What is the severity of CVE-2016-4691?

CVE-2016-4691 is considered a critical vulnerability that allows attackers to execute arbitrary code on affected Apple devices.

How do I fix CVE-2016-4691?

To fix CVE-2016-4691, users need to update their devices to the latest versions of iOS, macOS, or watchOS provided by Apple.

Which products are affected by CVE-2016-4691?

CVE-2016-4691 affects iOS versions prior to 10.2, macOS versions prior to 10.12.2, and watchOS versions prior to 3.1.3.

What component is involved in CVE-2016-4691?

The vulnerability arises from the "FontParser" component in the affected Apple operating systems.

Can CVE-2016-4691 lead to denial of service?

Yes, CVE-2016-4691 can cause a denial of service due to memory corruption in the vulnerable components.

Vulnerability/
CVE-2016-4691

high

8.8

CWE

119

20/2/2017

6/8/2024

CVE-2016-4691: Buffer Overflow

First published: Mon Feb 20 2017(Updated: 8 months ago)

An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the "FontParser" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted font.

Credit: product-security@apple.com

Affected Software	Affected Version	How to fix
iPhone OS	<=10.1.1
Apple iOS and macOS	<=10.12.1
Apple iOS, iPadOS, and watchOS	<=2.2.2

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Frequently Asked Questions

What is the severity of CVE-2016-4691?
CVE-2016-4691 is considered a critical vulnerability that allows attackers to execute arbitrary code on affected Apple devices.
How do I fix CVE-2016-4691?
To fix CVE-2016-4691, users need to update their devices to the latest versions of iOS, macOS, or watchOS provided by Apple.
Which products are affected by CVE-2016-4691?
CVE-2016-4691 affects iOS versions prior to 10.2, macOS versions prior to 10.12.2, and watchOS versions prior to 3.1.3.
What component is involved in CVE-2016-4691?
The vulnerability arises from the "FontParser" component in the affected Apple operating systems.
Can CVE-2016-4691 lead to denial of service?
Yes, CVE-2016-4691 can cause a denial of service due to memory corruption in the vulnerable components.

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agent/event
agent/source
agent/softwarecombine
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/apple
canonical/iphone os
version/iphone os/10.1.1
canonical/apple ios and macos
version/apple ios and macos/10.12.1
canonical/apple ios, ipados, and watchos
version/apple ios, ipados, and watchos/2.2.2

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