What is CVE-2015-1140?

CVE-2015-1140 is a vulnerability in Apple Mac OS X, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2015-04-10.

Is CVE-2015-1140 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Apple Mac OS X

CVE-2015-1140

Buffer overflow in IOHIDFamily in Apple OS X before 10.10.3 allows local users to gain privileges via unspecified vectors.

Vulnerability class: Buffer Overflow

Published 2015-04-10 · last modified 2026-06-17.

CVSS v2 metric

CVSS v2 base score 7.2 (High). Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.010 (60.2th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Apple Mac OS X

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

References

support.apple.com/HT204659 (Vendor Advisory)
www.securityfocus.com/bid/73982 (VDB Entry, Third Party Advisory, vdb-entry)
www.securitytracker.com/id/1032048 (VDB Entry, Third Party Advisory, vdb-entry)
lists.apple.com/archives/security-announce/2015/Apr/msg00001.html (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2015-1140?: CVE-2015-1140 is a vulnerability in Apple Mac OS X, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2015-04-10.
Is CVE-2015-1140 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.