CVE-2011-1781

描述

SystemTap 1.4, when unprivileged (aka stapusr) mode is enabled, allows local users to cause a denial of service (divide-by-zero error and OOPS) via a crafted ELF program with DWARF expressions that are not properly handled by a stap script that performs stack unwinding (aka backtracing).

如何修補 CVE-2011-1781

要修補 CVE-2011-1781,請將受影響套件升級到下列已修補版本。

• Debian/systemtap—升級至 1.6-1 或更新版本

CVE-2011-1781 正在被利用嗎?

低 — EPSS 為 0.3%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 1.6-1

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2011-1781