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authorLéo Le Bouter <lle-bout@zaclys.net>2021-03-10 08:29:53 +0100
committerLéo Le Bouter <lle-bout@zaclys.net>2021-03-14 06:11:20 +0100
commit31d289a4759909d24dd309ac24d42902a8c20da0 (patch)
tree1896b64e72e6c18e65455d7323468d8659125ca5 /gnu/packages/patches/unzip-zipbomb-part1.patch
parent92d0949a268fe8479af5851d5bb3733e207a5c81 (diff)
downloadguix-31d289a4759909d24dd309ac24d42902a8c20da0.tar
guix-31d289a4759909d24dd309ac24d42902a8c20da0.tar.gz
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.
Diffstat (limited to 'gnu/packages/patches/unzip-zipbomb-part1.patch')
-rw-r--r--gnu/packages/patches/unzip-zipbomb-part1.patch25
1 files changed, 25 insertions, 0 deletions
diff --git a/gnu/packages/patches/unzip-zipbomb-part1.patch b/gnu/packages/patches/unzip-zipbomb-part1.patch
new file mode 100644
index 0000000000..35cf856522
--- /dev/null
+++ b/gnu/packages/patches/unzip-zipbomb-part1.patch
@@ -0,0 +1,25 @@
+From 41beb477c5744bc396fa1162ee0c14218ec12213 Mon Sep 17 00:00:00 2001
+From: Mark Adler <madler@alumni.caltech.edu>
+Date: Mon, 27 May 2019 08:20:32 -0700
+Subject: [PATCH] Fix bug in undefer_input() that misplaced the input state.
+
+---
+ fileio.c | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/fileio.c b/fileio.c
+index c042987..bc00d74 100644
+--- a/fileio.c
++++ b/fileio.c
+@@ -530,8 +530,10 @@ void undefer_input(__G)
+ * This condition was checked when G.incnt_leftover was set > 0 in
+ * defer_leftover_input(), and it is NOT allowed to touch G.csize
+ * before calling undefer_input() when (G.incnt_leftover > 0)
+- * (single exception: see read_byte()'s "G.csize <= 0" handling) !!
++ * (single exception: see readbyte()'s "G.csize <= 0" handling) !!
+ */
++ if (G.csize < 0L)
++ G.csize = 0L;
+ G.incnt = G.incnt_leftover + (int)G.csize;
+ G.inptr = G.inptr_leftover - (int)G.csize;
+ G.incnt_leftover = 0;