5a0f88db96
Fix CVE-2013-4148 (bnc#864812), CVE-2013-4149 (bnc#864649), CVE-2013-4150 (bnc#864650), CVE-2013-4151 (bnc#864653), CVE-2013-4526 (bnc#864671), CVE-2013-4527 (bnc#864673), CVE-2013-4529 (bnc#864678), CVE-2013-4530 (bnc#864682), CVE-2013-4531 (bnc#864796), CVE-2013-4533 (bnc#864655), CVE-2013-4534 (bnc#864811), CVE-2013-4535 / CVE-2013-4536 (bnc#864665), CVE-2013-4537 (bnc#864391), CVE-2013-4538 (bnc#864769), CVE-2013-4539 (bnc#864805), CVE-2013-4540 (bnc#864801), CVE-2013-4541 (bnc#864802), CVE-2013-4542 (bnc#864804), CVE-2013-6399 (bnc#864814), CVE-2014-0182 (bnc#874788) OBS-URL: https://build.opensuse.org/request/show/235280 OBS-URL: https://build.opensuse.org/package/show/Virtualization/qemu?expand=0&rev=211
62 lines
2.2 KiB
Diff
62 lines
2.2 KiB
Diff
From 52c324d64cd57ad37b25ebc5f4df31b33901d03b Mon Sep 17 00:00:00 2001
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From: "Michael S. Tsirkin" <mst@redhat.com>
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Date: Thu, 3 Apr 2014 19:50:31 +0300
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Subject: [PATCH] vmstate: add VMS_MUST_EXIST
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Can be used to verify a required field exists or validate
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state in some other way.
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Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
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Signed-off-by: Juan Quintela <quintela@redhat.com>
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(cherry picked from commit 5bf81c8d63db0216a4d29dc87f9ce530bb791dd1)
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Signed-off-by: Andreas Färber <afaerber@suse.de>
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---
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include/migration/vmstate.h | 1 +
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vmstate.c | 10 ++++++++++
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2 files changed, 11 insertions(+)
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diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h
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index e7e1705..de970ab 100644
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--- a/include/migration/vmstate.h
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+++ b/include/migration/vmstate.h
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@@ -100,6 +100,7 @@ enum VMStateFlags {
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VMS_MULTIPLY = 0x200, /* multiply "size" field by field_size */
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VMS_VARRAY_UINT8 = 0x400, /* Array with size in uint8_t field*/
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VMS_VARRAY_UINT32 = 0x800, /* Array with size in uint32_t field*/
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+ VMS_MUST_EXIST = 0x1000, /* Field must exist in input */
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};
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typedef struct {
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diff --git a/vmstate.c b/vmstate.c
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index b689f2f..d856319 100644
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--- a/vmstate.c
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+++ b/vmstate.c
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@@ -78,6 +78,10 @@ int vmstate_load_state(QEMUFile *f, const VMStateDescription *vmsd,
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return ret;
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}
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}
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+ } else if (field->flags & VMS_MUST_EXIST) {
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+ fprintf(stderr, "Input validation failed: %s/%s\n",
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+ vmsd->name, field->name);
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+ return -1;
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}
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field++;
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}
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@@ -138,6 +142,12 @@ void vmstate_save_state(QEMUFile *f, const VMStateDescription *vmsd,
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field->info->put(f, addr, size);
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}
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}
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+ } else {
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+ if (field->flags & VMS_MUST_EXIST) {
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+ fprintf(stderr, "Output state validation failed: %s/%s\n",
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+ vmsd->name, field->name);
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+ assert(!(field->flags & VMS_MUST_EXIST));
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+ }
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}
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field++;
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}
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