Skip to content

F
ffmpeg.wasm-core
Commit 3eedf9f7 authored by Michael Niedermayer's avatar Michael Niedermayer
Browse files
Options

j2kdec: Check curtileno for validity 

Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent 3132999f
Show whitespace changes
Inline Side-by-side
Showing with 4 additions and 0 deletions
libavcodec/j2kdec.c
View file @ 3eedf9f7
...@@ -427,6 +427,10 @@ static uint8_t get_sot(J2kDecoderContext *s) ...@@ -427,6 +427,10 @@ static uint8_t get_sot(J2kDecoderContext *s)
return AVERROR(EINVAL); return AVERROR(EINVAL);
s->curtileno = bytestream_get_be16(&s->buf); ///< Isot s->curtileno = bytestream_get_be16(&s->buf); ///< Isot
if((unsigned)s->curtileno >= s->numXtiles * s->numYtiles){
s->curtileno=0;
return AVERROR(EINVAL);
}
s->buf += 4; ///< Psot (ignored) s->buf += 4; ///< Psot (ignored)
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment