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The following commit(s) were added to refs/heads/master by this push:
new 96d8e19720 avcodec/mjpegdec: fix segfault on extern_huff and no
extradata
96d8e19720 is described below
commit 96d8e1972025834c49ee153f976f8e6b1836d5ab
Author: Ramiro Polla <[email protected]>
AuthorDate: Mon Jan 19 18:04:12 2026 +0100
Commit: Ramiro Polla <[email protected]>
CommitDate: Wed Jan 21 03:26:02 2026 +0000
avcodec/mjpegdec: fix segfault on extern_huff and no extradata
Regression since 1debadd58e.
---
libavcodec/mjpegdec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c
index 3af4b05551..c110130393 100644
--- a/libavcodec/mjpegdec.c
+++ b/libavcodec/mjpegdec.c
@@ -145,7 +145,7 @@ av_cold int ff_mjpeg_decode_init(AVCodecContext *avctx)
if ((ret = init_default_huffman_tables(s)) < 0)
return ret;
- if (s->extern_huff) {
+ if (s->extern_huff && avctx->extradata) {
av_log(avctx, AV_LOG_INFO, "using external huffman table\n");
bytestream2_init(&s->gB, avctx->extradata, avctx->extradata_size);
if (ff_mjpeg_decode_dht(s)) {
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