diff options
author | Tudor Florea <tudor.florea@enea.com> | 2015-10-29 01:14:18 +0100 |
---|---|---|
committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2015-11-02 12:25:41 +0000 |
commit | a11b23a7d2a29414a4ea47c411f09a68b1b28e2d (patch) | |
tree | 401ab5502ae11e37bac113fabe434658cd0b230c /meta/recipes-extended/unzip/unzip/CVE-2015-7697.patch | |
parent | d5065e2b1c49fa65627f0adec8e42190ebccb572 (diff) | |
download | openembedded-core-contrib-a11b23a7d2a29414a4ea47c411f09a68b1b28e2d.tar.gz |
unzip: CVE-2015-7696, CVE-2015-7697
CVE-2015-7696: Fixes a heap overflow triggered by unzipping a file with password
CVE-2015-7697: Fixes a denial of service with a file that never finishes unzipping
References:
http://www.openwall.com/lists/oss-security/2015/10/11/5
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7696
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7697
Signed-off-by: Tudor Florea <tudor.florea@enea.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-extended/unzip/unzip/CVE-2015-7697.patch')
-rw-r--r-- | meta/recipes-extended/unzip/unzip/CVE-2015-7697.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/meta/recipes-extended/unzip/unzip/CVE-2015-7697.patch b/meta/recipes-extended/unzip/unzip/CVE-2015-7697.patch new file mode 100644 index 0000000000..da68988338 --- /dev/null +++ b/meta/recipes-extended/unzip/unzip/CVE-2015-7697.patch @@ -0,0 +1,31 @@ +Upstream-Status: Backport +Signed-off-by: Tudor Florea <tudor.flore@enea.com> + +From bd8a743ee0a77e65ad07ef4196c4cd366add3f26 Mon Sep 17 00:00:00 2001 +From: Kamil Dudka <kdudka@redhat.com> +Date: Mon, 14 Sep 2015 18:24:56 +0200 +Subject: [PATCH 2/2] fix infinite loop when extracting empty bzip2 data + +--- + extract.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/extract.c b/extract.c +index 7134bfe..29db027 100644 +--- a/extract.c ++++ b/extract.c +@@ -2733,6 +2733,12 @@ __GDEF + int repeated_buf_err; + bz_stream bstrm; + ++ if (G.incnt <= 0 && G.csize <= 0L) { ++ /* avoid an infinite loop */ ++ Trace((stderr, "UZbunzip2() got empty input\n")); ++ return 2; ++ } ++ + #if (defined(DLL) && !defined(NO_SLIDE_REDIR)) + if (G.redirect_slide) + wsize = G.redirect_size, redirSlide = G.redirect_buffer; +-- +2.4.6 |