CVE-2017-5857
Memory leak in the virgl_cmd_resource_unref function in hw/display/virtio-gpu-3d.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_UNREF…
Does this matter?
Lower severity and a low EPSS score (0.39%). Track it; it rarely justifies an emergency change on its own.
Description
Memory leak in the virgl_cmd_resource_unref function in hw/display/virtio-gpu-3d.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_UNREF commands sent without detaching the backing storage beforehand.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
- EPSS
- 0.39% probability · 33th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-401
- Affected
- qemu/qemu
- Source
- secalert@redhat.com
References
- http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=5e8e3c4c75c199aa1017db816fca02be2a9f8798
- http://www.openwall.com/lists/oss-security/2017/02/01/21Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/02/16Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/95993Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1418382Issue Tracking, Patch
- https://security.gentoo.org/glsa/201702-28Third Party Advisory
- http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=5e8e3c4c75c199aa1017db816fca02be2a9f8798
- http://www.openwall.com/lists/oss-security/2017/02/01/21Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/02/16Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/95993Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1418382Issue Tracking, Patch
- https://security.gentoo.org/glsa/201702-28Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.