ffmpeg | branch: release/3.1 | Michael Niedermayer <mich...@niedermayer.cc> | Sun Jun 11 20:28:46 2017 +0200| [3a3c32ea1f81e3364bf693926e9c88ddde659f05] | committer: Michael Niedermayer
avcodec/jpeg2000dwt: Fix runtime error: left shift of negative value -123 Fixes: 2208/clusterfuzz-testcase-minimized-5976593765761024 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit d24043e1a2f93f206a2ad59054f24f45ff023e5c) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3a3c32ea1f81e3364bf693926e9c88ddde659f05 --- libavcodec/jpeg2000dwt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/jpeg2000dwt.c b/libavcodec/jpeg2000dwt.c index 188cc261a4..735ed0b1dc 100644 --- a/libavcodec/jpeg2000dwt.c +++ b/libavcodec/jpeg2000dwt.c @@ -488,7 +488,7 @@ static void dwt_decode97_int(DWTContext *s, int32_t *t) line += 5; for (i = 0; i < w * h; i++) - data[i] <<= I_PRESHIFT; + data[i] *= 1 << I_PRESHIFT; for (lev = 0; lev < s->ndeclevels; lev++) { int lh = s->linelen[lev][0], _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
