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markt pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/tomcat.git
The following commit(s) were added to refs/heads/main by this push:
new 266fbc953b Align size tracking for multipart requests with
FileUpload's use of long
266fbc953b is described below
commit 266fbc953b5d40b518e4eb10132e561bc6ae8c5a
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Tue Jul 1 20:22:16 2025 +0100
Align size tracking for multipart requests with FileUpload's use of long
---
java/org/apache/catalina/connector/Request.java | 13 +++++++------
webapps/docs/changelog.xml | 4 ++++
2 files changed, 11 insertions(+), 6 deletions(-)
diff --git a/java/org/apache/catalina/connector/Request.java
b/java/org/apache/catalina/connector/Request.java
index 760e728e28..042e199659 100644
--- a/java/org/apache/catalina/connector/Request.java
+++ b/java/org/apache/catalina/connector/Request.java
@@ -2467,23 +2467,23 @@ public class Request implements HttpServletRequest {
try {
List<FileItem> items = upload.parseRequest(new
ServletRequestContext(this));
int maxPostSize = getConnector().getMaxPostSize();
- int postSize = 0;
+ long postSize = 0;
Charset charset = getCharset();
for (FileItem item : items) {
ApplicationPart part = new ApplicationPart(item, location);
- parts.add(part);
if (part.getSubmittedFileName() == null) {
String name = part.getName();
if (maxPostSize >= 0) {
// Have to calculate equivalent size. Not completely
// accurate but close enough.
- postSize += name.getBytes(charset).length;
+ // Name
+ postSize = Math.addExact(postSize,
name.getBytes(charset).length);
// Equals sign
- postSize++;
+ postSize = Math.addExact(postSize, 1);
// Value length
- postSize += (int) part.getSize();
+ postSize = Math.addExact(postSize, part.getSize());
// Value separator
- postSize++;
+ postSize = Math.addExact(postSize, 1);
if (postSize > maxPostSize) {
throw new
IllegalStateException(sm.getString("coyoteRequest.maxPostSizeExceeded"));
}
@@ -2499,6 +2499,7 @@ public class Request implements HttpServletRequest {
// Adjust the limit to account for a file part which is
not added to the parameter map.
maxParameterCount--;
}
+ parts.add(part);
}
} catch (InvalidContentTypeException e) {
partsParseException = new ServletException(e);
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index 48ab93e696..e23bf7826e 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -187,6 +187,10 @@
multipart uploads with non-file parts when the parts were processed
before query string parameters. (markt)
</fix>
+ <fix>
+ Align size tracking for multipart requests with FileUpload's use of
+ <code>long</code>. (schultz)
+ </fix>
</changelog>
</subsection>
<subsection name="Coyote">
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