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avfilter/af_pan: Fix sscanf() use

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Fixes: Memory Data Leak

Found-by: Simcha Kosman <simcha.kosman@cyberark.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b5b6391d64)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2025-01-06 22:01:39 +01:00
parent 12c9288d47
commit 6b43edeb24
1 changed files with 1 additions and 1 deletions
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2
libavfilter/af_pan.c
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@@ -186,7 +186,7 @@ static av_cold int init(AVFilterContext *ctx)
sign = 1;
while (1) {
gain = 1;
if (sscanf(arg, "%lf%n *%n", &gain, &len, &len))
if (sscanf(arg, "%lf%n *%n", &gain, &len, &len) >= 1)
arg += len;
if (parse_channel_name(&arg, &in_ch_id, &named)){
av_log(ctx, AV_LOG_ERROR,