CVE-2019-8582

MEDIUM

5.5

CVSS Score

Published: October 27, 2020 at 07:27 PM UTC

Updated: June 17, 2026 at 02:42 AM UTC

5 products affected across 1 vendormacOSiPhone OStvOS

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Severity

MEDIUM5.5

Exploit prediction

EPSS 1%

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iCloud for Windows 7.12, tvOS 12.3, iTunes 12.9.5 for Windows, macOS Mojave 10.14.5, Security Update 2019-003 High Sierra, Security Update 2019-003 Sierra, iOS 12.3. Processing a maliciously crafted font may result in the disclosure of process memory.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

iCloud · Apple

95%

v < 7.12

Affected range stops below 7.12, so it looks safe — our inference, not a vendor statement

iPhone OS · Apple

95%

v < 12.3

Affected range stops below 12.3, so it looks safe — our inference, not a vendor statement

iTunes · Apple

95%

v < 12.9.5

Affected range stops below 12.9.5, so it looks safe — our inference, not a vendor statement

macOS · Apple

95%

v < 10.14v < 10.14.5v < 12.3v < 12.9v < 7.12

Affected range stops below 10.14, so it looks safe — our inference, not a vendor statement

Affected range stops below 10.14.5, so it looks safe — our inference, not a vendor statement

Affected range stops below 12.3, so it looks safe — our inference, not a vendor statement

Affected range stops below 12.9, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.12, so it looks safe — our inference, not a vendor statement

tvOS · Apple

95%

v < 12.3

Affected range stops below 12.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references