CVE-2012-2088

描述

Integer signedness error in the TIFFReadDirectory function in tif_dirread.c in libtiff 3.9.4 and earlier allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a negative tile depth in a tiff image, which triggers an improper conversion between signed and unsigned types, leading to a heap-based buffer overflow.

如何修補 CVE-2012-2088

要修補 CVE-2012-2088,請將受影響套件升級到下列已修補版本。

• Debian/tiff—升級至 4.0-1 或更新版本

CVE-2012-2088 正在被利用嗎?

低 — EPSS 為 3.0%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 4.0-1

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2012-2088