This is an automated email from the git hooks/post-receive script.

Git pushed a commit to branch master
in repository ffmpeg.

commit 25c2c2338780344df7a8f0c97c81e86513a530f2
Author:     Ayoub Nabil Boubagrat 
<[email protected]>
AuthorDate: Thu Aug 27 20:16:59 2026 +0200
Commit:     michaelni <[email protected]>
CommitDate: Mon Aug 31 13:42:52 2026 +0000

    avfilter/adelay: reject delays outside int64 range
    
    converting a non-finite or too large sample count to int64_t is undefined. 
validate the value before conversion.
    
    Signed-off-by: Ayoub Nabil Boubagrat 
<[email protected]>
---
 libavfilter/af_adelay.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/libavfilter/af_adelay.c b/libavfilter/af_adelay.c
index 4606e29c45..0ce65e7b9b 100644
--- a/libavfilter/af_adelay.c
+++ b/libavfilter/af_adelay.c
@@ -157,7 +157,7 @@ CHANGE_DELAY(flt, float,   0)
 CHANGE_DELAY(dbl, double,  0)
 
 static int parse_delays(char *p, char **saveptr, int64_t *result, 
AVFilterContext *ctx, int sample_rate) {
-    float delay, div;
+    double delay, div;
     char *arg;
     char suffix;
 
@@ -166,12 +166,19 @@ static int parse_delays(char *p, char **saveptr, int64_t 
*result, AVFilterContex
 
     suffix = arg[strlen(arg) - 1];
     if (suffix != 'S') {
+        double delay_samples;
+
         div = suffix == 's' ? 1.0 : 1000.0;
-        if (av_sscanf(arg, "%f", &delay) != 1) {
+        if (av_sscanf(arg, "%lf", &delay) != 1) {
             av_log(ctx, AV_LOG_ERROR, "Invalid syntax for delay.\n");
             return AVERROR(EINVAL);
         }
-        *result = delay * sample_rate / div;
+        delay_samples = delay * sample_rate / div;
+        if (!isfinite(delay_samples) || delay_samples < -0x1p63 || 
delay_samples >= 0x1p63) {
+            av_log(ctx, AV_LOG_ERROR, "Delay is out of range.\n");
+            return AVERROR(EINVAL);
+        }
+        *result = delay_samples;
     } else {
         char type;
 

-- 
To stop receiving notification emails like this one, please contact
[email protected].
_______________________________________________
ffmpeg-cvslog mailing list -- [email protected]
To unsubscribe send an email to [email protected]

Reply via email to