CVE-2011-0064
pango1.0 - NULL pointer dereference
EPSS 3.1%
描述
The hb_buffer_ensure function in hb-buffer.c in HarfBuzz, as used in Pango 1.28.3, Firefox, and other products, does not verify that memory reallocations succeed, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly execute arbitrary code via crafted OpenType font data that triggers use of an incorrect index.
如何修補 CVE-2011-0064
要修補 CVE-2011-0064,請將受影響套件升級到下列已修補版本。
- Debian/pango1.0—升級至 1.28.3-2~sid1 或更新版本
- Debian/pango1.0—升級至 1.28.3-1+squeeze2 或更新版本
CVE-2011-0064 正在被利用嗎?
低 — EPSS 為 3.1%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 1.28.3-2~sid1
- from 0, < 1.28.3-1+squeeze2