CVE-2013-4399

描述

The remoteClientFreeFunc function in daemon/remote.c in libvirt before 1.1.3, when ACLs are used, does not set an identity, which causes event handler removal to be denied and remote attackers to cause a denial of service (use-after-free and crash) by registering an event handler and then closing the connection.

如何修補 CVE-2013-4399

要修補 CVE-2013-4399,請將受影響套件升級到下列已修補版本。

• Debian/libvirt—升級至 1.1.4-1 或更新版本

CVE-2013-4399 正在被利用嗎?

低 — EPSS 為 2.1%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 1.1.4-1

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2013-4399