CVE-2016-1722

Severity: high (CVSS 7.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-02-01 · updated 2026-06-17
Weakness: CWE-119

Description

syslog in Apple iOS before 9.2.1, OS X before 10.11.3, and tvOS before 9.1.1 allows local users to gain privileges or cause a denial of service (memory corruption) via unspecified vectors.

Affected products

Apple Iphone Os: before 9.2.1 — fixed in 9.2.1
macOS: before 10.11.3 — fixed in 10.11.3
Apple tvOS: before 9.1.1 — fixed in 9.1.1
Apple watchOS: before 2.2 — fixed in 2.2

How to fix

Upgrade to a fixed version: Apple Iphone Os 9.2.1; macOS 10.11.3; Apple tvOS 9.1.1; Apple watchOS 2.2. Check the vendor advisory for mitigations.

References

http://lists.apple.com/archives/security-announce/2016/Jan/msg00002.html
http://lists.apple.com/archives/security-announce/2016/Jan/msg00003.html
http://lists.apple.com/archives/security-announce/2016/Jan/msg00005.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
http://www.securitytracker.com/id/1034736
https://support.apple.com/HT205729
https://support.apple.com/HT205731
https://support.apple.com/HT205732
https://support.apple.com/HT206168
http://lists.apple.com/archives/security-announce/2016/Jan/msg00002.html
http://lists.apple.com/archives/security-announce/2016/Jan/msg00003.html
http://lists.apple.com/archives/security-announce/2016/Jan/msg00005.html

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