CVE-2007-4771

描述

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.

如何修補 CVE-2007-4771

要修補 CVE-2007-4771,請將受影響套件升級到下列已修補版本。

• Debian/icu—升級至 3.8-6 或更新版本

CVE-2007-4771 正在被利用嗎?

低 — EPSS 為 2.5%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 3.8-6

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2007-4771