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author | Maxin B. John <maxin.john@enea.com> | 2014-05-06 02:53:34 +0200 |
---|---|---|
committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2014-05-29 13:42:07 +0100 |
commit | c3f6cea0b8f1de1e2042087c26ebe42ff909c1ed (patch) | |
tree | 8d2c7cfd413a42a03d3611d47635e3e8398aba3b | |
parent | de5797b27a358954eb15318d0d77ad1981981861 (diff) | |
download | openembedded-core-contrib-c3f6cea0b8f1de1e2042087c26ebe42ff909c1ed.tar.gz |
openssl: fix CVE-2014-0198
A null pointer dereference bug was discovered in do_ssl3_write().
An attacker could possibly use this to cause OpenSSL to crash, resulting
in a denial of service.
https://access.redhat.com/security/cve/CVE-2014-0198
(From OE-Core rev: 580033721abbbb4302bc803ebc70c90e331e4587)
Signed-off-by: Maxin B. John <maxin.john@enea.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
-rw-r--r-- | meta/recipes-connectivity/openssl/openssl/openssl-CVE-2014-0198-fix.patch | 23 | ||||
-rw-r--r-- | meta/recipes-connectivity/openssl/openssl_1.0.1g.bb | 1 |
2 files changed, 24 insertions, 0 deletions
diff --git a/meta/recipes-connectivity/openssl/openssl/openssl-CVE-2014-0198-fix.patch b/meta/recipes-connectivity/openssl/openssl/openssl-CVE-2014-0198-fix.patch new file mode 100644 index 0000000000..4c51d746ff --- /dev/null +++ b/meta/recipes-connectivity/openssl/openssl/openssl-CVE-2014-0198-fix.patch @@ -0,0 +1,23 @@ +Upstream-Status: Backport + +Reference: https://bugzilla.redhat.com/show_bug.cgi?id=1093837 + +CVE-2014-0198: An attacker can trigger generation of an SSL +alert which could cause a null pointer dereference. + +Signed-off-by: Maxin B. John <maxin.john@enea.com> +--- +diff -Naur openssl-1.0.1g-orig/ssl/s3_pkt.c openssl-1.0.1g/ssl/s3_pkt.c +--- openssl-1.0.1g-orig/ssl/s3_pkt.c 2014-03-17 17:14:20.000000000 +0100 ++++ openssl-1.0.1g/ssl/s3_pkt.c 2014-05-06 02:32:43.862587660 +0200 +@@ -657,6 +657,10 @@ + if (i <= 0) + return(i); + /* if it went, fall through and send more stuff */ ++ /* we may have released our buffer, so get it again */ ++ if (wb->buf == NULL) ++ if (!ssl3_setup_write_buffer(s)) ++ return -1; + } + + if (len == 0 && !create_empty_fragment) diff --git a/meta/recipes-connectivity/openssl/openssl_1.0.1g.bb b/meta/recipes-connectivity/openssl/openssl_1.0.1g.bb index f3c20e8c97..d5f9660c38 100644 --- a/meta/recipes-connectivity/openssl/openssl_1.0.1g.bb +++ b/meta/recipes-connectivity/openssl/openssl_1.0.1g.bb @@ -34,6 +34,7 @@ SRC_URI += "file://configure-targets.patch \ file://initial-aarch64-bits.patch \ file://find.pl \ file://openssl-fix-des.pod-error.patch \ + file://openssl-CVE-2014-0198-fix.patch \ " SRC_URI[md5sum] = "de62b43dfcd858e66a74bee1c834e959" |