[Bug 1023073] New: VUL-0: kvm: qemu: display: virtio-gpu-3d: host memory leakage in virgl_cmd_resource_unref
http://bugzilla.opensuse.org/show_bug.cgi?id=1023073 Bug ID: 1023073 Summary: VUL-0: kvm: qemu: display: virtio-gpu-3d: host memory leakage in virgl_cmd_resource_unref Classification: openSUSE Product: openSUSE Distribution Version: Leap 42.2 Hardware: Other OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Security Assignee: security-team@suse.de Reporter: mikhail.kasimov@gmail.com QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- Ref: http://seclists.org/oss-sec/2017/q1/272 =============================================== Hello, Quick Emulator(Qemu) built with the Virtio GPU Device emulator support is vulnerable to a host memory leakage issue. It could occur while processing 'VIRTIO_GPU_CMD_RESOURCE_UNREF' command. A guest user/process could use this flaw to leak host memory resulting in DoS. Upstream patch: --------------- -> https://lists.nongnu.org/archive/html/qemu-devel/2017-01/msg04615.html Reference: ---------- -> https://bugzilla.redhat.com/show_bug.cgi?id=1418382 This issue was reported by Mr Li Qiang of 360.cn Inc. Thank you. -- Prasad J Pandit / Red Hat Product Security Team 47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F =============================================== -- You are receiving this mail because: You are on the CC list for the bug.
http://bugzilla.opensuse.org/show_bug.cgi?id=1023073 Mikhail Kasimov <mikhail.kasimov@gmail.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|VUL-0: kvm: qemu: display: |VUL-0: CVE-2017-5857: kvm: |virtio-gpu-3d: host memory |qemu: display: |leakage in |virtio-gpu-3d: host memory |virgl_cmd_resource_unref |leakage in | |virgl_cmd_resource_unref Alias| |CVE-2017-5857 -- You are receiving this mail because: You are on the CC list for the bug.
http://bugzilla.opensuse.org/show_bug.cgi?id=1023073 http://bugzilla.opensuse.org/show_bug.cgi?id=1023073#c2 --- Comment #2 from Mikhail Kasimov <mikhail.kasimov@gmail.com> --- Use CVE-2017-5857. This is not yet available at http://git.qemu.org/?p=qemu.git;a=history;f=hw/display/virtio-gpu-3d.c but that may be an expected place for a later update. - -- CVE Assignment Team M/S M300, 202 Burlington Road, Bedford, MA 01730 USA [ A PGP key is available for encrypted communications at http://cve.mitre.org/cve/request_id.html ] -- You are receiving this mail because: You are on the CC list for the bug.
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