PR #25330 opened by ffmpeg-devel URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25330 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25330.patch
**Backport:** https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25278 Fixes MSAN use-of-uninitialized-value. >From 573f2b81ebd97da81def2ba762e81b0328547004 Mon Sep 17 00:00:00 2001 From: Marvin Scholz <[email protected]> Date: Wed, 21 Oct 2026 00:32:03 +0000 Subject: [PATCH] avcodec/mvcdec: zero-initialize color array Fixes MSAN use-of-uninitialized-value. Signed-off-by: Marvin Scholz <[email protected]> (cherry picked from commit 3a5eb948e76dc6390e4b3cff7becf84bc492b7af) --- libavcodec/mvcdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/mvcdec.c b/libavcodec/mvcdec.c index 1e99f44a7d1..bf44613275d 100644 --- a/libavcodec/mvcdec.c +++ b/libavcodec/mvcdec.c @@ -138,7 +138,7 @@ static int decode_mvc2(AVCodecContext *avctx, GetByteContext *gb, int linesize, int vflip) { uint8_t *dst; - uint32_t color[128], v[8]; + uint32_t color[128] = {0}, v[8]; int w, h, nb_colors, i, x, y, p0, p1, mask; if (bytestream2_get_bytes_left(gb) < 6) -- 2.54.0 _______________________________________________ ffmpeg-devel mailing list -- [email protected] To unsubscribe send an email to [email protected]
