CentOS Linux 6 [TuxCare] Security Update: dovecot / dovecot-devel / dovecot-mysql / dovecot-pgsql / etc (CENTOS6:CLSA-2026:1777463708)

The CentOS Linux 6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS6:CLSA-2026:1777463708 advisory. - A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a memory leak in dovecot's auth client used ...

Rocky Linux 8 [CIQ] Security Update: 389-ds-base / 389-ds-base-debuginfo / 389-ds-base-debugsource / etc Multiple Vulnerabilities (crlsa-2026_55530)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202655530 advisory. 389-ds-base: 389-ds-base: pre-auth LDAP filter injection in CleanAllRUV status check CVE-2026-11770 389-ds-base: 389-ds-base: NULL pointer dereference in...

Rocky Linux 10.2 [CIQ] Security Update: 389-ds-base / 389-ds-base-bdb / 389-ds-base-bdb-debuginfo / etc Multiple Vulnerabilities (crlsa-2026_55424)

The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202655424 advisory. 389-ds-base: 389-ds-base: pre-auth LDAP filter injection in CleanAllRUV status check CVE-2026-11770 389-ds-base: 389-ds-base: NULL pointer dereference ...

Rocky Linux 9.6 [TuxCare] Security Update: grafana / grafana-selinux (ALMALINUX9.6:CLSA-2026:1790248981)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1790248981 advisory. - Only self-managed Grafana instances with Auth Proxy authentication and identity caching enabled syncttl greater than zero are affected. T...

AlmaLinux 9.6 [TuxCare] Security Update: grafana / grafana-selinux (ALMALINUX9.6:CLSA-2026:1790248981)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1790248981 advisory. - Only self-managed Grafana instances with Auth Proxy authentication and identity caching enabled syncttl greater than zero are affected. The...

CentOS Linux 6 [TuxCare] Security Update: httpd / httpd-devel / httpd-manual / httpd-tools / mod_ssl Multiple Vulnerabilities (CENTOS6:CLSA-2026:1779297093)

The CentOS Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS6:CLSA-2026:1779297093 advisory. - Heap-based Buffer Overflow vulnerability in modproxyajp of Apache HTTP Server. If modproxyajp connects to a malicious AJP server this...

Rocky Linux 9 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (crlsa-2025_11411)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202511411 advisory. kernel: media: uvcvideo: Remove dangling pointers CVE-2024-58002 kernel: sunrpc: handle SVCGARBAGE during svc auth processing as auth error CVE-2025-38089...

CentOS Linux 8.4 [TuxCare] Security Update: httpd / httpd-devel / httpd-filesystem / httpd-manual / httpd-tools / etc Multiple Vulnerabilities (CENTOS8.4:CLSA-2026:1778111838)

The CentOS Linux 8.4 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS8.4:CLSA-2026:1778111838 advisory. - An escalation of privilege bug in various modules in Apache HTTP 2.4.66 and earlier allows local .htaccess authors to read files...

EUVD-2026-70988

fastify vulnerable to authentication bypass via malformed URLs reaching encapsulated not-found handlers...

GHSA-G6XM-F9XP-QQ35 Russh: Configured server auth-attempt cap is not enforced in the USERAUTH_REQUEST runtime path

Details Affected versions and vulnerable location - Confirmed present on default branch main at HEAD 0089c89c94753bebbec12b956c07a1cd38740379. - Crate version at HEAD: 0.62.4. - Vulnerable locations on current default branch: - russh/src/server/mod.rs:91 pub maxauthattempts: usize -...

Russh: Configured server auth-attempt cap is not enforced in the USERAUTH_REQUEST runtime path

Details Affected versions and vulnerable location - Confirmed present on default branch main at HEAD 0089c89c94753bebbec12b956c07a1cd38740379. - Crate version at HEAD: 0.62.4. - Vulnerable locations on current default branch: - russh/src/server/mod.rs:91 pub maxauthattempts: usize -...

EUVD-2026-89365

Russh: Configured server auth-attempt cap is not enforced in the USERAUTHREQUEST runtime path...

DEBIAN-CVE-2026-101283

iperf3 3.20–3.21 esnet/iperf has a pre-auth heap buffer overflow in decryptrsamessage: a 256-byte RSA buffer is BIOread with the attacker-controlled ciphertext length guard warns only, so an unauthenticated client overflows the heap via an oversized authtoken; fixed in 3.22...

UBUNTU-CVE-2026-101283

iperf3 3.20–3.21 esnet/iperf has a pre-auth heap buffer overflow in decryptrsamessage: a 256-byte RSA buffer is BIOread with the attacker-controlled ciphertext length guard warns only, so an unauthenticated client overflows the heap via an oversized authtoken; fixed in 3.22...

CVE-2026-101283

iperf3 3.20–3.21 esnet/iperf has a pre-auth heap buffer overflow in decryptrsamessage: a 256-byte RSA buffer is BIOread with the attacker-controlled ciphertext length guard warns only, so an unauthenticated client overflows the heap via an oversized authtoken; fixed in 3.22...

CVE-2026-101283

The iperf3 network testing tool (versions 3.20–3.21 by esnet/iperf) is vulnerable to a pre-auth heap buffer overflow within the decrypt_rsa_message() function. The root cause is that a 256-byte RSA buffer is populated using BIO_read with an attacker-controlled ciphertext length; while a guard pro...

rsync: rsync: Authorization bypass via `auth users` directive parsing

An authorization bypass flaw was found in the rsync daemon. The auth users directive parser incorrectly handles group names containing spaces due to comma-only tokenization. This flaw causes deny rules to be silently discarded, allowing an authenticated user to bypass restrictions and gain...

CVE-2026-55181

Tugtainer is a self-hosted app for automating updates of Docker containers. Prior to version 1.30.3, Tugtainer's OIDC authentication can still be initiated even when OIDCENABLED=false. The /auth/oidc/enabled endpoint correctly reports that OIDC is disabled. However, a direct request to...

CVE-2026-55181 Tugtainer: OIDC login remains accessible when OIDC_ENABLED is false

Tugtainer is a self-hosted app for automating updates of Docker containers. Prior to version 1.30.3, Tugtainer's OIDC authentication can still be initiated even when OIDCENABLED=false. The /auth/oidc/enabled endpoint correctly reports that OIDC is disabled. However, a direct request to...

EUVD-2026-90192

Tugtainer is a self-hosted app for automating updates of Docker containers. Prior to version 1.30.3, Tugtainer's OIDC authentication can still be initiated even when OIDCENABLED=false. The /auth/oidc/enabled endpoint correctly reports that OIDC is disabled. However, a direct request to...