[FFmpeg-devel] [PATCH v1] avformat/imfdec: check if Asset/Id exists before trying to read it
Pierre-Anthony Lemieux
pal at sandflow.com
Mon Sep 5 23:10:37 EEST 2022
Ping.
This fixes Coverity issue #1512406.
On Thu, Aug 25, 2022 at 8:22 PM <pal at sandflow.com> wrote:
>
> From: Pierre-Anthony Lemieux <pal at palemieux.com>
>
> Fixes Coverity issue #1512406
>
> ---
> libavformat/imfdec.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/libavformat/imfdec.c b/libavformat/imfdec.c
> index 5bbe7a53f8..fde91a6419 100644
> --- a/libavformat/imfdec.c
> +++ b/libavformat/imfdec.c
> @@ -233,7 +233,12 @@ static int parse_imf_asset_map_from_xml_dom(AVFormatContext *s,
>
> asset = &(asset_map->assets[asset_map->asset_count]);
>
> - if (ff_imf_xml_read_uuid(ff_imf_xml_get_child_element_by_name(asset_element, "Id"), asset->uuid)) {
> + if (!(node = ff_imf_xml_get_child_element_by_name(asset_element, "Id"))) {
> + av_log(s, AV_LOG_ERROR, "Unable to parse asset map XML - missing Id node\n");
> + return AVERROR_INVALIDDATA;
> + }
> +
> + if (ff_imf_xml_read_uuid(node, asset->uuid)) {
> av_log(s, AV_LOG_ERROR, "Could not parse UUID from asset in asset map.\n");
> return AVERROR_INVALIDDATA;
> }
> --
> 2.25.1
>
More information about the ffmpeg-devel
mailing list