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From: Debian Multimedia Maintainers <debian-multimedia@lists.debian.org>
Date: Sat, 11 Nov 2023 18:18:40 +0100
Subject: This fixes a use after free and double free if an empty comment
chunk follows a non-empty one.
Author: Mans Rullgard <mans@mansr.com>
Forwarded: not-needed
---
src/aiff.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/aiff.c b/src/aiff.c
index 240d2e1..11ddb54 100644
--- a/src/aiff.c
+++ b/src/aiff.c
@@ -62,7 +62,6 @@ int lsx_aiffstartread(sox_format_t * ft)
size_t ssndsize = 0;
char *annotation;
char *author;
- char *comment = NULL;
char *copyright;
char *nametext;
@@ -270,6 +269,7 @@ int lsx_aiffstartread(sox_format_t * ft)
free(annotation);
}
else if (strncmp(buf, "COMT", (size_t)4) == 0) {
+ char *comment = NULL;
rc = commentChunk(&comment, "Comment:", ft);
if (rc) {
/* Fail already called in function */
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