SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-8517

An out-of-bounds read was addressed with improved bounds checking.

MEDIUM 6.5EPSS 1.41%

Does this matter?

Lower severity and a low EPSS score (1.41%). Track it; it rarely justifies an emergency change on its own.

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2. Processing a maliciously crafted font may result in the disclosure of process memory.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS
1.41% probability · 72th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-125
Affected
apple/iphone os · apple/mac os x · apple/tvos · apple/watchos
Source
product-security@apple.com
EPSS trend
0%3%5%26 October 2026: 1.41%26 October 202626 October 2026

EPSS 1.4% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.