CVE-2014-7912
dhcpcd5 - security update
EPSS 2.7%
描述
The get_option function in dhcp.c in dhcpcd before 6.2.0, as used in dhcpcd 5.x in Android before 5.1 and other products, does not validate the relationship between length fields and the amount of data, which allows remote DHCP servers to execute arbitrary code or cause a denial of service (memory corruption) via a large length value of an option in a DHCPACK message.
如何修補 CVE-2014-7912
要修補 CVE-2014-7912,請將受影響套件升級到下列已修補版本。
- Debian/dhcpcd5—升級至 6.9.1-1 或更新版本
- Debian/dhcpcd5—升級至 5.5.6-1+deb7u2 或更新版本
CVE-2014-7912 正在被利用嗎?
低 — EPSS 為 2.7%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 6.9.1-1
- from 0, < 5.5.6-1+deb7u2