f3b9f9c00c
Fix CVE-2021-3544 Call 'vugbm_buffer_destroy' in error path to avoid resource leak. Fixes: CVE-2021-3544 Reported-by: default avatarLi Qiang <liq3ea@163.com> Reviewed-by: default avatarPrasad J Pandit <pjp@fedoraproject.org> Signed-off-by: default avatarLi Qiang <liq3ea@163.com> Reviewed-by: Marc-André Lureau's avatarMarc-André Lureau <marcandre.lureau@redhat.com> Message-Id: <20210516030403.107723-3-liq3ea@163.com> Signed-off-by: Gerd Hoffmann's avatarGerd Hoffmann <kraxel@redhat.com> Signed-off-by: Jiajie Li <lijiajie11@huawei.com>
42 lines
1.4 KiB
Diff
42 lines
1.4 KiB
Diff
From 58e7327879e89700630ca766974a18f9ac55897c Mon Sep 17 00:00:00 2001
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From: Li Qiang <liq3ea@163.com>
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Date: Tue, 15 Jun 2021 09:53:22 +0800
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Subject: [PATCH] vhost-user-gpu: fix resource leak in 'vg_resource_create_2d'
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(CVE-2021-3544)
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Fix CVE-2021-3544
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Call 'vugbm_buffer_destroy' in error path to avoid resource leak.
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Fixes: CVE-2021-3544
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Reported-by: default avatarLi Qiang <liq3ea@163.com>
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Reviewed-by: default avatarPrasad J Pandit <pjp@fedoraproject.org>
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Signed-off-by: default avatarLi Qiang <liq3ea@163.com>
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Reviewed-by: Marc-André Lureau's avatarMarc-André Lureau <marcandre.lureau@redhat.com>
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Message-Id: <20210516030403.107723-3-liq3ea@163.com>
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Signed-off-by: Gerd Hoffmann's avatarGerd Hoffmann <kraxel@redhat.com>
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Signed-off-by: Jiajie Li <lijiajie11@huawei.com>
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---
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contrib/vhost-user-gpu/main.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/contrib/vhost-user-gpu/main.c b/contrib/vhost-user-gpu/main.c
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index b45d2019b4..f69af7d17f 100644
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--- a/contrib/vhost-user-gpu/main.c
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+++ b/contrib/vhost-user-gpu/main.c
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@@ -328,6 +328,7 @@ vg_resource_create_2d(VuGpu *g,
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g_critical("%s: resource creation failed %d %d %d",
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__func__, c2d.resource_id, c2d.width, c2d.height);
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g_free(res);
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+ vugbm_buffer_destroy(&res->buffer);
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cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY;
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return;
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}
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--
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2.27.0
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