CVE-2015-1149 — Integer overflow in the simulator in Swift in Apple Xcode before 6.3 allows context-dependent attackers to cause a denial of service or possibly have unspecified other impact by triggering an incorrect result of a type conversion

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HIGH

Integer overflow in the simulator in Swift in Apple Xcode before 6.3 allows context-dependent attackers to cause a denial of service or possibly have unspecified other impact by triggering an incorrect result of a type conversion

Published Apr 10, 2015

7.5

HIGH

CVSS 2.0

EPSS 1.62%

Description

Integer overflow in the simulator in Swift in Apple Xcode before 6.3 allows context-dependent attackers to cause a denial of service or possibly have unspecified other impact by triggering an incorrect result of a type conversion.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.62% 0.01619

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01619

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.62% (0.01619)	75.19th	v5 (v2026.06.15)
Jun 15, 2026	1.62% (0.01619)	72.86th	v5 (v2026.06.15)
Mar 17, 2025	0.52% (0.00520)	64.84th	v4 (v2025.03.14)
Dec 12, 2024	0.39% (0.00394)	74.26th	v3 (v2023.03.01)
Feb 8, 2024	0.39% (0.00394)	72.72th	v3 (v2023.03.01)
Mar 7, 2023	0.39% (0.00394)	69.23th	v3 (v2023.03.01)
Mar 6, 2023	0.95% (0.00954)	36.37th	v2 (v2022.01.01)
Sep 2, 2022	0.95% (0.00954)	34.50th	v2 (v2022.01.01)
Apr 1, 2022	0.95% (0.00954)	32.50th	v2 (v2022.01.01)
Feb 4, 2022	0.95% (0.00954)	16.28th	v2 (v2022.01.01)

Weaknesses (1)

CWE-189

References (3)

http://lists.apple.com/archives/security-announce/2015/Apr/msg00004.html
vendor-advisoryx_refsource_APPLEVendor Advisory
http://www.securitytracker.com/id/1032049
vdb-entryx_refsource_SECTRACK
https://support.apple.com/HT204663
x_refsource_CONFIRMVendor Advisory

Link	Providers	Tags
http://lists.apple.com/archives/security-announce/2015/Apr/msg00004.html		vendor-advisoryx_refsource_APPLEVendor Advisory
http://www.securitytracker.com/id/1032049		vdb-entryx_refsource_SECTRACK
https://support.apple.com/HT204663		x_refsource_CONFIRMVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner apple

Published Apr 10, 2015

Updated Aug 6, 2024

Reserved Jan 16, 2015

Link CVE-2015-1149

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2015-1149

Red Hat

Severity n/a

Public date n/a

Links CVE-2015-1149