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- CVE: CVE-2021-3544
- Upstream-Status: Backport
- Signed-off-by: Ross Burton <ross.burton@arm.com>
- From 86dd8fac2acc366930a5dc08d3fb1b1e816f4e1e Mon Sep 17 00:00:00 2001
- From: Li Qiang <liq3ea@163.com>
- Date: Sat, 15 May 2021 20:03:57 -0700
- Subject: [PATCH 2/7] vhost-user-gpu: fix resource leak in
- 'vg_resource_create_2d' (CVE-2021-3544)
- MIME-Version: 1.0
- Content-Type: text/plain; charset=UTF-8
- Content-Transfer-Encoding: 8bit
- Call 'vugbm_buffer_destroy' in error path to avoid resource leak.
- Fixes: CVE-2021-3544
- Reported-by: Li Qiang <liq3ea@163.com>
- Reviewed-by: Prasad J Pandit <pjp@fedoraproject.org>
- Signed-off-by: Li Qiang <liq3ea@163.com>
- Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
- Message-Id: <20210516030403.107723-3-liq3ea@163.com>
- Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
- ---
- contrib/vhost-user-gpu/vhost-user-gpu.c | 1 +
- 1 file changed, 1 insertion(+)
- diff --git a/contrib/vhost-user-gpu/vhost-user-gpu.c b/contrib/vhost-user-gpu/vhost-user-gpu.c
- index f73f292c9f..b5e153d0d6 100644
- --- a/contrib/vhost-user-gpu/vhost-user-gpu.c
- +++ b/contrib/vhost-user-gpu/vhost-user-gpu.c
- @@ -349,6 +349,7 @@ vg_resource_create_2d(VuGpu *g,
- g_critical("%s: resource creation failed %d %d %d",
- __func__, c2d.resource_id, c2d.width, c2d.height);
- g_free(res);
- + vugbm_buffer_destroy(&res->buffer);
- cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY;
- return;
- }
- --
- 2.25.1
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