CVE-2009-4634

描述

Multiple integer underflows in FFmpeg 0.5 allow remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted file that (1) bypasses a validation check in vorbis_dec.c and triggers a wraparound of the stack pointer, or (2) access a pointer from out-of-bounds memory in mov.c, related to an elst tag that appears before a tag that creates a stream.

如何修補 CVE-2009-4634

要修補 CVE-2009-4634,請將受影響套件升級到下列已修補版本。

• Debian/ffmpeg—升級至 4:0.5+svn20090706-3 或更新版本

CVE-2009-4634 正在被利用嗎?

中等 — EPSS 為 7.2%,可持續追蹤但非最高優先。

受影響套件(1)

• from 0, < 4:0.5+svn20090706-3

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2009-4634