From: Martin Matuska <martin@matuska.de>
Date: Wed, 23 Aug 2023 23:15:43 +0000 (+0200)
Subject: uudecode filter: free name if already allocated before allocating
X-Git-Tag: v3.7.2~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=04be21ea4d973c2c80a1d456e0ea3fa3851e9174;p=thirdparty%2Flibarchive.git

uudecode filter: free name if already allocated before allocating
---

diff --git a/libarchive/archive_read_support_filter_uu.c b/libarchive/archive_read_support_filter_uu.c
index 5bd6ed87b..cd79638e7 100644
--- a/libarchive/archive_read_support_filter_uu.c
+++ b/libarchive/archive_read_support_filter_uu.c
@@ -576,6 +576,8 @@ read_more:
 				uudecode->mode_set = 1;
 				namelen = len - nl - 4 - l;
 				if (namelen > 1) {
+					if (uudecode->name != NULL)
+						free(uudecode->name);
 					uudecode->name = malloc(namelen + 1);
 			                if (uudecode->name == NULL) {
 					archive_set_error(