CVE-2014-9862 Information

Description

Integer signedness error in bspatch.c in bspatch in bsdiff as used in Apple OS X before 10.11.6 and other products allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow) via a crafted patch file.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html http://lists.opensuse.org/opensuse-updates/2016-08/msg00026.html http://seclists.org/fulldisclosure/2020/Jul/8 http://www.openwall.com/lists/oss-security/2020/07/09/2 http://www.securityfocus.com/bid/91824 http://www.securitytracker.com/id/1036438 https://android.googlesource.com/platform/external/bsdiff/+/4d054795b673855e3a7556c6f2f7ab99ca509998 https://bugs.chromium.org/p/chromium/issues/detail?id=372525 https://chromium.googlesource.com/chromiumos/third_party/bsdiff/+/d0307d1711bd74e51b783a49f9160775aa22e659 https://lists.debian.org/debian-lts-announce/2019/11/msg00028.html https://security.FreeBSD.org/advisories/FreeBSD-SA-16:25.bspatch.asc https://security.gentoo.org/glsa/202003-44 https://support.apple.com/HT206903 https://usn.ubuntu.com/4500-1/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8