1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
Description:Null terminate mbuf so garbage not added to end of received message.
Author: Chris Good <chris.good@ozemail.com.au>
Bug-Debian: https://bugs.debian.org/763122
Forwarded: no
Last-Update: 2024-11-29
---
--- netkit-rwall-salsa.orig/rwall/rwall.c 2024-11-29 21:56:28.120641596 +0100
+++ netkit-rwall-salsa/rwall/rwall.c 2024-11-29 21:56:36.480694964 +0100
@@ -30,6 +30,11 @@
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
+ *
+ * 30/03/2014 chris.good@ozemail.com.au Null terminate mbuf so garbage not
+ * added to end of received message.
+ * Refer:
+ * https://bugs.launchpad.net/ubuntu/+source/netkit-rwall/+bug/1277981
*/
char copyright[] =
@@ -167,7 +172,7 @@
exit(1);
}
mbufsize = sbuf.st_size;
- if (!(mbuf = malloc(mbufsize))) {
+ if (!(mbuf = malloc(mbufsize + 1))) {
(void)fprintf(stderr, "wall: out of memory.\n");
exit(1);
}
@@ -175,5 +180,6 @@
(void)fprintf(stderr, "wall: can't read temporary file.\n");
exit(1);
}
+ mbuf[mbufsize] = '\0';
(void)close(fd);
}
|
