CVE-2025-52520

Details

For some unlikely configurations of multipart upload, an Integer Overflow vulnerability in Apache Tomcat could lead to a DoS via bypassing of size limits.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.8, from 10.1.0-M1 through 10.1.42, from 9.0.0.M1 through 9.0.106. The following versions were EOL at the time the CVE was created but are known to be affected: 8.5.0 through 8.5.100. Other, older, EOL versions may also be affected.

Users are recommended to upgrade to version 11.0.9, 10.1.43 or 9.0.107, which fix the issue.

Affected Packages

tomcat

fedora 42

Fixed in:

8.5.0

References

WEB

http://www.openwall.com/lists/oss-security/2025/07/10/12

ADVISORY

https://lists.apache.org/thread/trqq01bbxw6c92zx69kx2mw2qgmfy0o5

WEB

https://lists.debian.org/debian-lts-announce/2025/07/msg00009.html

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2025-52520