Author: markt Date: Wed Sep 23 12:20:46 2026 New Revision: 1938458 Log: Publish Tomcat Native vulnerabilities
Modified: tomcat/site/trunk/docs/security-native.html tomcat/site/trunk/xdocs/security-native.xml Modified: tomcat/site/trunk/docs/security-native.html ============================================================================== --- tomcat/site/trunk/docs/security-native.html Wed Sep 23 12:10:04 2026 (r1938457) +++ tomcat/site/trunk/docs/security-native.html Wed Sep 23 12:20:46 2026 (r1938458) @@ -1,6 +1,6 @@ <!DOCTYPE html SYSTEM "about:legacy-compat"> <html lang="en"><head><META http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1"><link href="res/css/tomcat.css" rel="stylesheet" type="text/css"><link href="res/css/fonts/fonts.css" rel="stylesheet" type="text/css"><title>Apache Tomcat® - Apache Tomcat APR/native Connector vulnerabilities</title><meta name="author" content="Apache Tomcat Project"><script src="https://www.apachecon.com/event-images/snippet.js";></script></head><body><div id="wrapper"><header 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href="#Fixed_in_Apache_Tomcat_Native_Connector_1.2.17">Fixed in Apache Tomcat Native Connector 1.2.17</a></li><li><a href="#Fixed_in_Apache_Tomcat_Native_Connector_1.2.16">Fixed in Apache Tomcat Native Connector 1.2.16</a></li><li><a href="#Not_a_vulnerability_in_the_Apache_Tomcat_APR/native_Connector">Not a vulnerability in the Apache Tomcat APR/native Connector</a></li></ul> +<ul><li><a href="#Apache_Tomcat_APR/native_Connector_vulnerabilities">Apache Tomcat APR/native Connector vulnerabilities</a></li><li><a href="#Fixed_in_Apache_Tomcat_Native_Connector_2.0.16_/_1.3.9">Fixed in Apache Tomcat Native Connector 2.0.16 / 1.3.9</a></li><li><a href="#Fixed_in_Apache_Tomcat_Native_Connector_2.0.14_/_1.3.7">Fixed in Apache Tomcat Native Connector 2.0.14 / 1.3.7</a></li><li><a href="#Fixed_in_Apache_Tomcat_Native_Connector_2.0.12_/_1.3.5">Fixed in Apache Tomcat Native Connector 2.0.12 / 1.3.5</a></li><li><a href="#Fixed_in_Apache_Tomcat_Native_Connector_1.2.17">Fixed in Apache Tomcat Native Connector 1.2.17</a></li><li><a href="#Fixed_in_Apache_Tomcat_Native_Connector_1.2.16">Fixed in Apache Tomcat Native Connector 1.2.16</a></li><li><a href="#Not_a_vulnerability_in_the_Apache_Tomcat_APR/native_Connector">Not a vulnerability in the Apache Tomcat APR/native Connector</a></li></ul> </div><h3 id="Apache_Tomcat_APR/native_Connector_vulnerabilities">Apache Tomcat APR/native Connector vulnerabilities</h3><div class="text"> <p>This page lists all security vulnerabilities fixed in released versions of Apache Tomcat APR/native Connector. Each vulnerability is given a @@ -19,6 +19,62 @@ vulnerabilities to the <a href="security.html">Tomcat Security Team</a>.</p> + </div><h3 id="Fixed_in_Apache_Tomcat_Native_Connector_2.0.16_/_1.3.9">Fixed in Apache Tomcat Native Connector 2.0.16 / 1.3.9</h3><div class="text"> + + <p><strong>Important: Client certificate requirements can be + down-graded</strong> + <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-86247"; rel="nofollow">CVE-2026-86247</a></p> + + <p>A race condition allowed client certificate verification requirements to + be down-graded for some configurations.</p> + + <p>This was fixed with commit + <a href="https://github.com/apache/tomcat-native/commit/fb688de41e837d98e76961e44584b37989e4f7d0";>fb688de4</a> + (2.0.x) and + <a href="https://github.com/apache/tomcat-native/commit/3dc73c118d2202c8dfc6053787cc6d61416ddce6";>3dc73c11</a> + (1.3.x).</p> + + <p>This issue was reported to the Tomcat security team on 6 September 2026. + The issue was made public on 23 September 2026.</p> + + <p>Affects: 1.3.0 to 1.3.8 and 2.0.0 to 2.0.15</p> + + <p><strong>Moderate: Insecure OpenSSL options enabled</strong> + <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-86246"; rel="nofollow">CVE-2026-86246</a></p> + + <p>Apache Tomcat Native enabled insecure options by default including + ALLOW_CLIENT_RENEGOTIATION, NO_EXTENDED_MASTER_SECRET, + IGNORE_UNEXPECTED_EOF and ALLOW_NO_DHE_KEX.</p> + + <p>This was fixed with commit + <a href="https://github.com/apache/tomcat-native/commit/f6bb04b28f234a35c21a2997963195ae1d86de69";>f6bb04b2</a> + (2.0.x) and + <a href="https://github.com/apache/tomcat-native/commit/77a87991079211805f41ddb2c51067bb807dcb40";>77a87991</a> + (1.3.x).</p> + + <p>This issue was reported to the Tomcat security team on 6 September 2026. + The issue was made public on 23 September 2026.