httpd/httpd-2.4.57-r1884505+.patch
Joe Orton 6f980b047a mod_xml2enc: fix media type handling
Resolves: RHEL-14321
2024-02-14 11:29:06 +00:00

40 lines
1.4 KiB
Diff

# ./pullrev.sh 1884505 1915625
http://svn.apache.org/viewvc?view=revision&revision=1884505
http://svn.apache.org/viewvc?view=revision&revision=1915625
--- httpd-2.4.57/modules/filters/mod_xml2enc.c
+++ httpd-2.4.57/modules/filters/mod_xml2enc.c
@@ -329,7 +329,7 @@
apr_bucket* bstart;
apr_size_t insz = 0;
int pending_meta = 0;
- char *ctype;
+ char *mtype;
char *p;
if (!ctx || !f->r->content_type) {
@@ -338,13 +338,17 @@
return ap_pass_brigade(f->next, bb) ;
}
- ctype = apr_pstrdup(f->r->pool, f->r->content_type);
- for (p = ctype; *p; ++p)
- if (isupper(*p))
- *p = tolower(*p);
+ /* Extract the media type, ignoring parameters in content-type. */
+ mtype = apr_pstrdup(f->r->pool, f->r->content_type);
+ if ((p = ap_strchr(mtype, ';')) != NULL) *p = '\0';
+ ap_str_tolower(mtype);
- /* only act if starts-with "text/" or contains "xml" */
- if (strncmp(ctype, "text/", 5) && !strstr(ctype, "xml")) {
+ /* Accept text/ types, plus any XML media type per RFC 7303. */
+ if (!(strncmp(mtype, "text/", 5) == 0
+ || strcmp(mtype, "application/xml") == 0
+ || (strlen(mtype) > 7 /* minimum 'a/b+xml' length */
+ && (p = strstr(mtype, "+xml")) != NULL
+ && strlen(p) == 4 /* ensures +xml is a suffix */))) {
ap_remove_output_filter(f);
return ap_pass_brigade(f->next, bb) ;
}