From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Matthew Daley <mattjd@gmail.com>
Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
Ian Jackson <ian.jackson@eu.citrix.com>,
Ian Campbell <ian.campbell@citrix.com>,
xen-devel@lists.xen.org
Subject: Re: [PATCH 8/8] xenstored: fix possible, but unlikely, stack overflow
Date: Tue, 10 Sep 2013 15:48:12 +0100 [thread overview]
Message-ID: <522F312C.9020408@citrix.com> (raw)
In-Reply-To: <1378823662-20803-9-git-send-email-mattjd@gmail.com>
On 10/09/13 15:34, Matthew Daley wrote:
> ...when reading xenbus port from xenfs.
>
> Coverity-ID: 1055741
> Signed-off-by: Matthew Daley <mattjd@gmail.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
> ---
> tools/xenstore/xenstored_linux.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/xenstore/xenstored_linux.c b/tools/xenstore/xenstored_linux.c
> index 5460ca5..cf40213 100644
> --- a/tools/xenstore/xenstored_linux.c
> +++ b/tools/xenstore/xenstored_linux.c
> @@ -32,7 +32,7 @@ evtchn_port_t xenbus_evtchn(void)
> if (fd == -1)
> return -1;
>
> - rc = read(fd, str, sizeof(str));
> + rc = read(fd, str, sizeof(str) - 1);
> if (rc == -1)
> {
> int err = errno;
next prev parent reply other threads:[~2013-09-10 14:48 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-10 14:34 [PATCH 0/8] Fixes for various minor Coverity issues Matthew Daley
2013-09-10 14:34 ` [PATCH 1/8] x86: add missing va_end to hypercall_xlat_continuation Matthew Daley
2013-09-10 14:41 ` Andrew Cooper
2013-09-10 15:02 ` Keir Fraser
2013-09-10 14:34 ` [PATCH 2/8] sched/arinc653: check for guest data transfer failures Matthew Daley
2013-09-10 14:43 ` Andrew Cooper
2013-09-10 14:50 ` George Dunlap
2013-09-10 17:35 ` Kathy Hadley
2013-09-10 19:45 ` Ian Campbell
2013-09-10 15:03 ` Keir Fraser
2013-09-10 14:34 ` [PATCH 3/8] libxl: fix use-after-free in discard_events iteration Matthew Daley
2013-09-10 14:45 ` Ian Jackson
2013-09-10 14:34 ` [PATCH 4/8] libxl: correctly handle readlink() errors Matthew Daley
2013-09-10 14:47 ` Ian Jackson
2013-09-10 14:34 ` [PATCH 5/8] mini-os: fix use-after-free in xs_daemon_close event iteration Matthew Daley
2013-09-10 14:37 ` Samuel Thibault
2013-09-10 14:34 ` [PATCH 6/8] mini-os: handle possibly overlong _nodename in init_consfront Matthew Daley
2013-09-10 14:38 ` Samuel Thibault
2013-09-10 14:34 ` [PATCH 7/8] kdd: fix free of array-typed value Matthew Daley
2013-09-10 14:41 ` Tim Deegan
2013-09-10 14:46 ` Andrew Cooper
2013-09-10 14:34 ` [PATCH 8/8] xenstored: fix possible, but unlikely, stack overflow Matthew Daley
2013-09-10 14:48 ` Andrew Cooper [this message]
2013-09-10 14:48 ` Ian Jackson
2013-09-13 12:31 ` [PATCH 0/8] Fixes for various minor Coverity issues Ian Campbell
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=522F312C.9020408@citrix.com \
--to=andrew.cooper3@citrix.com \
--cc=ian.campbell@citrix.com \
--cc=ian.jackson@eu.citrix.com \
--cc=mattjd@gmail.com \
--cc=stefano.stabellini@eu.citrix.com \
--cc=xen-devel@lists.xen.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).