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Red Hat Bugzilla – Attachment 1464893 Details for
Bug 1605052
CVE-2018-8011 httpd: mod_md: NULL pointer dereference causing httpd child process crash
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[patch]
mod_md CVE-2018-8011 patch
md-segfault-on-specials.diff (text/plain), 974 bytes, created by
Joe Orton
on 2018-07-20 09:27:05 UTC
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Description:
mod_md CVE-2018-8011 patch
Filename:
MIME Type:
Creator:
Joe Orton
Created:
2018-07-20 09:27:05 UTC
Size:
974 bytes
patch
obsolete
>diff --git a/modules/md/mod_md.c b/modules/md/mod_md.c >index 1b8446df4f..4506bc0e16 100644 >--- a/modules/md/mod_md.c >+++ b/modules/md/mod_md.c >@@ -1304,7 +1304,8 @@ static int md_http_challenge_pr(request_rec *r) > md_reg_t *reg; > apr_status_t rv; > >- if (!strncmp(ACME_CHALLENGE_PREFIX, r->parsed_uri.path, sizeof(ACME_CHALLENGE_PREFIX)-1)) { >+ if (r->parsed_uri.path && >+ !strncmp(ACME_CHALLENGE_PREFIX, r->parsed_uri.path, sizeof(ACME_CHALLENGE_PREFIX)-1)) { > if (r->method_number == M_GET) { > > sc = ap_get_module_config(r->server->module_config, &md_module); >@@ -1358,7 +1359,7 @@ static int md_require_https_maybe(request_rec *r) > const char *s; > int status; > >- if (opt_ssl_is_https >+ if (opt_ssl_is_https && r->parsed_uri.path > && strncmp(WELL_KNOWN_PREFIX, r->parsed_uri.path, sizeof(WELL_KNOWN_PREFIX)-1)) { > > sc = ap_get_module_config(r->server->module_config, &md_module);
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