What is CVE-2015-5871?

CVE-2015-5871 is a vulnerability in Apple Mac OS X, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2015-10-09.

Is CVE-2015-5871 known to be exploited?

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

Buffer overflow in Apple Mac OS X

CVE-2015-5871

IOGraphics in Apple OS X before 10.11 allows local users to gain privileges or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than CVE-2015-5872, CVE-2015-5873, and CVE-2015-5890.

Vulnerability class: Buffer Overflow

Published 2015-10-09 · 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: 0.003 (26.0th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · 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

ARPSyndicate/cve-scores

References

www.securitytracker.com/id/1033703 (VDB Entry, Third Party Advisory, vdb-entry)
lists.apple.com/archives/security-announce/2015/Sep/msg00008.html (vendor-advisory, Vendor Advisory)
support.apple.com/HT205267 (Vendor Advisory)

Frequently asked questions

What is CVE-2015-5871?: CVE-2015-5871 is a vulnerability in Apple Mac OS X, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2015-10-09.
Is CVE-2015-5871 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.