Impact
When a client is in monitoring mode, the regex begin used to detected monitor messages could cause exponential backtracking on some strings. This issue could lead to a denial of service.
Patches
The problem was fixed in commit 2d11b6d and was released in version 3.1.1.
References
#1569 (GHSL-2021-026)
erik-krogh Analyst
Impact
When a client is in monitoring mode, the regex begin used to detected monitor messages could cause exponential backtracking on some strings. This issue could lead to a denial of service.
Patches
The problem was fixed in commit
2d11b6dand was released in version3.1.1.References
#1569 (GHSL-2021-026)