From e8b2a2281d9d94ad3d976dd6625114032edabfdb Mon Sep 17 00:00:00 2001
From: Packit Service <user-cont-team+packit-service@redhat.com>
Date: Dec 09 2020 18:13:55 +0000
Subject: Apply patch libarchive-3.1.2-CVE-2019-1000019.patch


patch_name: libarchive-3.1.2-CVE-2019-1000019.patch
present_in_specfile: true
location_in_specfile: 1

---

diff --git a/libarchive/archive_read_support_format_7zip.c b/libarchive/archive_read_support_format_7zip.c
index bccbf89..b6d1505 100644
--- a/libarchive/archive_read_support_format_7zip.c
+++ b/libarchive/archive_read_support_format_7zip.c
@@ -2964,13 +2964,7 @@ get_uncompressed_data(struct archive_read *a, const void **buff, size_t size,
 	if (zip->codec == _7Z_COPY && zip->codec2 == (unsigned long)-1) {
 		/* Copy mode. */
 
-		/*
-		 * Note: '1' here is a performance optimization.
-		 * Recall that the decompression layer returns a count of
-		 * available bytes; asking for more than that forces the
-		 * decompressor to combine reads by copying data.
-		 */
-		*buff = __archive_read_ahead(a, 1, &bytes_avail);
+		*buff = __archive_read_ahead(a, minimum, &bytes_avail);
 		if (bytes_avail <= 0) {
 			archive_set_error(&a->archive,
 			    ARCHIVE_ERRNO_FILE_FORMAT,