function does not sanitize .. sequences in the gPCFileSysPa...

EulerOS 2.0 SP11 : sssd (EulerOS-SA-2026-4292)

According to the versions of the sssd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in SSSD's LDAP sudo provider. When the ldapsudosearchbase option is not explicitly configured, SSSD searches the entire LDAP...

EulerOS 2.0 SP11 : sssd (EulerOS-SA-2026-4382)

According to the versions of the sssd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in SSSD's LDAP sudo provider. When the ldapsudosearchbase option is not explicitly configured, SSSD searches the entire LDAP...

RLSA-2026:77534 Moderate: sssd security update

The System Security Services Daemon SSSD service provides a set of daemons to manage access to remote directories and authentication mechanisms. It also provides the Name Service Switch NSS and the Pluggable Authentication Modules PAM interfaces toward the system, and a pluggable back-end system ...

sssd security update

An update is available for sssd. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The System Security Services Daemon SSSD service provides a set of daemons to...

Oracle Linux 10 : sssd (ELSA-2026-77534)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-77534 advisory. - Resolves: RHEL-257112 - CVE-2026-87853 sssd: IDP prefix-match bypass in evalaccesstokenbuf - Resolves: RHEL-192056 - CVE-2026-14474 sssd: sssd: sudo LDAP...

AlmaLinux 10 : sssd (ALSA-2026:77534)

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:77534 advisory. sssd: sssd: IdP authentication prefix comparison allows cross-user impersonation CVE-2026-87853 Tenable has extracted the preceding description block directly fr...

RockyLinux 10 : sssd (RLSA-2026:77534)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:77534 advisory. sssd: sssd: IdP authentication prefix comparison allows cross-user impersonation CVE-2026-87853 Tenable has extracted the preceding description block directly...

Moderate: Red Hat Security Advisory: sssd security update

An update for sssd is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

sssd: sssd: IdP authentication prefix comparison allows cross-user impersonation

A flaw was found in SSSD's IdP authentication provider. The evalaccesstokenbuf function compares the OIDC subject identifier using strncmp with the authenticated user's identifier length, performing a prefix comparison instead of an exact match. An attacker whose IdP identifier is a strict prefix...

sssd security update

2.12.0-3.0.1.el102.2 - Restore default debug level for ssscache Orabug: 32810448 2.12.0-3.2 - Resolves: RHEL-257112 - CVE-2026-87853 sssd: IDP prefix-match bypass in evalaccesstokenbuf 2.12.0-3.1 - Resolves: RHEL-192056 - CVE-2026-14474 sssd: sssd: sudo LDAP provider searches entire directory tre...

EulerOS 2.0 SP15 : sssd (EulerOS-SA-2026-3954)

According to the versions of the sssd packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in SSSD's LDAP sudo provider. When the ldapsudosearchbase option is not explicitly configured, SSSD searches the entire LDAP...

SUSE CVE-2026-104045

A flaw was found in SSSD. A local user can trigger a Denial of Service DoS by exploiting a race condition in the autofs responder between asynchronous enumeration completion and map invalidation. By repeatedly sending concurrent map enumeration and invalidation requests, an attacker can cause...

EUVD-2026-94103

A flaw was found in sssd-kcm. A local user or process able to connect to the sssd-kcm UNIX socket can exploit this vulnerability. By sending a large request length header and then stalling the connection, an attacker can cause the system to preallocate significant memory. This leads to memory...

DEBIAN-CVE-2026-80048

A flaw was found in sssd-kcm. A local user or process able to connect to the sssd-kcm UNIX socket can exploit this vulnerability. By sending a large request length header and then stalling the connection, an attacker can cause the system to preallocate significant memory. This leads to memory...

CVE-2026-80048

A flaw was found in sssd-kcm. A local user or process able to connect to the sssd-kcm UNIX socket can exploit this vulnerability. By sending a large request length header and then stalling the connection, an attacker can cause the system to preallocate significant memory. This leads to memory...