diff options
Diffstat (limited to 'recipes-support/spice/files/CVE-2017-7506-2.patch')
-rw-r--r-- | recipes-support/spice/files/CVE-2017-7506-2.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/recipes-support/spice/files/CVE-2017-7506-2.patch b/recipes-support/spice/files/CVE-2017-7506-2.patch new file mode 100644 index 00000000..a517b083 --- /dev/null +++ b/recipes-support/spice/files/CVE-2017-7506-2.patch @@ -0,0 +1,37 @@ +From 6934f036240753a14514a71ede8bb44af2043f24 Mon Sep 17 00:00:00 2001 +From: Frediano Ziglio <fziglio@redhat.com> +Date: Mon, 15 May 2017 15:57:28 +0100 +Subject: [PATCH 2/3] reds: Avoid integer overflows handling monitor + configuration + +Avoid VDAgentMessage::size integer overflows. + +Signed-off-by: Frediano Ziglio <fziglio@redhat.com> + +Upstream-Status: Backport +[https://cgit.freedesktop.org/spice/spice/commit/?h=0.12&id=ec6229c79abe05d731953df5f7e9a05ec9f6df79] + +CVE: CVE-2017-7506 + +Signed-off-by: Yi Zhao <yi.zhao@windriver.com> +--- + server/reds.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/server/reds.c b/server/reds.c +index 701d5d8..62b1164 100644 +--- a/server/reds.c ++++ b/server/reds.c +@@ -1117,6 +1117,9 @@ static void reds_on_main_agent_monitors_config( + spice_debug("not enough data yet. %d\n", cmc->buffer_size); + return; + } ++ if (msg_header->size < sizeof(VDAgentMonitorsConfig)) { ++ goto overflow; ++ } + monitors_config = (VDAgentMonitorsConfig *)(cmc->buffer + sizeof(*msg_header)); + spice_debug("%s: %d\n", __func__, monitors_config->num_of_monitors); + red_dispatcher_client_monitors_config(monitors_config); +-- +2.7.4 + |