USN-8711-1: Libgcrypt vulnerability

It was discovered that Libgcrypt had a timing-based side-channel flaw in its RSA implementation. A remote attacker could possibly use this issue to obtain sensitive information...

CVE-2026-42393

A flaw was found in dovecot. The comparison mechanism for doveadm passwords and API keys is not fully timing safe. A remote attacker, with network access to the doveadm service, could repeatedly make requests and accurately measure response timings. This could allow the attacker to learn the leng...

Security update for libapr-util1

This update for libapr-util1 fixes the following issues: CVE-2025-49506: leaking content via side channel timing attack bsc1274237. CVE-2026-32327: XML stack recursion crash bsc1274235. CVE-2026-34191: SQL Injection via aprdbdoracle bsc1274850. CVE-2026-34502: heap buffer overflow in APR memcache...

SUSE-SU-2026:3905-1 Security update for libapr-util1

This update for libapr-util1 fixes the following issues: - CVE-2025-49506: leaking content via side channel timing attack bsc1274237. - CVE-2026-32327: XML stack recursion crash bsc1274235. - CVE-2026-34191: SQL Injection via aprdbdoracle bsc1274850. - CVE-2026-34502: heap buffer overflow in APR...

PT-2026-84455

Name of the Vulnerable Software and Affected Versions phpseclib versions prior to 3.0.57 phpseclib versions prior to 4.0.1 Description Pure-PHP X25519 scalar multiplication in phpseclib/Math/PrimeField/Integer.php performs data-dependent conditional modular reductions in the add and subtract...

JENGA: Exploiting Counter-Based RowHammer Countermeasures to Break Real-Time Predictability

Safety-critical real-time systems must satisfy multiple dependability requirements, notably time predictability and security. In such systems, tasks must complete within bounded and known execution times, typically characterised through Worst-Case Execution Time WCET analysis. At the same time,...

CVE-2026-84308: Observable Timing Discrepancy

phpseclib is a PHP secure communications library. Prior to 3.0.57 and 4.0.1, pure-PHP X25519 scalar multiplication in phpseclib/Math/PrimeField/Integer.php performs data-dependent conditional modular reductions in add and subtract. During the Montgomery ladder in...

Alibaba Cloud Linux 3 : 0274: pam (ALINUX3-SA-2026:0274)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by a vulnerability as referenced in the ALINUX3-SA-2026:0274 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2026-54411: Linux-PAM through 1.7.2 contains an...

EUVD-2026-66221

Kimai before 2.54.0 contains a timing oracle vulnerability in TokenAuthenticator that allows unauthenticated attackers to enumerate valid usernames via X-AUTH-USER header. Attackers can measure response time differences when the password hasher runs only for existing users, enabling username...

Moderate: Red Hat Security Advisory: pam security update

An update for pam is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. 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...

linux-pam: Plaintext password recovery via timing discrepancy in pam_userdb module

A flaw was found in Linux-PAM's pamuserdb module. This vulnerability, categorized as an Observable Timing Discrepancy CWE-208, allows a local or network-adjacent attacker to recover plaintext passwords. By repeatedly attempting authentication and measuring response-timing differences during...

linux-pam: Plaintext password recovery via timing discrepancy in pam_userdb module

A flaw was found in Linux-PAM's pamuserdb module. This vulnerability, categorized as an Observable Timing Discrepancy CWE-208, allows a local or network-adjacent attacker to recover plaintext passwords. By repeatedly attempting authentication and measuring response-timing differences during...

Moderate: Red Hat Security Advisory: pam security update

An update for pam is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. 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 availabl...

linux-pam: Plaintext password recovery via timing discrepancy in pam_userdb module

A flaw was found in Linux-PAM's pamuserdb module. This vulnerability, categorized as an Observable Timing Discrepancy CWE-208, allows a local or network-adjacent attacker to recover plaintext passwords. By repeatedly attempting authentication and measuring response-timing differences during...

Moderate: Red Hat Security Advisory: pam security update

An update for pam is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. 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 availabl...

linux-pam: Plaintext password recovery via timing discrepancy in pam_userdb module

A flaw was found in Linux-PAM's pamuserdb module. This vulnerability, categorized as an Observable Timing Discrepancy CWE-208, allows a local or network-adjacent attacker to recover plaintext passwords. By repeatedly attempting authentication and measuring response-timing differences during...

Moderate: Red Hat Security Advisory: pam security update

An update for pam is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. 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 eac...

linux-pam: Plaintext password recovery via timing discrepancy in pam_userdb module

A flaw was found in Linux-PAM's pamuserdb module. This vulnerability, categorized as an Observable Timing Discrepancy CWE-208, allows a local or network-adjacent attacker to recover plaintext passwords. By repeatedly attempting authentication and measuring response-timing differences during...

Moderate: Red Hat Security Advisory: pam security update

An update for pam is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. 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 eac...

linux-pam: Plaintext password recovery via timing discrepancy in pam_userdb module

A flaw was found in Linux-PAM's pamuserdb module. This vulnerability, categorized as an Observable Timing Discrepancy CWE-208, allows a local or network-adjacent attacker to recover plaintext passwords. By repeatedly attempting authentication and measuring response-timing differences during...