From 0597d1b99fcfc2c0eada09a698f85ed413d4ba84 Mon Sep 17 00:00:00 2001 From: Oliver Hartkopp Date: Wed, 10 Nov 2010 12:10:30 +0000 Subject: [PATCH] can-bcm: fix minor heap overflow On 64-bit platforms the ASCII representation of a pointer may be up to 17 bytes long. This patch increases the length of the buffer accordingly. http://marc.info/?l=linux-netdev&m=128872251418192&w=2 Reported-by: Dan Rosenberg Signed-off-by: Oliver Hartkopp CC: Linus Torvalds Signed-off-by: David S. Miller --- net/can/bcm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/can/bcm.c b/net/can/bcm.c index 08ffe9e4be2..6faa8256e10 100644 --- a/net/can/bcm.c +++ b/net/can/bcm.c @@ -125,7 +125,7 @@ struct bcm_sock { struct list_head tx_ops; unsigned long dropped_usr_msgs; struct proc_dir_entry *bcm_proc_read; - char procname [9]; /* pointer printed in ASCII with \0 */ + char procname [20]; /* pointer printed in ASCII with \0 */ }; static inline struct bcm_sock *bcm_sk(const struct sock *sk) -- 2.39.3