CVE-2007-4771
EPSS 3.8%
Description
Heap-based buffer overflow in the doInterval function in regexcmp.cpp in libicu in International Components for Unicode (ICU) 3.8.1 and earlier allows context-dependent attackers to cause a denial of service (memory consumption) and possibly have unspecified other impact via a regular expression that writes a large amount of data to the backtracking stack. NOTE: some of these details are obtained from third party information.
How to fix CVE-2007-4771
To remediate CVE-2007-4771, upgrade the affected package to a fixed version below.
- Debian/icu—upgrade to 3.8-6 or later
Is CVE-2007-4771 being exploited?
Low — EPSS is 3.8%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.8-6