</p> + + <p>Affects: 1.3.0 to 1.3.8 and 2.0.0 to 2.0.15</p> + + <p><strong>Important: DoS via TLS handshake</strong> + <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-86243"; rel="nofollow">CVE-2026-86243</a></p> + + <p>A buffer over-read vulnerability in Apache Tomcat Native during the TLS + handshaking permits a malicious user to trigger a DoS via a JVM + crash.</p> + + <p>This was fixed with commit + <a href="https://github.com/apache/tomcat-native/commit/9a7c804afc05fdc630520eb4012ce1c4ff787862";>9a7c804a</a> + (2.0.x) and + <a href="https://github.com/apache/tomcat-native/commit/ce019af0db385dfd5bc7c7a759f71602559a0499";>ce019af0</a> + (1.3.x).</p> + + <p>This issue was reported to the Tomcat security team on 6 September 2026. + The issue was made public on 23 September 2026.</p> + + <p>Affects: 1.3.0 to 1.3.8 and 2.0.0 to 2.0.15</p> + </div><h3 id="Fixed_in_Apache_Tomcat_Native_Connector_2.0.14_/_1.3.7">Fixed in Apache Tomcat Native Connector 2.0.14 / 1.3.7</h3><div class="text"> <p><strong>Moderate: OCSP checks sometimes soft-fail even when soft-fail is @@ -30,7 +86,7 @@ <p>This was fixed with commit <a href="https://github.com/apache/tomcat-native/commit/bcea0ac214cae14fd1c2517d759a72465cfc62d3";>bcea0ac2</a> - ()2.0.x) and + (2.0.x) and <a href="https://github.com/apache/tomcat-native/commit/204f7f8a09adffce7ad02998dbc902f2b8c87253";>204f7f8a</a> (1.3.x).</p> Modified: tomcat/site/trunk/xdocs/security-native.xml ============================================================================== --- tomcat/site/trunk/xdocs/security-native.xml Wed Sep 23 12:10:04 2026 (r1938457) +++ tomcat/site/trunk/xdocs/security-native.xml Wed Sep 23 12:20:46 2026 (r1938458) @@ -32,6 +32,64 @@ </section> + <section name="Fixed in Apache Tomcat Native Connector 2.0.16 / 1.3.9"> + + <p><strong>Important: Client certificate requirements can be + down-graded</strong> + <cve>CVE-2026-86247</cve></p> + + <p>A race condition allowed client certificate verification requirements to + be down-graded for some configurations.</p> + + <p>This was fixed with commit + <a href="https://github.com/apache/tomcat-native/commit/fb688de41e837d98e76961e44584b37989e4f7d0";>fb688de4</a> + (2.0.x) and + <a href="https://github.com/apache/tomcat-native/commit/3dc73c118d2202c8dfc6053787cc6d61416ddce6";>3dc73c11</a> + (1.3.x).</p> + + <p>This issue was reported to the Tomcat security team on 6 September 2026. + The issue was made public on 23 September 2026.</p> + + <p>Affects: 1.3.0 to 1.3.8 and 2.0.0 to 2.0.15</p> + + <p><strong>Moderate: Insecure OpenSSL options enabled</strong> + <cve>CVE-2026-86246</cve></p> + + <p>Apache Tomcat Native enabled insecure options by default including + ALLOW_CLIENT_RENEGOTIATION, NO_EXTENDED_MASTER_SECRET, + IGNORE_UNEXPECTED_EOF and ALLOW_NO_DHE_KEX.</p> + + <p>This was fixed with commit + <a href="https://github.com/apache/tomcat-native/commit/f6bb04b28f234a35c21a2997963195ae1d86de69";>f6bb04b2</a> + (2.0.x) and + <a href="https://github.com/apache/tomcat-native/commit/77a87991079211805f41ddb2c51067bb807dcb40";>77a87991</a> + (1.3.x).</p> + + <p>This issue was reported to the Tomcat security team on 6 September 2026. + The issue was made public on 23 September 2026.</p> + + <p>Affects: 1.3.0 to 1.3.8 and 2.0.0 to 2.0.15</p> + + <p><strong>Important: DoS via TLS handshake</strong> + <cve>CVE-2026-86243</cve></p> + + <p>A buffer over-read vulnerability in Apache Tomcat Native during the TLS + handshaking permits a malicious user to trigger a DoS via a JVM + crash.</p> + + <p>This was fixed with commit + <a href="https://github.com/apache/tomcat-native/commit/9a7c804afc05fdc630520eb4012ce1c4ff787862";>9a7c804a</a> + (2.0.x) and + <a href="https://github.com/apache/tomcat-native/commit/ce019af0db385dfd5bc7c7a759f71602559a0499";>ce019af0</a> + (1.3.x).</p> + + <p>This issue was reported to the Tomcat security team on 6 September 2026. + The issue was made public on 23 September 2026.</p> + + <p>Affects: 1.3.0 to 1.3.8 and 2.0.0 to 2.0.15</p> + + </section> + <section name="Fixed in Apache Tomcat Native Connector 2.0.14 / 1.3.7"> <p><strong>Moderate: OCSP checks sometimes soft-fail even when soft-fail is @@ -43,7 +101,7 @@ <p>This was fixed with commit <a href="https://github.com/apache/tomcat-native/commit/bcea0ac214cae14fd1c2517d759a72465cfc62d3";>bcea0ac2</a> - ()2.0.x) and + (2.0.x) and <a href="https://github.com/apache/tomcat-native/commit/204f7f8a09adffce7ad02998dbc902f2b8c87253";>204f7f8a</a> (1.3.x).</p> --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
