diff options
author | Sona Sarmadi <sona.sarmadi@enea.com> | 2017-05-16 13:05:35 +0200 |
---|---|---|
committer | Adrian Dudau <adrian.dudau@enea.com> | 2017-05-19 14:32:39 +0200 |
commit | a71ba5142cd82c4d9390b726773ef75d92ef672a (patch) | |
tree | 179951a5405fc9312b2d36438655a769ff60fb10 /meta/recipes-devtools/qemu/qemu/CVE-2016-9908.patch | |
parent | dcc07572fde318e470952fa2a984fcee301c09bf (diff) | |
download | poky-a71ba5142cd82c4d9390b726773ef75d92ef672a.tar.gz |
qemu: display: CVE-2016-9908
virtio-gpu: information leakage in virgl_cmd_get_capset
References:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9908
(From OE-Core rev: f5f4a08baeb4864984fcb9a837a3a8c51274df2b)
Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com>
Signed-off-by: Adrian Dudau <adrian.dudau@enea.com>
Diffstat (limited to 'meta/recipes-devtools/qemu/qemu/CVE-2016-9908.patch')
-rw-r--r-- | meta/recipes-devtools/qemu/qemu/CVE-2016-9908.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/CVE-2016-9908.patch b/meta/recipes-devtools/qemu/qemu/CVE-2016-9908.patch new file mode 100644 index 0000000000..e0f7a1a3fd --- /dev/null +++ b/meta/recipes-devtools/qemu/qemu/CVE-2016-9908.patch | |||
@@ -0,0 +1,44 @@ | |||
1 | From 7139ccbc907441337b4b59cde2c5b5a54cb5b2cc Mon Sep 17 00:00:00 2001 | ||
2 | From: Sona Sarmadi <sona.sarmadi@enea.com> | ||
3 | |||
4 | virtio-gpu: fix information leak in capset get dispatch | ||
5 | |||
6 | In virgl_cmd_get_capset function, it uses g_malloc to allocate | ||
7 | a response struct to the guest. As the 'resp'struct hasn't been full | ||
8 | initialized it will lead the 'resp->padding' field to the guest. | ||
9 | Use g_malloc0 to avoid this. | ||
10 | |||
11 | Signed-off-by: Li Qiang <liqiang6-s@360.cn> | ||
12 | Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> | ||
13 | Message-id: 58188cae.4a6ec20a.3d2d1.aff2@mx.google.com | ||
14 | |||
15 | [Sona: backported from master to v2.8.0 and resolved conflict] | ||
16 | |||
17 | Reference to upstream patch: | ||
18 | http://git.qemu-project.org/?p=qemu.git;a=commit;h=85d9d044471f93c48c5c396f7e217b4ef12f69f8 | ||
19 | |||
20 | CVE: CVE-2016-9908 | ||
21 | Upstream-Status: Backport | ||
22 | |||
23 | Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> | ||
24 | Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com> | ||
25 | --- | ||
26 | hw/display/virtio-gpu-3d.c | 2 +- | ||
27 | 1 file changed, 1 insertion(+), 1 deletion(-) | ||
28 | |||
29 | diff --git a/hw/display/virtio-gpu-3d.c b/hw/display/virtio-gpu-3d.c | ||
30 | index 23f39de..d98b140 100644 | ||
31 | --- a/hw/display/virtio-gpu-3d.c | ||
32 | +++ b/hw/display/virtio-gpu-3d.c | ||
33 | @@ -371,7 +371,7 @@ static void virgl_cmd_get_capset(VirtIOGPU *g, | ||
34 | |||
35 | virgl_renderer_get_cap_set(gc.capset_id, &max_ver, | ||
36 | &max_size); | ||
37 | - resp = g_malloc(sizeof(*resp) + max_size); | ||
38 | + resp = g_malloc0(sizeof(*resp) + max_size); | ||
39 | |||
40 | resp->hdr.type = VIRTIO_GPU_RESP_OK_CAPSET; | ||
41 | virgl_renderer_fill_caps(gc.capset_id, | ||
42 | -- | ||
43 | 1.9.1 | ||
44 | |||