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-rw-r--r--meta/recipes-connectivity/openssl/openssl/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch21
1 files changed, 21 insertions, 0 deletions
diff --git a/meta/recipes-connectivity/openssl/openssl/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch b/meta/recipes-connectivity/openssl/openssl/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch
new file mode 100644
index 0000000..c161e62
--- /dev/null
+++ b/meta/recipes-connectivity/openssl/openssl/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch
@@ -0,0 +1,21 @@
1openssl: avoid NULL pointer dereference in EVP_DigestInit_ex()
2
3We should avoid accessing the type pointer if it's NULL,
4this could happen if ctx->digest is not NULL.
5
6Upstream-Status: Submitted
7http://www.mail-archive.com/openssl-dev@openssl.org/msg32860.html
8
9Signed-off-by: Xufeng Zhang <xufeng.zhang@windriver.com>
10---
11--- a/crypto/evp/digest.c
12+++ b/crypto/evp/digest.c
13@@ -199,7 +199,7 @@
14 return 0;
15 }
16 #endif
17- if (ctx->digest != type)
18+ if (type && (ctx->digest != type))
19 {
20 if (ctx->digest && ctx->digest->ctx_size)
21 OPENSSL_free(ctx->md_data);