From 43cc77f6dd1615ec6797a159647a1ad677c1df23 Mon Sep 17 00:00:00 2001 From: Roy Li Date: Mon, 29 Jun 2015 16:06:57 +0800 Subject: unzip: drop 12-cve-2014-9636-test-compr-eb.patch 12-cve-2014-9636-test-compr-eb.patch is same as unzip-6.0_overflow3.diff, is to fix CVE-2014-9636 Signed-off-by: Roy Li Signed-off-by: Richard Purdie --- .../unzip/12-cve-2014-9636-test-compr-eb.patch | 45 ---------------------- meta/recipes-extended/unzip/unzip_6.0.bb | 1 - 2 files changed, 46 deletions(-) delete mode 100644 meta/recipes-extended/unzip/unzip/12-cve-2014-9636-test-compr-eb.patch diff --git a/meta/recipes-extended/unzip/unzip/12-cve-2014-9636-test-compr-eb.patch b/meta/recipes-extended/unzip/unzip/12-cve-2014-9636-test-compr-eb.patch deleted file mode 100644 index b64dd99244..0000000000 --- a/meta/recipes-extended/unzip/unzip/12-cve-2014-9636-test-compr-eb.patch +++ /dev/null @@ -1,45 +0,0 @@ -From: mancha -Date: Mon, 3 Nov 2014 -Subject: Info-ZIP UnZip buffer overflow -Bug-Debian: http://bugs.debian.org/776589 - -By carefully crafting a corrupt ZIP archive with "extra fields" that -purport to have compressed blocks larger than the corresponding -uncompressed blocks in STORED no-compression mode, an attacker can -trigger a heap overflow that can result in application crash or -possibly have other unspecified impact. - -This patch ensures that when extra fields use STORED mode, the -"compressed" and uncompressed block sizes match. - -The patch comes from unzip_6.0-8+deb7u2.debian.tar.gz - -Upstream-Status: Backport - -Signed-off-by: Roy Li - ---- a/extract.c -+++ b/extract.c -@@ -2229,6 +2229,7 @@ static int test_compr_eb(__G__ eb, eb_size, compr_offset, test_uc_ebdata) - uch *eb_ucptr; - int r; - ush method; -+ ush eb_compr_method; - - if (compr_offset < 4) /* field is not compressed: */ - return PK_OK; /* do nothing and signal OK */ -@@ -2244,6 +2245,14 @@ - ((eb_ucsize > 0L) && (eb_size <= (compr_offset + EB_CMPRHEADLEN)))) - return IZ_EF_TRUNC; /* no/bad compressed data! */ - -+ /* 2014-11-03 Michal Zalewski, SMS. -+ * For STORE method, compressed and uncompressed sizes must agree. -+ * http://www.info-zip.org/phpBB3/viewtopic.php?f=7&t=450 -+ */ -+ eb_compr_method = makeword( eb + (EB_HEADSIZE + compr_offset)); -+ if ((eb_compr_method == STORED) && (eb_size - compr_offset != eb_ucsize)) -+ return PK_ERR; -+ - if ( - #ifdef INT_16BIT - (((ulg)(extent)eb_ucsize) != eb_ucsize) || diff --git a/meta/recipes-extended/unzip/unzip_6.0.bb b/meta/recipes-extended/unzip/unzip_6.0.bb index b022f21844..4a0a713a61 100644 --- a/meta/recipes-extended/unzip/unzip_6.0.bb +++ b/meta/recipes-extended/unzip/unzip_6.0.bb @@ -14,7 +14,6 @@ SRC_URI = "ftp://ftp.info-zip.org/pub/infozip/src/unzip60.tgz \ file://09-cve-2014-8139-crc-overflow.patch \ file://10-cve-2014-8140-test-compr-eb.patch \ file://11-cve-2014-8141-getzip64data.patch \ - file://12-cve-2014-9636-test-compr-eb.patch \ " SRC_URI[md5sum] = "62b490407489521db863b523a7f86375" -- cgit v1.2.3