Integer Overflow Affecting gpac4ios package, versions >=0.0.0
Snyk CVSS
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Test your applications- Snyk ID SNYK-COCOAPODS-GPAC4IOS-1569874
- published 26 Aug 2021
- disclosed 26 Aug 2021
- credit Cisco Talos
Introduced: 26 Aug 2021
CVE-2021-21842 Open this link in a new tabHow 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. A specially crafted MPEG-4 input can cause an integer overflow when processing an atom using the ssix
FOURCC code, 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.