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CVE-2022-3341

Status Candidate

Overview

A null pointer dereference issue was discovered in 'FFmpeg' in decode_main_header() function of libavformat/nutdec.c file. The flaw occurs because the function lacks check of the return value of avformat_new_stream() and triggers the null pointer dereference error, causing an application to crash.

Related Files

Ubuntu Security Notice USN-5958-1
Posted Mar 16, 2023
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5958-1 - It was discovered that FFmpeg could be made to dereference a null pointer. An attacker could possibly use this to cause a denial of service via application crash. These issues only affected Ubuntu 16.04 ESM, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. It was discovered that FFmpeg could be made to access an out-of-bounds frame by the Apple RPZA encoder. An attacker could possibly use this to cause a denial of service via application crash or access sensitive information. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.10.

tags | advisory, denial of service
systems | linux, apple, ubuntu
advisories | CVE-2022-3109, CVE-2022-3341, CVE-2022-3964, CVE-2022-3965
SHA-256 | b710f29c60cd37296fe80fdbacdb69f11d2246bd09c99140cec31c3ea61c73c5
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