Astra Linux – Vulnerability in Samba

A flaw was discovered in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and install it into the local trust store without proper verification. An attacker with the...

Security Bulletin: IBM Guardium Data Protection is affected by multiple vulnerabilities

Summary IBM Guardium Data Protection has addressed these vulnerabilities in an update. Vulnerability Details CVEID:CVE-2026-31613 DESCRIPTION: In the Linux kernel, the following vulnerability has been resolved: smb: client: fix OOB reads parsing symlink error response When a CREATE returns...

Security Bulletin: IBM QRadar SIEM is vulnerable to using components with known vulnerabilities

Summary Multiple components with known vulnerabilities were addressed in IBM QRadar SIEM Vulnerability Details CVEID:CVE-2024-34459 DESCRIPTION: An issue was discovered in xmllint from libxml2 before 2.11.8 and 2.12.x before 2.12.7. Formatting error messages with xmllint --htmlout can result in a...

samba: group policy certificate enrollment uses http:// without validation

A flaw was found in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and install it into the local trust store without proper verification. An attacker with the ability t...

CVE-2026-12249

An issue was discovered in Canonical ADSys upstream versions through v0.16.2. During Active Directory Certificate Services AD CS certificate auto-enrollment via the vendored Samba client script internal/policies/certificate/python/vendorsamba/gp/gpcertautoenrollext.py, ADSys utilizes a plaintext...

CVE-2026-12249 Canonical ADSys Trust Store Poisoning via Plaintext HTTP Certificate Auto-Enrollment

An issue was discovered in Canonical ADSys upstream versions through v0.16.2. During Active Directory Certificate Services AD CS certificate auto-enrollment via the vendored Samba client script internal/policies/certificate/python/vendorsamba/gp/gpcertautoenrollext.py, ADSys utilizes a plaintext...

EUVD-2026-38297

An issue was discovered in Canonical ADSys upstream versions through v0.16.2. During Active Directory Certificate Services AD CS certificate auto-enrollment via the vendored Samba client script internal/policies/certificate/python/vendorsamba/gp/gpcertautoenrollext.py, ADSys utilizes a plaintext...

CVE-2026-12249

An issue was discovered in Canonical ADSys upstream versions through v0.16.2. During Active Directory Certificate Services AD CS certificate auto-enrollment via the vendored Samba client script internal/policies/certificate/python/vendorsamba/gp/gpcertautoenrollext.py, ADSys utilizes a plaintext...

CVE-2026-12249

Canonical ADSys upstream versions up to v0.16.2 expose a flaw in AD CS auto-enrollment where the vendored Samba client uses plaintext HTTP (GETCACert) to fetch the CA certificate, enabling a network attacker in a MITM position to supply an attacker-controlled Root CA. This leads to automatic enro...

CVE-2026-12249 Canonical ADSys Trust Store Poisoning via Plaintext HTTP Certificate Auto-Enrollment

An issue was discovered in Canonical ADSys upstream versions through v0.16.2. During Active Directory Certificate Services AD CS certificate auto-enrollment via the vendored Samba client script internal/policies/certificate/python/vendorsamba/gp/gpcertautoenrollext.py, ADSys utilizes a plaintext...

CVE-2026-12249 Canonical ADSys Trust Store Poisoning via Plaintext HTTP Certificate Auto-Enrollment

An issue was discovered in Canonical ADSys upstream versions through v0.16.2. During Active Directory Certificate Services AD CS certificate auto-enrollment via the vendored Samba client script internal/policies/certificate/python/vendorsamba/gp/gpcertautoenrollext.py, ADSys utilizes a plaintext...

OESA-2026-2575 samba security update

Samba is a suite of programs for Linux and Unix to interoperate with Windows. Security Fixes: A flaw was found in Samba's certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and...

OESA-2026-2576 samba security update

Samba is a suite of programs for Linux and Unix to interoperate with Windows. Security Fixes: A flaw was found in Samba's certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and...

OESA-2026-2574 samba security update

Samba is a suite of programs for Linux and Unix to interoperate with Windows. Security Fixes: A flaw was found in Samba's certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and...

AZL-88877 CVE-2026-3012 affecting package samba 4.18.3-2

A flaw was found in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and install it into the local trust store without proper verification. An attacker with the ability t...

ALPINE-CVE-2026-3012

A flaw was found in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and install it into the local trust store without proper verification. An attacker with the ability t...

CVE-2026-3012

A flaw was found in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and install it into the local trust store without proper verification. An attacker with the ability t...

CVE-2026-3012

A flaw was found in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and install it into the local trust store without proper verification. An attacker with the ability t...

CVE-2026-3012: Insufficient Verification of Data Authenticity

A flaw was found in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and install it into the local trust store without proper verification. An attacker with the ability t...

auto-enrolment GPO installing CA certificate over http

Description If the certificate auto-enrollment GPO is enabled on domain members both in Samba's smb.conf and using Windows GPME tool, a CA certificate may be fetched using a plain HTTP connection and installed in the member computer's trust store. This may give an attacker a chance to intercept t...