CVE-2015-6988

critical
Published 2015-10-23 · Modified 2026-05-06
CVSS v3
CVSS v2
10.0
VIR risk
10.0

Description

The kernel in Apple iOS before 9.1 and OS X before 10.11.1 does not initialize an unspecified data structure, which allows remote attackers to execute arbitrary code via vectors involving an unknown network-connectivity requirement.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: product-security@apple.com — https://support.apple.com/HT205375

vendor Authored 2026-05-27

Vendor advisory: product-security@apple.com — https://support.apple.com/HT205370

vendor Authored 2026-05-27

Vendor advisory: product-security@apple.com — http://lists.apple.com/archives/security-announce/2015/Oct/msg00005.html

vendor Authored 2026-05-27

Vendor advisory: product-security@apple.com — http://lists.apple.com/archives/security-announce/2015/Oct/msg00002.html

OS impact

OSVersionStatusFixed in
macos macosaffected

References

Verify integrity in audit chain (admin only). AS-IS.