1 files changed, 44 insertions, 0 deletions

diff --git a/meta/recipes-devtools/qemu/qemu/CVE-2020-15469-8.patch b/meta/recipes-devtools/qemu/qemu/CVE-2020-15469-8.patch
new file mode 100644
index 0000000000..7857ba266e
--- /dev/null
+++ b/meta/recipes-devtools/qemu/qemu/CVE-2020-15469-8.patch
@@ -0,0 +1,44 @@
+From 735754aaa15a6ed46db51fd731e88331c446ea54 Mon Sep 17 00:00:00 2001
+From: Prasad J Pandit <pjp@fedoraproject.org>
+Date: Tue, 11 Aug 2020 17:11:32 +0530
+Subject: [PATCH] imx7-ccm: add digprog mmio write method
+
+Add digprog mmio write method to avoid assert failure during
+initialisation.
+
+Reviewed-by: Li Qiang <liq3ea@gmail.com>
+Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
+Message-Id: <20200811114133.672647-9-ppandit@redhat.com>
+Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
+
+CVE: CVE-2020-15469
+Upstream-Status: Backport [import from ubuntu https://git.launchpad.net/ubuntu/+source/qemu/tree/debian/patches/CVE-2020-15469-8.patch?h=ubuntu/focal-security Upstream commit https://github.com/qemu/qemu/commit/735754aaa15a6ed46db51fd731e88331c446ea54]
+Signed-off-by: Chee Yang Lee <chee.yang.lee@intel.com>
+---
+ hw/misc/imx7_ccm.c | 8 ++++++++
+ 1 file changed, 8 insertions(+)
+
+diff --git a/hw/misc/imx7_ccm.c b/hw/misc/imx7_ccm.c
+index 02fc1ae..075159e 100644
+--- a/hw/misc/imx7_ccm.c
++++ b/hw/misc/imx7_ccm.c
+@@ -131,8 +131,16 @@ static const struct MemoryRegionOps imx7_set_clr_tog_ops = {
+     },
+ };
+ 
++static void imx7_digprog_write(void *opaque, hwaddr addr,
++                                        uint64_t data, unsigned size)
++{
++    qemu_log_mask(LOG_GUEST_ERROR,
++                  "Guest write to read-only ANALOG_DIGPROG register\n");
++}
++
+ static const struct MemoryRegionOps imx7_digprog_ops = {
+     .read = imx7_set_clr_tog_read,
++    .write = imx7_digprog_write,
+     .endianness = DEVICE_NATIVE_ENDIAN,
+     .impl = {
+         .min_access_size = 4,
+-- 
+1.8.3.1
+