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-rw-r--r--recipes-connectivity/openssl/openssl-qoriq/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch21
1 files changed, 21 insertions, 0 deletions
diff --git a/recipes-connectivity/openssl/openssl-qoriq/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch b/recipes-connectivity/openssl/openssl-qoriq/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch
new file mode 100644
index 0000000..c161e62
--- /dev/null
+++ b/recipes-connectivity/openssl/openssl-qoriq/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch
@@ -0,0 +1,21 @@
+openssl: avoid NULL pointer dereference in EVP_DigestInit_ex()
+
+We should avoid accessing the type pointer if it's NULL,
+this could happen if ctx->digest is not NULL.
+
+Upstream-Status: Submitted
+http://www.mail-archive.com/openssl-dev@openssl.org/msg32860.html
+
+Signed-off-by: Xufeng Zhang <xufeng.zhang@windriver.com>
+---
+--- a/crypto/evp/digest.c
++++ b/crypto/evp/digest.c
+@@ -199,7 +199,7 @@
+ return 0;
+ }
+ #endif
+- if (ctx->digest != type)
++ if (type && (ctx->digest != type))
+ {
+ if (ctx->digest && ctx->digest->ctx_size)
+ OPENSSL_free(ctx->md_data);