zziplib/SOURCES/CVE-2018-7726.part3.patch

23 lines
759 B
Diff

From feae4da1a5c92100c44ebfcbaaa895959cc0829b Mon Sep 17 00:00:00 2001
From: Guido Draheim <guidod@gmx.de>
Date: Thu, 15 Mar 2018 23:54:37 +0100
Subject: [PATCH] fix for zz_rootsize #41
---
zzip/zip.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/zzip/zip.c b/zzip/zip.c
index 0d79d52..14e2e06 100644
--- a/zzip/zip.c
+++ b/zzip/zip.c
@@ -421,7 +421,7 @@ __zzip_parse_root_directory(int fd,
zzip_off64_t zz_rootseek = _disk_trailer_rootseek(trailer);
__correct_rootseek(zz_rootseek, zz_rootsize, trailer);
- if (zz_entries < 0 || zz_rootseek < 0 || zz_rootseek < 0)
+ if (zz_entries < 0 || zz_rootseek < 0 || zz_rootsize < 0)
return ZZIP_CORRUPTED;
hdr0 = (struct zzip_dir_hdr *) malloc(zz_rootsize);