Opened 4 years ago

Closed 4 years ago

#8782 closed defect (fixed)

ffmpeg abort when parsing file

Reported by: lawhack Owned by:
Priority: important Component: avformat
Version: git-master Keywords: mm crash abort
Cc: hackoflpf@163.com Blocked By:
Blocking: Reproduced by developer: yes
Analyzed by developer: no

Description

Summary of the bug:
use afl to fuzz the 4xm fileformat codec,ffmpeg abort when parsing some sample
How to reproduce:

% ffmpeg -vcodec 4xm -i sample -f null -
ffmpeg version N-98388-g76a3ee996b Copyright (c) 2000-2020 the FFmpeg developers
built on built with gcc 7 (Ubuntu 7.5.0-3ubuntu1~18.04)

Patches should be submitted to the ffmpeg-devel mailing list and not this bug tracker.

Attachments (1)

sample​ (126 bytes ) - added by lawhack 4 years ago.
fuzz sample

Download all attachments as: .zip

Change History (3)

by lawhack, 4 years ago

Attachment: sample​ added

fuzz sample

comment:1 by lawhack, 4 years ago

Cc: hackoflpf@163.com added
Component: undetermined → ffmpeg
Version: unspecified → 4.2

comment:2 by Carl Eugen Hoyos, 4 years ago

Component: ffmpeg → avformat
Keywords: mm added; bug removed
Priority: normal → important
Reproduced by developer: set
Resolution: → fixed
Status: new → closed
Version: 4.2 → git-master

Regression since e045be92cdf5a2851900e8e85b815c29ae6f100a, fixed in ec59dc73f0cc8930bf5dae389cd76d049d537ca7

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