app-emulation/qemu: Various security patches for 2.9.0

bug 616636, CVE-2017-8112
bug 616870 [1]
bug 616872 [2]
bug 616874 [1]

[1] minor change, queued upstream, no CVE assigned yet
[2] queued upstream, no CVE assigned yet

Package-Manager: Portage-2.3.3, Repoman-2.3.2

4 files changed, 154 insertions, 0 deletions

diff --git a/app-emulation/qemu/files/qemu-2.9.0-CVE-2017-8112.patch b/app-emulation/qemu/files/qemu-2.9.0-CVE-2017-8112.patch
new file mode 100644
index 000000000000..31fb69bf8976
--- /dev/null
+++ b/app-emulation/qemu/files/qemu-2.9.0-CVE-2017-8112.patch
@@ -0,0 +1,22 @@
+CVE-2017-8112
+
+https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg04494.html
+---
+ hw/scsi/vmw_pvscsi.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/hw/scsi/vmw_pvscsi.c b/hw/scsi/vmw_pvscsi.c
+index 7557546..4a106da 100644
+--- a/hw/scsi/vmw_pvscsi.c
++++ b/hw/scsi/vmw_pvscsi.c
+@@ -202,7 +202,7 @@ pvscsi_ring_init_msg(PVSCSIRingInfo *m, PVSCSICmdDescSetupMsgRing *ri)
+     uint32_t len_log2;
+     uint32_t ring_size;
+ 
+-    if (ri->numPages > PVSCSI_SETUP_MSG_RING_MAX_NUM_PAGES) {
++    if (!ri->numPages || ri->numPages > PVSCSI_SETUP_MSG_RING_MAX_NUM_PAGES) {
+         return -1;
+     }
+     ring_size = ri->numPages * PVSCSI_MAX_NUM_MSG_ENTRIES_PER_PAGE;
+-- 
+2.9.3
diff --git a/app-emulation/qemu/files/qemu-2.9.0-bug616870.patch b/app-emulation/qemu/files/qemu-2.9.0-bug616870.patch
new file mode 100644
index 000000000000..4f7f870210cd
--- /dev/null
+++ b/app-emulation/qemu/files/qemu-2.9.0-bug616870.patch
@@ -0,0 +1,22 @@
+bug #616870
+
+https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg05587.html
+---
+ audio/audio.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/audio/audio.c b/audio/audio.c
+index c8898d8422..beafed209b 100644
+--- a/audio/audio.c
++++ b/audio/audio.c
+@@ -2028,6 +2028,8 @@ void AUD_del_capture (CaptureVoiceOut *cap, void *cb_opaque)
+                     sw = sw1;
+                 }
+                 QLIST_REMOVE (cap, entries);
++                g_free (cap->hw.mix_buf);
++                g_free (cap->buf);
+                 g_free (cap);
+             }
+             return;
+-- 
+2.9.3
diff --git a/app-emulation/qemu/files/qemu-2.9.0-bug616872.patch b/app-emulation/qemu/files/qemu-2.9.0-bug616872.patch
new file mode 100644
index 000000000000..0a34dae671cb
--- /dev/null
+++ b/app-emulation/qemu/files/qemu-2.9.0-bug616872.patch
@@ -0,0 +1,76 @@
+bug #616872
+
+https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg05599.html
+---
+ ui/input.c | 14 +++++++++++---
+ 1 file changed, 11 insertions(+), 3 deletions(-)
+
+diff --git a/ui/input.c b/ui/input.c
+index ed88cda6d6..fb1f404095 100644
+--- a/ui/input.c
++++ b/ui/input.c
+@@ -41,6 +41,8 @@ static QTAILQ_HEAD(QemuInputEventQueueHead, QemuInputEventQueue) kbd_queue =
+     QTAILQ_HEAD_INITIALIZER(kbd_queue);
+ static QEMUTimer *kbd_timer;
+ static uint32_t kbd_default_delay_ms = 10;
++static uint32_t queue_count;
++static uint32_t queue_limit = 1024;
+ 
+ QemuInputHandlerState *qemu_input_handler_register(DeviceState *dev,
+                                                    QemuInputHandler *handler)
+@@ -268,6 +270,7 @@ static void qemu_input_queue_process(void *opaque)
+             break;
+         }
+         QTAILQ_REMOVE(queue, item, node);
