CVE-2015-3721

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-07-03 · updated 2026-06-17
Weakness: CWE-200

Description

The kernel in Apple iOS before 8.4 and OS X before 10.10.4 does not properly handle HFS parameters, which allows attackers to obtain sensitive memory-layout information via a crafted app.

Affected products

Apple Iphone Os: through 8.3
macOS: through 10.10.3

References

http://lists.apple.com/archives/security-announce/2015/Jun/msg00001.html
http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html
http://support.apple.com/kb/HT204941
http://support.apple.com/kb/HT204942
http://www.securityfocus.com/bid/75491
http://www.securitytracker.com/id/1032760
http://lists.apple.com/archives/security-announce/2015/Jun/msg00001.html
http://lists.apple.com/archives/security-announce/2015/Jun/msg00002.html
http://support.apple.com/kb/HT204941
http://support.apple.com/kb/HT204942
http://www.securityfocus.com/bid/75491
http://www.securitytracker.com/id/1032760

Get alerted when CVE-2015-3721 or the next vulnerability affects your stack