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-rw-r--r--src/_cffi_src/openssl/src/osrandom_engine.c11
-rw-r--r--src/cryptography/__about__.py2
2 files changed, 10 insertions, 3 deletions
diff --git a/src/_cffi_src/openssl/src/osrandom_engine.c b/src/_cffi_src/openssl/src/osrandom_engine.c
index 24dedda4..947c79aa 100644
--- a/src/_cffi_src/openssl/src/osrandom_engine.c
+++ b/src/_cffi_src/openssl/src/osrandom_engine.c
@@ -92,7 +92,7 @@ static struct {
/* return -1 on error */
static int dev_urandom_fd(void) {
- int fd, n;
+ int fd, n, flags;
struct stat st;
/* Check that fd still points to the correct device */
@@ -106,13 +106,20 @@ static int dev_urandom_fd(void) {
}
}
if (urandom_cache.fd < 0) {
- fd = open("/dev/urandom", O_RDONLY | O_CLOEXEC);
+ fd = open("/dev/urandom", O_RDONLY);
if (fd < 0) {
goto error;
}
if (fstat(fd, &st)) {
goto error;
}
+ /* set CLOEXEC flag */
+ flags = fcntl(fd, F_GETFD);
+ if (flags == -1) {
+ goto error;
+ } else if (fcntl(fd, F_SETFD, flags | FD_CLOEXEC) == -1) {
+ goto error;
+ }
/* Another thread initialized the fd */
if (urandom_cache.fd >= 0) {
do {
diff --git a/src/cryptography/__about__.py b/src/cryptography/__about__.py
index e27f8c06..adedd762 100644
--- a/src/cryptography/__about__.py
+++ b/src/cryptography/__about__.py
@@ -14,7 +14,7 @@ __summary__ = ("cryptography is a package which provides cryptographic recipes"
" and primitives to Python developers.")
__uri__ = "https://github.com/pyca/cryptography"
-__version__ = "2.4"
+__version__ = "2.4.1"
__author__ = "The cryptography developers"
__email__ = "cryptography-dev@python.org"