Three vulnearbilities in the regular expression handling libraries can be exploited to cause a backend crash, infinite loops or memory exhaustion. This vulnearbility can be exploited through frontend applications that allow unfiltered regular expressions to be passed in queries.
For more information about PostgreSQL versioning,
please visit the versioning page.
Reporting Security Vulnerabilities
If you wish to report a new security vulnerability in PostgreSQL, please
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For reporting non-security bugs, please see the Report a Bug page.