diff options
Diffstat (limited to 'meta/recipes-devtools/qemu/qemu/0018-fix-CVE-2018-20191.patch')
-rw-r--r-- | meta/recipes-devtools/qemu/qemu/0018-fix-CVE-2018-20191.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/0018-fix-CVE-2018-20191.patch b/meta/recipes-devtools/qemu/qemu/0018-fix-CVE-2018-20191.patch new file mode 100644 index 0000000000..8f8ff0567a --- /dev/null +++ b/meta/recipes-devtools/qemu/qemu/0018-fix-CVE-2018-20191.patch @@ -0,0 +1,47 @@ +CVE: CVE-2018-20191 +Upstream-Status: Backport [https://git.qemu.org/?p=qemu.git;a=commit;h=2aa8645] + +Signed-off-by: Kai Kang <kai.kang@windriver.com> + +From 2aa86456fb938a11f2b7bd57c8643c213218681c Mon Sep 17 00:00:00 2001 +From: Prasad J Pandit <pjp@fedoraproject.org> +Date: Thu, 13 Dec 2018 01:00:35 +0530 +Subject: [PATCH] pvrdma: add uar_read routine + +Define skeleton 'uar_read' routine. Avoid NULL dereference. + +Reported-by: Li Qiang <liq3ea@163.com> +Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org> +Reviewed-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com> +Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com> +--- + hw/rdma/vmw/pvrdma_main.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/hw/rdma/vmw/pvrdma_main.c b/hw/rdma/vmw/pvrdma_main.c +index 64de16fb52..838ad8a949 100644 +--- a/hw/rdma/vmw/pvrdma_main.c ++++ b/hw/rdma/vmw/pvrdma_main.c +@@ -448,6 +448,11 @@ static const MemoryRegionOps regs_ops = { + }, + }; + ++static uint64_t uar_read(void *opaque, hwaddr addr, unsigned size) ++{ ++ return 0xffffffff; ++} ++ + static void uar_write(void *opaque, hwaddr addr, uint64_t val, unsigned size) + { + PVRDMADev *dev = opaque; +@@ -489,6 +494,7 @@ static void uar_write(void *opaque, hwaddr addr, uint64_t val, unsigned size) + } + + static const MemoryRegionOps uar_ops = { ++ .read = uar_read, + .write = uar_write, + .endianness = DEVICE_LITTLE_ENDIAN, + .impl = { +-- +2.20.1 + |