security-and-privacy/gnupg
security-and-privacy
/
gnupg
mirror of git://git.gnupg.org/gnupg.git
1
0
Fork 0
Code Releases Activity

agent: Fix get_socket_name. 

* agent/gpg-agent.c (get_socket_name): Fix the size of copying.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
This commit is contained in:
NIIBE Yutaka 2016-10-07 19:00:10 +09:00
parent 1a24c67e20
commit fb3b3e1e7a
1 changed files with 8 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
agent/gpg-agent.c
View File

@ -599,19 +599,21 @@ get_socket_name (int fd)
log_error ("socket name not present for file descriptor %d\n", fd);
else if (len > sizeof(un))
log_error ("socket name for file descriptor %d was truncated "
"(passed %lu bytes, wanted %u)\n", fd, sizeof(un), len);
"(passed %zu bytes, wanted %u)\n", fd, sizeof(un), len);
else
{
log_debug ("file descriptor %d has path %s (%lu octets)\n", fd,
un.sun_path, len - offsetof (struct sockaddr_un, sun_path));
name = xtrymalloc (len - offsetof (struct sockaddr_un, sun_path) + 1);
size_t namelen = len - offsetof (struct sockaddr_un, sun_path);
log_debug ("file descriptor %d has path %s (%zu octets)\n", fd,
un.sun_path, namelen);
name = xtrymalloc (namelen + 1);
if (!name)
log_error ("failed to allocate memory for name of fd %d: %s\n",
fd, gpg_strerror (gpg_error_from_syserror ()));
else
{
memcpy (name, un.sun_path, len);
name[len] = 0;
memcpy (name, un.sun_path, namelen);
name[namelen] = 0;
}
}