Impact
The vulnerability may allow a remote attacker to terminate the application with a stack overflow error resulting in a denial of service only by manipulating the processed input stream.
Patches
XStream 1.4.20 handles the stack overflow and raises an InputManipulationException instead.
Workarounds
The only solution is to catch the StackOverflowError in the client code calling XStream.
References
See full information about the nature of the vulnerability and the steps to reproduce it in XStream's documentation for CVE-2022-40151.
Credits
The vulnerability was discovered and reported by Henry Lin of the Google OSS-Fuzz team.
For more information
If you have any questions or comments about this advisory:
Impact
The vulnerability may allow a remote attacker to terminate the application with a stack overflow error resulting in a denial of service only by manipulating the processed input stream.
Patches
XStream 1.4.20 handles the stack overflow and raises an InputManipulationException instead.
Workarounds
The only solution is to catch the StackOverflowError in the client code calling XStream.
References
See full information about the nature of the vulnerability and the steps to reproduce it in XStream's documentation for CVE-2022-40151.
Credits
The vulnerability was discovered and reported by Henry Lin of the Google OSS-Fuzz team.
For more information
If you have any questions or comments about this advisory: