CVE-2014-4020

描述

The dissect_frame function in epan/dissectors/packet-frame.c in the frame metadissector in Wireshark 1.10.x before 1.10.8 interprets a negative integer as a length value even though it was intended to represent an error condition, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.

如何修補 CVE-2014-4020

要修補 CVE-2014-4020,請將受影響套件升級到下列已修補版本。

• Debian/wireshark—升級至 1.10.8-1 或更新版本

CVE-2014-4020 正在被利用嗎?

低 — EPSS 為 0.2%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 1.10.8-1

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2014-4020