guix/gnu/packages/patches/unzip-x-option.patch
Léo Le Bouter 31d289a475
gnu: unzip: Add patches from Fedora [security fixes].
Non-exhaustively fixes CVE-2016-9844, CVE-2018-1000035, CVE-2018-18384, and
CVE-2019-13232.

* gnu/packages/patches/unzip-COVSCAN-fix-unterminated-string.patch,
gnu/packages/patches/unzip-CVE-2016-9844.patch,
gnu/packages/patches/unzip-CVE-2018-1000035.patch,
gnu/packages/patches/unzip-CVE-2018-18384.patch,
gnu/packages/patches/unzip-case-insensitive.patch,
gnu/packages/patches/unzip-alt-iconv-utf8-print.patch,
gnu/packages/patches/unzip-alt-iconv-utf8.patch,
gnu/packages/patches/unzip-close.patch,
gnu/packages/patches/unzip-exec-shield.patch,
gnu/packages/patches/unzip-fix-recmatch.patch,
gnu/packages/patches/unzip-manpage-fix.patch,
gnu/packages/patches/unzip-overflow.patch,
gnu/packages/patches/unzip-symlink.patch,
gnu/packages/patches/unzip-timestamp.patch,
gnu/packages/patches/unzip-valgrind.patch,
gnu/packages/patches/unzip-x-option.patch,
gnu/packages/patches/unzip-zipbomb-manpage.patch,
gnu/packages/patches/unzip-zipbomb-part1.patch,
gnu/packages/patches/unzip-zipbomb-part2.patch,
gnu/packages/patches/unzip-zipbomb-part3.patch: New patches.
* gnu/local.mk (dist_patch_DATA): Register them.
* gnu/packages/compression.scm (unzip/fixed): New variable. Apply patches.
(unzip)[replacement]: Graft.
2021-03-14 06:11:20 +01:00

28 lines
1.1 KiB
Diff

--- ./process.c.orig 2009-03-06 02:25:10.000000000 +0100
+++ ./process.c 2013-09-12 10:51:16.000000000 +0200
@@ -2901,9 +2901,9 @@
*/
#ifdef IZ_HAVE_UXUIDGID
- if (eb_len >= EB_UX3_MINLEN
- && z_uidgid != NULL
- && (*((EB_HEADSIZE + 0) + ef_buf) == 1)
+ if ((eb_len >= EB_UX3_MINLEN)
+ && (z_uidgid != NULL)
+ && ((*((EB_HEADSIZE + 0) + ef_buf) == 1)))
/* only know about version 1 */
{
uch uid_size;
@@ -2915,10 +2915,10 @@
flags &= ~0x0ff; /* ignore any previous UNIX field */
if ( read_ux3_value((EB_HEADSIZE + 2) + ef_buf,
- uid_size, z_uidgid[0])
+ uid_size, &z_uidgid[0])
&&
read_ux3_value((EB_HEADSIZE + uid_size + 3) + ef_buf,
- gid_size, z_uidgid[1]) )
+ gid_size, &z_uidgid[1]) )
{
flags |= EB_UX2_VALID; /* signal success */
}