CVE-2026-46243

🚨 CVE-2026-46243 - CIFSwitch Linux カーネル ローカル権限昇格 LPE Linux カーネルの CIFS/SMB クライアントに影響するローカル権限昇格の脆弱性。 📖 概要 CVE-2026-46243 は、Linux カーネルの CIFS/SMB クライアントにおけるローカル権限昇格（LPE ）の脆弱性です。 cifs.spnego キー記述の検証が不適切なため、特定のシステム構成では、非特権のローカルユーザーがカーネルが生成した信頼済みリクエストを偽装でき、権限昇格につながる可能性があります。 ✨ ハイライト 📌 影響を受ける構成...

CVE-2026-68569

A flaw was found in Apache Tomcat. This improper authentication vulnerability allows a remote attacker to be authenticated even if their user account does not exist in the DataSourceRealm, under specific circumstances such as CLIENT-CERT or SPNEGO authentication. This can lead to unauthorized...

BIT-TOMCAT-2026-68569 Apache Tomcat: Principal lookup can fail open in some cases

Improper Authentication vulnerability in Apache Tomcat meant that in some circumstances e.g. CLIENT-CERT, SPNEGO that a user would be authenticated even if the user did not exist in the DataSourceRealm. This issue affects Apache Tomcat: from 11.0.0 through 11.0.24, from 10.1.0 through 10.1.57, fr...

Authentication Bypass by Primary Weakness

Overview org.apache.tomcat:tomcat-catalina is a Tomcat Servlet Engine Core Classes and Standard implementations. Affected versions of this package are vulnerable to Authentication Bypass by Primary Weakness in the authentication process when using certain authentication mechanisms such as...

Linux Distros Unpatched Vulnerability : CVE-2026-68569

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Authentication vulnerability in Apache Tomcat meant that in some circumstances e.g. CLIENT-CERT, SPNEGO that a user would be authenticated even if the...

CVE-2026-68569

Improper Authentication vulnerability in Apache Tomcat meant that in some circumstances e.g. CLIENT-CERT, SPNEGO that a user would be authenticated even if the user did not exist in the DataSourceRealm. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through...

DEBIAN-CVE-2026-68569

Improper Authentication vulnerability in Apache Tomcat meant that in some circumstances e.g. CLIENT-CERT, SPNEGO that a user would be authenticated even if the user did not exist in the DataSourceRealm. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through...

CVE-2026-68569 Apache Tomcat: Principal lookup can fail open in some cases

Improper Authentication vulnerability in Apache Tomcat meant that in some circumstances e.g. CLIENT-CERT, SPNEGO that a user would be authenticated even if the user did not exist in the DataSourceRealm. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through...

CVE-2026-68569

Improper Authentication vulnerability in Apache Tomcat meant that in some circumstances e.g. CLIENT-CERT, SPNEGO that a user would be authenticated even if the user did not exist in the DataSourceRealm. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through...

CVE-2026-68569 Apache Tomcat: Principal lookup can fail open in some cases

Improper Authentication vulnerability in Apache Tomcat meant that in some circumstances e.g. CLIENT-CERT, SPNEGO that a user would be authenticated even if the user did not exist in the DataSourceRealm. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through...

PT-2026-81888

Name of the Vulnerable Software and Affected Versions Apache Tomcat versions 11.0.0-M1 through 11.0.24 Apache Tomcat versions 10.1.0-M1 through 10.1.57 Apache Tomcat versions 9.0.0.M1 through 9.0.120 Apache Tomcat versions 8.5.0 through 8.5.100 Apache Tomcat versions 7.0.0 through 7.0.109...

Astra Linux – Vulnerability in Heimdal

Before version 7.7.1, Heimdal allowed attackers to cause a NULL pointer dereference in an SPNEGO acceptor, by using a preferredmechtype of GSSCNOOID and a non-zero initialresponse value for sendaccept...

Astra Linux – Vulnerability in bind9

In BIND 9.5.0 - 9.11.29, 9.12.0 - 9.16.13, and versions BIND 9.11.3-S1 - 9.11.29-S1 and 9.16.8-S1 - 9.16.13-S1 of the Supported Preview Edition, as well as release versions 9.17.0 - 9.17.1 of the BIND 9.17 development branch, BIND servers are vulnerable if they are running an affected version and...

MiracleLinux 9 : cifs-utils-7.6-2.el9_8 (AXSA:2026-1506:05)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1506:05 advisory. cifs-utils: local privilege escalation via forged cifs.spnego key description in cifs.upcall CVE-2026-12505 Tenable has extracted the preceding description...

CVE-2026-64448

In the Linux kernel, the following vulnerability has been resolved: smb: client: restrict implied bcc0 exemption to responses without data area smb2checkmessage has a long-standing quirk that accepts a response whose calculated length is one byte larger than the bytes actually received "server ca...

MGASA-2026-0291 Updated cifs-utils packages fix a security vulnerability

The updated packages fix a security vulnerability: Local privilege escalation via forged cifs.spnego key description in cifs.upcall. CVE-2026-12505...

Updated cifs-utils packages fix a security vulnerability

The updated packages fix a security vulnerability: Local privilege escalation via forged cifs.spnego key description in cifs.upcall. CVE-2026-12505...

Oracle Linux 10 : cifs-utils (ELSA-2026-32990)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-32990 advisory. 7.6-2 - resolves: RHEL-192935 - fix krb5 mount regression 7.6-1 - Update to version 7.6 - resolves: RHEL-185756 - CVE-2026-12505 cifs-utils: LPE via cifs.spne...

MiracleLinux 8 : cifs-utils-7.0-5.el8_10 (AXSA:2026-1282:04)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1282:04 advisory. cifs-utils: local privilege escalation via forged cifs.spnego key description in cifs.upcall CVE-2026-12505 Bug Fixes and Enhancements: add sssd method for...

SUSE-SU-2026:22751-1 Security update for the Linux Kernel (Live Patch 12 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.33.1 fixes various security issues The following security issues were fixed: - CVE-2026-45970: bonding: alb: fix UAF in rlbarprecv during bond up/down bsc1267206. - CVE-2026-46120: ip6gre: Use cached t-net in ip6erspanchangelink...