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author | Davide Galassi <davide.galassi@gmail.com> | 2016-12-02 17:10:37 +0100 |
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committer | Rich Salz <rsalz@openssl.org> | 2016-12-10 16:41:59 -0500 |
commit | 210fe4edee6514e4c1f0677adc9112c4459da02b (patch) | |
tree | 386087e8793f5d6d322bd55606b38f4d175c22e0 /crypto/dso/dso_lib.c | |
parent | eb43101ff8c5c75d1ddf8b90de41d03cea1b0909 (diff) |
Avoid the call to OPENSSL_malloc with a negative value (then casted to unsigned)
CLA: trivial
Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2021)
Diffstat (limited to 'crypto/dso/dso_lib.c')
-rw-r--r-- | crypto/dso/dso_lib.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/crypto/dso/dso_lib.c b/crypto/dso/dso_lib.c index 8f185b3828..ec3c59ac4d 100644 --- a/crypto/dso/dso_lib.c +++ b/crypto/dso/dso_lib.c @@ -324,6 +324,9 @@ DSO *DSO_dsobyaddr(void *addr, int flags) char *filename = NULL; int len = DSO_pathbyaddr(addr, NULL, 0); + if (len < 0) + return NULL; + filename = OPENSSL_malloc(len); if (filename != NULL && DSO_pathbyaddr(addr, filename, len) == len) |