diff options
Diffstat (limited to 'meta/recipes-connectivity/openssl/openssl/openssl-avoid-NULL-pointer-dereference-in-dh_pub_encode.patch')
-rw-r--r-- | meta/recipes-connectivity/openssl/openssl/openssl-avoid-NULL-pointer-dereference-in-dh_pub_encode.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/meta/recipes-connectivity/openssl/openssl/openssl-avoid-NULL-pointer-dereference-in-dh_pub_encode.patch b/meta/recipes-connectivity/openssl/openssl/openssl-avoid-NULL-pointer-dereference-in-dh_pub_encode.patch new file mode 100644 index 0000000000..3e93fe4e22 --- /dev/null +++ b/meta/recipes-connectivity/openssl/openssl/openssl-avoid-NULL-pointer-dereference-in-dh_pub_encode.patch | |||
@@ -0,0 +1,39 @@ | |||
1 | openssl: avoid NULL pointer dereference in dh_pub_encode()/dsa_pub_encode() | ||
2 | |||
3 | We should avoid accessing the pointer if ASN1_STRING_new() | ||
4 | allocates memory failed. | ||
5 | |||
6 | Upstream-Status: Submitted | ||
7 | http://www.mail-archive.com/openssl-dev@openssl.org/msg32859.html | ||
8 | |||
9 | Signed-off-by: Xufeng Zhang <xufeng.zhang@windriver.com> | ||
10 | --- | ||
11 | --- a/crypto/dh/dh_ameth.c | ||
12 | +++ b/crypto/dh/dh_ameth.c | ||
13 | @@ -139,6 +139,12 @@ | ||
14 | dh=pkey->pkey.dh; | ||
15 | |||
16 | str = ASN1_STRING_new(); | ||
17 | + if (!str) | ||
18 | + { | ||
19 | + DHerr(DH_F_DH_PUB_ENCODE, ERR_R_MALLOC_FAILURE); | ||
20 | + goto err; | ||
21 | + } | ||
22 | + | ||
23 | str->length = i2d_DHparams(dh, &str->data); | ||
24 | if (str->length <= 0) | ||
25 | { | ||
26 | --- a/crypto/dsa/dsa_ameth.c | ||
27 | +++ b/crypto/dsa/dsa_ameth.c | ||
28 | @@ -148,6 +148,11 @@ | ||
29 | { | ||
30 | ASN1_STRING *str; | ||
31 | str = ASN1_STRING_new(); | ||
32 | + if (!str) | ||
33 | + { | ||
34 | + DSAerr(DSA_F_DSA_PUB_ENCODE, ERR_R_MALLOC_FAILURE); | ||
35 | + goto err; | ||
36 | + } | ||
37 | str->length = i2d_DSAparams(dsa, &str->data); | ||
38 | if (str->length <= 0) | ||
39 | { | ||