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GHSA-vf77-8h7g-gghp

Improper Restriction of Operations within the Bounds of a Memory Buffer in Apache Tomcat

Source: GitHub Advisory Database (reviewed) High CVE-2020-13934

Packages

EcosystemPackageAffectedFixed in
Maven org.apache.tomcat:tomcat >= 10.0.0-M1, < 10.0.0-M6 10.0.0-M6
Maven org.apache.tomcat:tomcat >= 9.0.0.M5, < 9.0.36 9.0.36
Maven org.apache.tomcat:tomcat >= 8.5.1, < 8.5.56 8.5.56
Maven org.apache.tomcat:tomcat-coyote >= 10.0.0-M1, < 10.0.0-M6 10.0.0-M6
Maven org.apache.tomcat:tomcat-coyote >= 9.0.0.M5, < 9.0.36 9.0.36
Maven org.apache.tomcat:tomcat-coyote >= 8.5.1, < 8.5.56 8.5.56

Details

As written in the advisory (Markdown source, shown as plain text).

An h2c direct connection to Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M5 to 9.0.36 and 8.5.1 to 8.5.56 did not release the HTTP/1.1 processor after the upgrade to HTTP/2. If a sufficient number of such requests were made, an OutOfMemoryException could occur leading to a denial of service.

References

External links from the advisory. They lead to third-party sites.