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CVE-2017-6386 Virglrenderer: memory leakage while in vrend_create_vertex_elements_state
From: P J P <ppandit () redhat com>
Date: Wed, 1 Mar 2017 12:08:16 +0530 (IST)
Hello,Virgil 3d project, used by Quick Emulator(Qemu) to implement 3D GPU support for the virtio GPU, is vulnerable to memory leakage issue. It could occur when a guest tries to create vertex elements via 'VIRGL_OBJECT_VERTEX_ELEMENTS' command.
A guest user/process could use this flaw to leak host memory resulting in DoS. Upstream patch: --------------- -> https://cgit.freedesktop.org/virglrenderer/commit/?id=737c3350850ca4dbc5633b3bdb4118176ce59920 Reference: ---------- -> https://bugzilla.redhat.com/show_bug.cgi?id=1427472 This issue was reported by Li Qiang of 360.cn Inc. 'CVE-2017-6386' assigned via -> http://cveform.mitre.org/ Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
Current thread:
- CVE-2017-6386 Virglrenderer: memory leakage while in vrend_create_vertex_elements_state P J P (Feb 28)