Homepage About Snyk

Integer Overflow or Wraparound Affecting gpac4ios Open this link in a new tab package, versions >=0.0.0

0.0
high

  • Attack Complexity

    Low

  • User Interaction

    Required

  • Confidentiality

    High

  • Integrity

    High

  • Availability

    High

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

  • snyk-id

    SNYK-COCOAPODS-GPAC4IOS-1569878

  • published

    26 Aug 2021

  • disclosed

    26 Aug 2021

  • credit

    Cisco Talos

Report a new vulnerability Found a mistake?

Introduced: 26 Aug 2021

CVE-2021-21834 Open this link in a new tab
CWE-190 Open this link in a new tab

How to fix?

There is no fixed version for GPAC4iOS.

Overview

GPAC4iOS is a GPAC4iOS is the libgpac library packaged for iOS as a Pod. It is preconfigured and tested to do a single task: create a MP4 file from a raw H.264 and an audio track.

Affected versions of this package are vulnerable to Integer Overflow or Wraparound. A specially crafted MPEG-4 input when decoding the atom for the co64 FOURCC can cause an integer overflow due to unchecked arithmetic resulting in a heap-based buffer overflow that causes memory corruption. An attacker can convince a user to open a video to trigger this vulnerability.