From f3f7feceaebbc22aef3e36f961cee3722f2abda4 Mon Sep 17 00:00:00 2001 From: "Maxin B. John" Date: Tue, 6 May 2014 02:53:34 +0200 Subject: 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 Signed-off-by: Saul Wold Signed-off-by: Richard Purdie --- .../openssl/openssl-CVE-2014-0198-fix.patch | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 meta/recipes-connectivity/openssl/openssl/openssl-CVE-2014-0198-fix.patch (limited to 'meta/recipes-connectivity/openssl/openssl') 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 +--- +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) -- cgit v1.2.3-54-g00ecf