Commit 969c7eb091 for ffmpeg

commit 969c7eb091989a664cb7bf66a1f02051cc46cb52
Author: Joshua Rogers <MegaManSec@users.noreply.github.com>
Date:   Mon Aug 31 15:31:55 2026 +0200

    avutil/encryption_info: avoid stack exhaustion freeing init info list

    Fixes: Stack overflow
    Found-by: Joshua Rogers <joshua.rogers@aisle.com>
    Fixes: tyKGcmR25mD8

diff --git a/libavutil/encryption_info.c b/libavutil/encryption_info.c
index a3eb955d2d..6fc3e33842 100644
--- a/libavutil/encryption_info.c
+++ b/libavutil/encryption_info.c
@@ -218,16 +218,19 @@ AVEncryptionInitInfo *av_encryption_init_info_alloc(

 void av_encryption_init_info_free(AVEncryptionInitInfo *info)
 {
-    uint32_t i;
-    if (info) {
+    while (info) {
+        AVEncryptionInitInfo *next = info->next;
+        uint32_t i;
+
         for (i = 0; i < info->num_key_ids; i++) {
             av_free(info->key_ids[i]);
         }
-        av_encryption_init_info_free(info->next);
         av_free(info->system_id);
         av_free(info->key_ids);
         av_free(info->data);
         av_free(info);
+
+        info = next;
     }
 }