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| author | Léo Le Bouter <lle-bout@zaclys.net> | 2021-03-10 08:29:53 +0100 |
|---|---|---|
| committer | Léo Le Bouter <lle-bout@zaclys.net> | 2021-03-14 06:11:20 +0100 |
| commit | 31d289a4759909d24dd309ac24d42902a8c20da0 (patch) | |
| tree | 1896b64e72e6c18e65455d7323468d8659125ca5 /gnu/packages/patches/unzip-CVE-2016-9844.patch | |
| parent | 92d0949a268fe8479af5851d5bb3733e207a5c81 (diff) | |
| download | guix-patches-31d289a4759909d24dd309ac24d42902a8c20da0.tar guix-patches-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-CVE-2016-9844.patch')
| -rw-r--r-- | gnu/packages/patches/unzip-CVE-2016-9844.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gnu/packages/patches/unzip-CVE-2016-9844.patch b/gnu/packages/patches/unzip-CVE-2016-9844.patch new file mode 100644 index 0000000000..0e4a173397 --- /dev/null +++ b/gnu/packages/patches/unzip-CVE-2016-9844.patch @@ -0,0 +1,39 @@ +From 754137e70cf58a64ad524b704a86b651ba0cde07 Mon Sep 17 00:00:00 2001 +From: Petr Stodulka <pstodulk@redhat.com> +Date: Wed, 14 Dec 2016 16:30:36 +0100 +Subject: [PATCH] Fix CVE-2016-9844 (rhbz#1404283) + +Fixes buffer overflow in zipinfo in similar way like fix for +CVE-2014-9913 provided by upstream. +--- + zipinfo.c | 14 +++++++++++++- + 1 file changed, 13 insertions(+), 1 deletion(-) + +diff --git a/zipinfo.c b/zipinfo.c +index c03620e..accca2a 100644 +--- a/zipinfo.c ++++ b/zipinfo.c +@@ -1984,7 +1984,19 @@ static int zi_short(__G) /* return PK-type error code */ + ush dnum=(ush)((G.crec.general_purpose_bit_flag>>1) & 3); + methbuf[3] = dtype[dnum]; + } else if (methnum >= NUM_METHODS) { /* unknown */ +- sprintf(&methbuf[1], "%03u", G.crec.compression_method); ++ /* 2016-12-05 SMS. ++ * https://launchpad.net/bugs/1643750 ++ * Unexpectedly large compression methods overflow ++ * &methbuf[]. Use the old, three-digit decimal format ++ * for values which fit. Otherwise, sacrifice the "u", ++ * and use four-digit hexadecimal. ++ */ ++ if (G.crec.compression_method <= 999) { ++ sprintf( &methbuf[ 1], "%03u", G.crec.compression_method); ++ } else { ++ sprintf( &methbuf[ 0], "%04X", G.crec.compression_method); ++ } ++ + } + + for (k = 0; k < 15; ++k) +-- +2.5.5 + |