CVE-2015-1157

high
Published 2015-05-28 · Modified 2026-05-06
CVSS v3
CVSS v2
7.8
VIR risk
7.8

Description

CoreText in Apple iOS 8.x through 8.3 allows remote attackers to cause a denial of service (reboot and messaging disruption) via crafted Unicode text that is not properly handled during display truncation in the Notifications feature, as demonstrated by Arabic characters in (1) an SMS message or (2) a WhatsApp message.

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/HT205221

vendor Authored 2026-05-27

Vendor advisory: product-security@apple.com — http://support.apple.com/kb/HT204942

vendor Authored 2026-05-27

Vendor advisory: product-security@apple.com — http://support.apple.com/kb/HT204941

vendor Authored 2026-05-27

Vendor advisory: product-security@apple.com — http://lists.apple.com/archives/security-announce/2015/Sep/msg00003.html

vendor Authored 2026-05-27

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

vendor Authored 2026-05-27

Vendor advisory: product-security@apple.com — http://lists.apple.com/archives/security-announce/2015/Jun/msg00001.html

OS impact

OSVersionStatusFixed in
macos macos8.0affected
macos macos8.0.1affected
macos macos8.0.2affected
macos macos8.1affected
macos macos8.1.2affected
macos macos8.1.3affected
macos macos8.2affected
macos macos8.3affected
macos macosaffected

Application impact

VendorProductVersionsFixed
macos appleitunes{"endIncluding":"12.2"}

References

CWEs

CWE-17

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