34 lines
1.0 KiB
Diff
34 lines
1.0 KiB
Diff
From 0133001d6c4cdc25f6f8b8453c60c94296336576 Mon Sep 17 00:00:00 2001
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From: Jan Tomko <jtomko@redhat.com>
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Date: Wed, 14 Oct 2020 17:23:54 +0800
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Subject: [PATCH] qemu: agent: set ifname to NULL after freeing
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CVE-2020-25637
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Signed-off-by: Jan Tomko <jtomko@redhat.com>
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Rported-by: Ilja Van Sprundel <ivansprundel@ioactive.com>
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Reviewed-by: Mauro Matteo Cascella <mcascell@redhat.com>
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Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
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cherry-pick from commit a63b48c5ecef077bf0f909a85f453a605600cf05
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Signed-off-by: Jiajie Li <lijiajie11@huawei.com>
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---
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src/qemu/qemu_agent.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/src/qemu/qemu_agent.c b/src/qemu/qemu_agent.c
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index d7fcc869c6..31d3268d42 100644
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--- a/src/qemu/qemu_agent.c
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+++ b/src/qemu/qemu_agent.c
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@@ -2166,6 +2166,7 @@ qemuAgentGetInterfaces(qemuAgentPtr agent,
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/* Has to be freed for each interface. */
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virStringListFree(ifname);
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+ ifname = NULL;
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/* as well as IP address which - moreover -
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* can be presented multiple times */
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--
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2.23.0
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