++        queue_count--;
+         g_free(item);
+     }
+ }
+@@ -282,6 +285,7 @@ static void qemu_input_queue_delay(struct QemuInputEventQueueHead *queue,
+     item->delay_ms = delay_ms;
+     item->timer = timer;
+     QTAILQ_INSERT_TAIL(queue, item, node);
++    queue_count++;
+ 
+     if (start_timer) {
+         timer_mod(item->timer, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL)
+@@ -298,6 +302,7 @@ static void qemu_input_queue_event(struct QemuInputEventQueueHead *queue,
+     item->src = src;
+     item->evt = evt;
+     QTAILQ_INSERT_TAIL(queue, item, node);
++    queue_count++;
+ }
+ 
+ static void qemu_input_queue_sync(struct QemuInputEventQueueHead *queue)
+@@ -306,6 +311,7 @@ static void qemu_input_queue_sync(struct QemuInputEventQueueHead *queue)
+ 
+     item->type = QEMU_INPUT_QUEUE_SYNC;
+     QTAILQ_INSERT_TAIL(queue, item, node);
++    queue_count++;
+ }
+ 
+ void qemu_input_event_send_impl(QemuConsole *src, InputEvent *evt)
+@@ -381,7 +387,7 @@ void qemu_input_event_send_key(QemuConsole *src, KeyValue *key, bool down)
+         qemu_input_event_send(src, evt);
+         qemu_input_event_sync();
+         qapi_free_InputEvent(evt);
+-    } else {
++    } else if (queue_count < queue_limit) {
+         qemu_input_queue_event(&kbd_queue, src, evt);
+         qemu_input_queue_sync(&kbd_queue);
+     }
+@@ -409,8 +415,10 @@ void qemu_input_event_send_key_delay(uint32_t delay_ms)
+         kbd_timer = timer_new_ms(QEMU_CLOCK_VIRTUAL, qemu_input_queue_process,
+                                  &kbd_queue);
+     }
+-    qemu_input_queue_delay(&kbd_queue, kbd_timer,
+-                           delay_ms ? delay_ms : kbd_default_delay_ms);
++    if (queue_count < queue_limit) {
++        qemu_input_queue_delay(&kbd_queue, kbd_timer,
++                               delay_ms ? delay_ms : kbd_default_delay_ms);
++    }
+ }
+ 
+ InputEvent *qemu_input_event_new_btn(InputButton btn, bool down)
+-- 
+2.9.3
diff --git a/app-emulation/qemu/files/qemu-2.9.0-bug616874.patch b/app-emulation/qemu/files/qemu-2.9.0-bug616874.patch
new file mode 100644
index 000000000000..08911dd0bfb0
--- /dev/null
+++ b/app-emulation/qemu/files/qemu-2.9.0-bug616874.patch
@@ -0,0 +1,34 @@
+bug #616874
+
+https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg04147.html
+---
+ hw/scsi/megasas.c | 10 +++++-----
+ 1 file changed, 5 insertions(+), 5 deletions(-)
+
+diff --git a/hw/scsi/megasas.c b/hw/scsi/megasas.c
+index 84b8caf..804122a 100644
+--- a/hw/scsi/megasas.c
++++ b/hw/scsi/megasas.c
+@@ -2138,15 +2138,15 @@ static void megasas_mmio_write(void *opaque, hwaddr addr,
+     case MFI_SEQ:
+         trace_megasas_mmio_writel("MFI_SEQ", val);
+         /* Magic sequence to start ADP reset */
+-        if (adp_reset_seq[s->adp_reset] == val) {
+-            s->adp_reset++;
++        if (adp_reset_seq[s->adp_reset++] == val) {
++            if (s->adp_reset == 6) {
++                s->adp_reset = 0;
++                s->diag = MFI_DIAG_WRITE_ENABLE;
++            }
+         } else {
+             s->adp_reset = 0;
+             s->diag = 0;
+         }
+-        if (s->adp_reset == 6) {
+-            s->diag = MFI_DIAG_WRITE_ENABLE;
+-        }
+         break;
+     case MFI_DIAG:
+         trace_megasas_mmio_writel("MFI_DIAG", val);
+-- 
+2.9.3