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<td class="page-title-pattern-first-line " style="padding: 0; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"><a href="https://shibboleth.atlassian.net/browse/SSPCPP?atlOrigin=eyJpIjoiODA4OGNmZWExM2RkNDJkMDk5NmQyZmVlMWFkOTg5YTciLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">Shibboleth SP - C++</a> / <a href="https://shibboleth.atlassian.net/browse/SSPCPP-959?atlOrigin=eyJpIjoiODA4OGNmZWExM2RkNDJkMDk5NmQyZmVlMWFkOTg5YTciLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-85b3656a-12ab-4787-b9fe-78eacc250916" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://shibboleth.atlassian.net/browse/SSPCPP-959?atlOrigin=eyJpIjoiODA4OGNmZWExM2RkNDJkMDk5NmQyZmVlMWFkOTg5YTciLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">SSPCPP-959</a></td>
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<td style="vertical-align: top;; padding: 0; border-collapse: collapse; padding-right: 5px; font-size: 20px; line-height: 30px; mso-line-height-rule: exactly" class="page-title-pattern-header-container"><span class="page-title-pattern-header" style="font-family: Arial, sans-serif; padding: 0; font-size: 20px; line-height: 30px; mso-text-raise: 2px; mso-line-height-rule: exactly; vertical-align: middle"> <a href="https://shibboleth.atlassian.net/browse/SSPCPP-959?atlOrigin=eyJpIjoiODA4OGNmZWExM2RkNDJkMDk5NmQyZmVlMWFkOTg5YTciLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">Segfault when using ExcludedAlgorithms with a list of algs</a> </span></td>
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<td class="has-icon" style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"><img src="cid:jira-generated-image-avatar-85b3656a-12ab-4787-b9fe-78eacc250916" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"> Bug </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Affects Versions:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 3.3.0 </td>
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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="557058:5b78efc9-1379-42cc-a3f6-56c6ea3a0007" style="color:#3b73af;; color: #3b73af; text-decoration: none" id="email_557058:5b78efc9-1379-42cc-a3f6-56c6ea3a0007" href="https://shibboleth.atlassian.net/secure/ViewProfile.jspa?accountId=557058%3A5b78efc9-1379-42cc-a3f6-56c6ea3a0007"> Scott Cantor </a></td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Components:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> Configuration </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Created:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 19/Oct/22 5:51 AM </td>
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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"><a class="user-hover" rel="557058:dcfcbfd1-c242-4cd6-8808-d0d2ce91bc7e" style="color:#3b73af;; color: #3b73af; text-decoration: none" id="email_557058:dcfcbfd1-c242-4cd6-8808-d0d2ce91bc7e" href="https://shibboleth.atlassian.net/secure/ViewProfile.jspa?accountId=557058%3Adcfcbfd1-c242-4cd6-8808-d0d2ce91bc7e"> Jan Vilhuber </a></td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0; border-collapse: collapse; padding: 0 0 10px"><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0; margin-top: 0">See <a href="https://shibboleth.net/pipermail/users/2022-October/052982.html" title="smart-link" class="external-link" rel="nofollow noreferrer" style="color: #3b73af; text-decoration: none">https://shibboleth.net/pipermail/users/2022-October/052982.html</a></p><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">When using</p>
<div class="preformatted panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
<div class="preformattedContent panelContent" style="padding: 9px 12px">
<pre style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal; white-space: pre; word-break: normal; word-wrap: break-word; word-break: break-all; white-space: pre-wrap"><ExcludedAlgorithms excludeDefaults="true"/></pre>
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</div><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">everything works fine.</p><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">When adding algs such as:</p>
<div class="preformatted panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
<div class="preformattedContent panelContent" style="padding: 9px 12px">
<pre style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal; white-space: pre; word-break: normal; word-wrap: break-word; word-break: break-all; white-space: pre-wrap"><ExcludedAlgorithms excludeDefaults="true">
http://www.w3.org/2000/09/xmldsig#sha1
http://www.w3.org/2001/04/xmldsig-more#ecdsa-sha1
http://www.w3.org/2000/09/xmldsig#rsa-sha1
http://www.w3.org/2000/09/xmldsig#dsa-sha1
</ExcludedAlgorithms></pre>
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</div><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">shibd gets a “segmentation fault”</p>
<div class="preformatted panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
<div class="preformattedContent panelContent" style="padding: 9px 12px">
<pre style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal; white-space: pre; word-break: normal; word-wrap: break-word; word-break: break-all; white-space: pre-wrap">(gdb) n
271 const DOMElement* alglist = XMLHelper::getLastChildElement(e, ExcludedAlgorithms);
(gdb)
272 if (alglist) {
(gdb) p alglist
$3 = (const xercesc_3_2::DOMElement *) 0xaaaaaabf0298
(gdb) n
273 m_excludeDefaults = XMLHelper::getAttrBool(alglist, true, excludeDefaults);
(gdb)
274 if (alglist->hasChildNodes()) {
(gdb)
275 algs = alglist->getFirstChild()->getNodeValue();
(gdb)
288 if (algs) {
(gdb) p algs
$4 = (const XMLCh *) 0xaaaaaaed4428 u"\n\t http://www.w3.org/2000/09/xmldsig#sha1\n\t http://www.w3.org/2001/04/xmldsig-more#ecdsa-sha1\n\t http://www.w3.org/2000/09/xmldsig#rsa-sha1\n\t http://www.w3.org/2000/09/xmldsig#dsa-sha1\n "
(gdb) n
290 XMLStringTokenizer tokenizer(algs);
(gdb)
291 while (tokenizer.hasMoreTokens()) {
(gdb)
292 token = tokenizer.nextToken();
(gdb)
293 if (token) {
(gdb) p alglist
$5 = <optimized out>
(gdb) n
294 if (XMLString::equals(alglist->getLocalName(), AlgorithmBlacklist) ||
(gdb) s
Thread 1 "shibd" received signal SIGSEGV, Segmentation fault.
shibsp::XMLSecurityPolicyProviderImpl::XMLSecurityPolicyProviderImpl (this=0xaaaaaaf81d60, e=0xaaaaaabe8f58, log=...)
at impl/XMLSecurityPolicyProvider.cpp:294
294 if (XMLString::equals(alglist->getLocalName(), AlgorithmBlacklist) ||
(gdb)
</pre>
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</div><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Shibd was built from scratch on <tt>ubuntu:focal</tt></p><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"><tt>APACHE_VERSION 2.4.54</tt></p><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"><tt>APR_VERSION=1.7.0</tt></p><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"><tt>APR_UTIL_VERSION=1.6.1</tt></p><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"><tt>XML_SECURITY_C_VERSION=2.0.4</tt></p><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"><tt>XERCES_C_VERSION=3.2.3</tt></p><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"><tt>ENV SHIB_VERSION 3.3.0</tt></p><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"><tt>LOG4SHIB_VERSION 2.0.1</tt></p><p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"><tt>SHIBBOLETH_TOOLING_VERSION 3.2.1</tt></p></td>
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