CVE-2026-84564

At a glance

Severity: MEDIUM 4.3
EPSS: EPSS 0.38 % · percentile 32 (2026-10-27)
State: PUBLISHED
Published: 2026-09-14
Updated: 2026-10-26
Assigner: apple
NVD status: Analyzed

Description

An uninitialized memory issue was addressed with improved memory initialization. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted image may result in disclosure of process memory.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 4.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	CISA-ADP
CVSS 3.1	MEDIUM 4.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Weaknesses (CWE)

CWE-457

European references

ENISA EUVD · EUVD-2026-77892
GCVE · GCVE-0-2026-84564

CERT-FR advisories

CERTFR-2026-AVI-1172 — Multiples vulnérabilités dans les produits Apple · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* < 26.7
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* < 26.7
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* ≥ 15.0 < 15.8
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* ≥ 26.0 < 26.7
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* < 27.0
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* < 27.0
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* < 27.0

Affected products

Product	Versions
Apple · iOS and iPadOS	affected 0 < 26.7 ; affected 0 < 27
Apple · macOS	affected 0 < 15.8 ; affected 0 < 26.7 ; affected 0 < 27
Apple · tvOS	affected 0 < 27
Apple · visionOS	affected 0 < 27
Apple · watchOS	affected 0 < 27

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD