CVE-2011-0421

描述

The _zip_name_locate function in zip_name_locate.c in the Zip extension in PHP before 5.3.6 does not properly handle a ZIPARCHIVE::FL_UNCHANGED argument, which might allow context-dependent attackers to cause a denial of service (NULL pointer dereference) via an empty ZIP archive that is processed with a (1) locateName or (2) statName operation.

如何修補 CVE-2011-0421

要修補 CVE-2011-0421,請將受影響套件升級到下列已修補版本。

• Debian/libzip—升級至 0.10-1 或更新版本

CVE-2011-0421 正在被利用嗎?

中等 — EPSS 為 13.5%,可持續追蹤但非最高優先。

受影響套件(1)

• from 0, < 0.10-1

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2011-0421