diff options
author | Radovan Scasny <radovan.scasny@siemens.com> | 2018-02-20 12:08:13 +0100 |
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committer | Armin Kuster <akuster808@gmail.com> | 2018-03-01 16:12:55 -0800 |
commit | 203027aa0e19e361bfa5afbc61f8243e3a434a73 (patch) | |
tree | eb3288286c4755d34b8cc9320ff5d9ace2a1b4a3 | |
parent | 19c1b40b4f63ca437aaf78fa17af6fe35372478e (diff) | |
download | meta-openembedded-203027aa0e19e361bfa5afbc61f8243e3a434a73.tar.gz |
fix(p7zip): fix CVE-2017-17969
Signed-off-by: Radovan Scasny <radovan.scasny@siemens.com>
Signed-off-by: Andrej Valek <andrej.valek@siemens.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
-rw-r--r-- | meta-oe/recipes-extended/p7zip/files/CVE-2017-17969.patch | 31 | ||||
-rw-r--r-- | meta-oe/recipes-extended/p7zip/p7zip_16.02.bb | 3 |
2 files changed, 33 insertions, 1 deletions
diff --git a/meta-oe/recipes-extended/p7zip/files/CVE-2017-17969.patch b/meta-oe/recipes-extended/p7zip/files/CVE-2017-17969.patch new file mode 100644 index 0000000000..177d1455f8 --- /dev/null +++ b/meta-oe/recipes-extended/p7zip/files/CVE-2017-17969.patch @@ -0,0 +1,31 @@ +p7zip: Fix CVE-2017-17969 + +[No upstream tracking] -- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=888297 + +Heap-based buffer overflow in 7zip + +Compress/ShrinkDecoder.cpp: Heap-based buffer overflow +in the NCompress::NShrink::CDecoder::CodeReal method +in 7-Zip before 18.00 and p7zip allows remote attackers +to cause a denial of service (out-of-bounds write) +or potentially execute arbitrary code via a crafted ZIP archive. + +Upstream-Status: Backport [https://sourceforge.net/p/p7zip/bugs/_discuss/thread/0920f369/8316/attachment/CVE-2017-17969.patch] +CVE: CVE-2017-17969 +Signed-off-by: Radovan Scasny <radovan.scasny@siemens.com> + +--- a/CPP/7zip/Compress/ShrinkDecoder.cpp ++++ b/CPP/7zip/Compress/ShrinkDecoder.cpp +@@ -121,7 +121,12 @@ HRESULT CDecoder::CodeReal(ISequentialInStream *inStream, ISequentialOutStream * + { + _stack[i++] = _suffixes[cur]; + cur = _parents[cur]; ++ if (cur >= kNumItems || i >= kNumItems) ++ break; + } ++ ++ if (cur >= kNumItems || i >= kNumItems) ++ break; + + _stack[i++] = (Byte)cur; + lastChar2 = (Byte)cur; diff --git a/meta-oe/recipes-extended/p7zip/p7zip_16.02.bb b/meta-oe/recipes-extended/p7zip/p7zip_16.02.bb index 67ffbc67ce..edf47f7bce 100644 --- a/meta-oe/recipes-extended/p7zip/p7zip_16.02.bb +++ b/meta-oe/recipes-extended/p7zip/p7zip_16.02.bb @@ -6,7 +6,8 @@ LIC_FILES_CHKSUM = "file://DOC/copying.txt;md5=4fbd65380cdd255951079008b364516c file://DOC/License.txt;md5=879598edf1f54dddb6930d7581357f8b" SRC_URI = "http://downloads.sourceforge.net/p7zip/p7zip/${PV}/p7zip_${PV}_src_all.tar.bz2 \ - file://do_not_override_compiler_and_do_not_strip.patch" + file://do_not_override_compiler_and_do_not_strip.patch \ + file://CVE-2017-17969.patch" SRC_URI[md5sum] = "a0128d661cfe7cc8c121e73519c54fbf" SRC_URI[sha256sum] = "5eb20ac0e2944f6cb9c2d51dd6c4518941c185347d4089ea89087ffdd6e2341f" |