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Git pushed a commit to branch master
in repository ffmpeg.

commit 263374ac7d540fceccc97e00df57d028efed92dd
Author:     Michael Niedermayer <[email protected]>
AuthorDate: Sun May 31 19:50:57 2026 +0200
Commit:     michaelni <[email protected]>
CommitDate: Tue Jun 2 00:59:38 2026 +0000

    avcodec/aac/aacdec_usac: reject explicit usacSamplingFrequency of 0
    
    Signed-off-by: Michael Niedermayer <[email protected]>
---
 libavcodec/aac/aacdec_usac.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/aac/aacdec_usac.c b/libavcodec/aac/aacdec_usac.c
index 0f1bb50a99..e484d6504c 100644
--- a/libavcodec/aac/aacdec_usac.c
+++ b/libavcodec/aac/aacdec_usac.c
@@ -377,6 +377,8 @@ int ff_aac_usac_config_decode(AACDecContext *ac, 
AVCodecContext *avctx,
     freq_idx = get_bits(gb, 5); /* usacSamplingFrequencyIndex */
     if (freq_idx == 0x1f) {
         samplerate = get_bits(gb, 24); /* usacSamplingFrequency */
+        if (samplerate == 0)
+            return AVERROR(EINVAL);
     } else {
         samplerate = ff_aac_usac_samplerate[freq_idx];
         if (samplerate < 0)

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