CVE-2026-54411

Linux-PAM up to 1.7.2 is affected by a timing side-channel in the pam_userdb plaintext-password comparison path (modules/pam_userdb/pam_userdb.c). When configured with crypt=none, an unrecognized crypt method, or without a crypt= argument, credentials are stored/compared in plaintext. The compari...

EulerOS 2.0 SP11 : util-linux (EulerOS-SA-2026-2231)

According to the versions of the util-linux packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in util-linux. Improper hostname canonicalization in the login1 utility, when invoked with the -h option, can modify the...

CVE-2026-44073

A flaw was found in Netatalk. A remote attacker with low privileges could exploit a vulnerability where the seteuid system call failure is ignored within authentication modules. This oversight may allow the attacker to perform unauthorized actions, leading to a low impact on confidentiality,...

CVE-2026-44073

Authentication modules in Netatalk 1.5.0 through 4.4.2 fail to check the return value of seteuid, which may allow a remote authenticated attacker to retain elevated privileges under error conditions...

CVE-2026-44073

Netatalk 1.5.0–4.4.2 contains a vulnerability where seteuid() return values were not checked in authentication modules, potentially allowing a remote authenticated attacker to retain elevated privileges under error conditions. The issue is fixed in Netatalk 4.5.0. Impact is described as elevation...

CVE-2026-44073 seteuid failure ignored in auth modules

Authentication modules in Netatalk 1.5.0 through 4.4.2 fail to check the return value of seteuid, which may allow a remote authenticated attacker to retain elevated privileges under error conditions...

New Linux PamDOORa Backdoor Uses PAM Modules to Steal SSH Credentials

Cybersecurity researchers have disclosed details of a new Linux backdoor named PamDOORa that's being advertised on the Rehub Russian cybercrime forum for $1,600 by a threat actor called "darkworm." The backdoor is designed as a Pluggable Authentication Module PAM-based post-exploitation toolkit...

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 Sssd: out-of-bounds read in the sssd

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-2026-18817

A flaw was found in util-linux. Improper hostname canonicalization in the login1 utility, when invoked with the -h option, can modify the supplied remote hostname before setting PAMRHOST. A remote attacker could exploit this by providing a specially crafted hostname, potentially bypassing...

UBUNTU-CVE-2026-3184

A flaw was found in util-linux. Improper hostname canonicalization in the login1 utility, when invoked with the -h option, can modify the supplied remote hostname before setting PAMRHOST. A remote attacker could exploit this by providing a specially crafted hostname, potentially bypassing...

CVE-2026-3184

A flaw was found in util-linux. Improper hostname canonicalization in the login1 utility, when invoked with the -h option, can modify the supplied remote hostname before setting PAMRHOST. A remote attacker could exploit this by providing a specially crafted hostname, potentially bypassing...

Security update for util-linux

This update for util-linux fixes the following issues: CVE-2026-3184: Fix full hostname usage for PAM to ensure correct access control for "login -h" bsc1258859. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch"...

CVE-2026-4434

Improper certificate validation in the PAM propagation WinRM connections allows a network attacker to perform a man-in-the-middle attack via disabled TLS certificate verification...

Devolutions Server 安全漏洞

Devolutions Server is an application system developed by the Canadian company Devolutions. It provides a fully functional solution for shared accounts and password management. Versions of Devolutions Server prior to 2025.3.15 contained a security vulnerability caused by improper execution of...

Azure Linux 3.0 Security Update: pam (CVE-2024-10963)

The version of pam installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-10963 advisory. - A flaw was found in pamaccess, where certain rules in its configuration file are mistakenly treated as hostname...

MiracleLinux 4 : pam-1.1.1-20.AXS4.1 (AXSA:2015-439:01)

The remote MiracleLinux 4 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2015-439:01 advisory. PAM Pluggable Authentication Modules is a system security tool that allows system administrators to set authentication policy without having to recompile...

MiracleLinux 4 : pam-1.1.1-13.AXS4 (AXSA:2013-122:01)

The remote MiracleLinux 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2013-122:01 advisory. PAM Pluggable Authentication Modules is a system security tool that allows system administrators to set authentication policy without having to...

pam security update

An update is available for pam. 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 Pluggable Authentication Modules PAM provide a system to set up authentication...

MiracleLinux 3 : pam-0.99.6.2-6.2.0.1.AXS3 (AXSA:2010-484:02)

The remote MiracleLinux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2010-484:02 advisory. PAM Pluggable Authentication Modules is a system security tool that allows system administrators to set authentication policy without having to...