CVE-2021-42340
The fix for bug 63362 present in Apache Tomcat 10.1.0-M1 to 10.1.0-M5, 10.0.0-M1 to 10.0.11, 9.0.40 to 9.0.53 and 8.5.60 to 8.5.71 introduced a memory leak. The object introduced to collect metrics for HTTP upgrade connections was not released for WebSocket connections once the connection was closed. This created a memory leak that, over time, could lead to a denial of service via an OutOfMemoryError.
- Score
- CVSS 3.1 7.5 High
- Status
- Modified - security@apache.org
- Published
- 2021-10-14
- Last modified
- 2024-08-04
- Weaknesses
- CWE-772
Affected products
- Tomcat (Apache)
- Apache Tomcat (Apache Software Foundation)
- Debian Linux (Debian)
- Hci (Netapp)
- Management Services For Element Software (Netapp)
- Agile Engineering Data Management (Oracle)
- Big Data Spatial And Graph (Oracle)
- Communications Diameter Signaling Router (Oracle)
- Hospitality Cruise Shipboard Property Management System (Oracle)
- Managed File Transfer (Oracle)
- Middleware Common Libraries And Tools (Oracle)
- Payment Interface (Oracle)
- Retail Customer Insights (Oracle)
- Retail Data Extractor For Merchandising (Oracle)
- Retail Eftlink (Oracle)
- Retail Financial Integration (Oracle)
- Retail Store Inventory Management (Oracle)
- Sd-wan Edge (Oracle)
- Taleo Platform (Oracle)
References
- https://kc.mcafee.com/corporate/index?page=content&id=SB10379
- https://lists.apache.org/thread.html/r8097a2d1550aa78e585fc77e602b9046e6d4099d8d132497c5387784%40%3Ccommits.myfaces.apa…
- https://lists.apache.org/thread.html/r83a35be60f06aca2065f188ee542b9099695d57ced2e70e0885f905c%40%3Cannounce.tomcat.apa…
- https://security.gentoo.org/glsa/202208-34
- https://security.netapp.com/advisory/ntap-20211104-0001/
- https://www.debian.org/security/2021/dsa-5009
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://www.oracle.com/security-alerts/cpujul2022.html
