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-rw-r--r--gnu/packages/patches/qemu-CVE-2017-5579.patch44
1 files changed, 44 insertions, 0 deletions
diff --git a/gnu/packages/patches/qemu-CVE-2017-5579.patch b/gnu/packages/patches/qemu-CVE-2017-5579.patch
new file mode 100644
index 0000000000..7630012d54
--- /dev/null
+++ b/gnu/packages/patches/qemu-CVE-2017-5579.patch
@@ -0,0 +1,44 @@
+http://git.qemu.org/?p=qemu.git;a=patch;h=8409dc884a201bf74b30a9d232b6bbdd00cb7e2b
+this patch is from qemu-git.
+
+
+From 8409dc884a201bf74b30a9d232b6bbdd00cb7e2b Mon Sep 17 00:00:00 2001
+From: Li Qiang <liqiang6-s@360.cn>
+Date: Wed, 4 Jan 2017 00:43:16 -0800
+Subject: [PATCH] serial: fix memory leak in serial exit
+
+The serial_exit_core function doesn't free some resources.
+This can lead memory leak when hotplug and unplug. This
+patch avoid this.
+
+Signed-off-by: Li Qiang <liqiang6-s@360.cn>
+Message-Id: <586cb5ab.f31d9d0a.38ac3.acf2@mx.google.com>
+Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
+---
+ hw/char/serial.c | 10 ++++++++++
+ 1 file changed, 10 insertions(+)
+
+diff --git a/hw/char/serial.c b/hw/char/serial.c
+index ffbacd8227..67b18eda12 100644
+--- a/hw/char/serial.c
++++ b/hw/char/serial.c
+@@ -906,6 +906,16 @@ void serial_realize_core(SerialState *s, Error **errp)
+ void serial_exit_core(SerialState *s)
+ {
+ qemu_chr_fe_deinit(&s->chr);
++
++ timer_del(s->modem_status_poll);
++ timer_free(s->modem_status_poll);
++
++ timer_del(s->fifo_timeout_timer);
++ timer_free(s->fifo_timeout_timer);
++
++ fifo8_destroy(&s->recv_fifo);
++ fifo8_destroy(&s->xmit_fifo);
++
+ qemu_unregister_reset(serial_reset, s);
+ }
+
+--
+2.11.0
+