diff options
Diffstat (limited to 'meta/recipes-core/busybox/busybox/busybox-1.24.1-unzip.patch')
| -rw-r--r-- | meta/recipes-core/busybox/busybox/busybox-1.24.1-unzip.patch | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/meta/recipes-core/busybox/busybox/busybox-1.24.1-unzip.patch b/meta/recipes-core/busybox/busybox/busybox-1.24.1-unzip.patch new file mode 100644 index 0000000000..718672695c --- /dev/null +++ b/meta/recipes-core/busybox/busybox/busybox-1.24.1-unzip.patch @@ -0,0 +1,118 @@ +Upstream-Status: Backport + + http://busybox.net/downloads/fixes-1.24.1/ + http://git.busybox.net/busybox/commit/?id=1de25a6e87e0e627aa34298105a3d17c60a1f44e + http://git.busybox.net/busybox/commit/?h=1_24_stable&id=6767af17f11144c7cd3cfe9ef799d7f89a78fe65 + +Signed-off-by: Andre McCurdy <armccurdy@gmail.com> + +From 1de25a6e87e0e627aa34298105a3d17c60a1f44e Mon Sep 17 00:00:00 2001 +From: Denys Vlasenko <vda.linux@googlemail.com> +Date: Mon, 26 Oct 2015 19:33:05 +0100 +Subject: [PATCH] unzip: test for bad archive SEGVing + +function old new delta +huft_build 1296 1300 +4 + +Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com> +--- + archival/libarchive/decompress_gunzip.c | 11 +++++++---- + testsuite/unzip.tests | 23 ++++++++++++++++++++++- + 2 files changed, 29 insertions(+), 5 deletions(-) + +diff --git a/archival/libarchive/decompress_gunzip.c b/archival/libarchive/decompress_gunzip.c +index 7b6f459..30bf451 100644 +--- a/archival/libarchive/decompress_gunzip.c ++++ b/archival/libarchive/decompress_gunzip.c +@@ -305,11 +305,12 @@ static int huft_build(const unsigned *b, const unsigned n, + unsigned i; /* counter, current code */ + unsigned j; /* counter */ + int k; /* number of bits in current code */ +- unsigned *p; /* pointer into c[], b[], or v[] */ ++ const unsigned *p; /* pointer into c[], b[], or v[] */ + huft_t *q; /* points to current table */ + huft_t r; /* table entry for structure assignment */ + huft_t *u[BMAX]; /* table stack */ + unsigned v[N_MAX]; /* values in order of bit length */ ++ unsigned v_end; + int ws[BMAX + 1]; /* bits decoded stack */ + int w; /* bits decoded */ + unsigned x[BMAX + 1]; /* bit offsets, then code stack */ +@@ -324,7 +325,7 @@ static int huft_build(const unsigned *b, const unsigned n, + + /* Generate counts for each bit length */ + memset(c, 0, sizeof(c)); +- p = (unsigned *) b; /* cast allows us to reuse p for pointing to b */ ++ p = b; + i = n; + do { + c[*p]++; /* assume all entries <= BMAX */ +@@ -365,12 +366,14 @@ static int huft_build(const unsigned *b, const unsigned n, + } + + /* Make a table of values in order of bit lengths */ +- p = (unsigned *) b; ++ p = b; + i = 0; ++ v_end = 0; + do { + j = *p++; + if (j != 0) { + v[x[j]++] = i; ++ v_end = x[j]; + } + } while (++i < n); + +@@ -432,7 +435,7 @@ static int huft_build(const unsigned *b, const unsigned n, + + /* set up table entry in r */ + r.b = (unsigned char) (k - w); +- if (p >= v + n) { ++ if (p >= v + v_end) { // Was "if (p >= v + n)" but v[] can be shorter! + r.e = 99; /* out of values--invalid code */ + } else if (*p < s) { + r.e = (unsigned char) (*p < 256 ? 16 : 15); /* 256 is EOB code */ +diff --git a/testsuite/unzip.tests b/testsuite/unzip.tests +index 8677a03..ca0a458 100755 +--- a/testsuite/unzip.tests ++++ b/testsuite/unzip.tests +@@ -7,7 +7,7 @@ + + . ./testing.sh + +-# testing "test name" "options" "expected result" "file input" "stdin" ++# testing "test name" "commands" "expected result" "file input" "stdin" + # file input will be file called "input" + # test can create a file "actual" instead of writing to stdout + +@@ -30,6 +30,27 @@ testing "unzip (subdir only)" "unzip -q foo.zip foo/ && test -d foo && test ! -f + rmdir foo + rm foo.zip + ++# File containing some damaged encrypted stream ++testing "unzip (bad archive)" "uudecode; unzip bad.zip 2>&1; echo \$?" \ ++"Archive: bad.zip ++ inflating: ]3j½r«IK-%Ix ++unzip: inflate error ++1 ++" \ ++"" "\ ++begin-base64 644 bad.zip ++UEsDBBQAAgkIAAAAIQA5AAAANwAAADwAAAAQAAcAXTNqwr1ywqtJGxJLLSVJ ++eCkBD0AdKBk8JzQsIj01JC0/ORJQSwMEFAECCAAAAAAhADoAAAAPAAAANgAA ++AAwAAQASw73Ct1DCokohPXQiNjoUNTUiHRwgLT4WHlBLAQIQABQAAggIAAAA ++oQA5AAAANwAAADwAAAAQQAcADAAAACwAMgCAAAAAAABdM2rCvXLCq0kbEkst ++JUl4KQEPQB0oGSY4Cz4QNgEnJSYIPVBLAQIAABQAAggAAAAAIQAqAAAADwAA ++BDYAAAAMAAEADQAAADIADQAAAEEAAAASw73Ct1DKokohPXQiNzA+FAI1HCcW ++NzITNFBLBQUKAC4JAA04Cw0EOhZQSwUGAQAABAIAAgCZAAAAeQAAAAIALhM= ++==== ++" ++ ++rm * ++ + # Clean up scratch directory. + + cd .. +-- +2.6.2 + |