CVE-2017-6975: Buffer Overflow

Published Apr 5, 2017
·
Updated

Wi-Fi in Apple iOS before 10.3.1 does not prevent CVE-2017-6956 stack buffer overflow exploitation via a crafted access point. NOTE: because an operating system could potentially isolate itself from CVE-2017-6956 exploitation without patching Broadcom firmware functions, there is a separate CVE ID for the operating-system behavior.

Other sources

Wi-Fi. A stack buffer overflow was addressed through improved input validation.

Credit

Gal Beniamini(Google Project Zero)

Affected Software

2 affected componentsFixes available
Apple TV<7.3
7.3
iPhone OS<=10.3

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Apple TV to a version that resolves this vulnerability.

    Fixed in 7.3
  2. Upgrade

    Upgrade Apple iOS to a version that resolves this vulnerability.

    Fixed in 10.3.1
  3. Compensating control

    Mitigate CVE-2017-6956 exploitation via crafted access points by preventing iOS Wi‑Fi from being used with untrusted access points (the text states iOS before 10.3.1 does not prevent exploitation via crafted APs).

Event History

Apr 5, 2017
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
Description
Data Sourced
via NVD·02:59 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2017-6975?

CVE-2017-6975 is considered a critical vulnerability due to its potential for exploitation via crafted access points.

2

How do I fix CVE-2017-6975?

To fix CVE-2017-6975, update your iOS or Apple TV software to versions 10.3.1 or later.

3

What versions of iOS are affected by CVE-2017-6975?

CVE-2017-6975 affects all Apple iOS versions prior to 10.3.1.

4

Can CVE-2017-6975 affect Apple TV?

Yes, CVE-2017-6975 can affect Apple TV Software versions earlier than 7.3.

5

What type of vulnerability is CVE-2017-6975?

CVE-2017-6975 is a stack buffer overflow vulnerability related to Wi-Fi in Apple devices.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203