CVE-2014-9862

Severity: high (CVSS 7.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-07-22 · updated 2026-06-17
Weakness: CWE-190

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.

Affected products

macOS: through 10.11.5

References

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

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