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Diffstat (limited to 'meta/recipes-connectivity/openssl/openssl-1.0.1e/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch')
-rw-r--r-- | meta/recipes-connectivity/openssl/openssl-1.0.1e/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/meta/recipes-connectivity/openssl/openssl-1.0.1e/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch b/meta/recipes-connectivity/openssl/openssl-1.0.1e/openssl-avoid-NULL-pointer-dereference-in-EVP_DigestInit_ex.patch new file mode 100644 index 0000000000..c161e62f62 --- /dev/null +++ b/meta/recipes-connectivity/openssl/openssl-1.0.1e/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); |