CVE-2016-4952 — Out-of-bounds Write in Qemu

CWE-787 — Out-of-bounds Write11 documents7 sources
Severity
6.0MEDIUMNVD
OSV6.7
EPSS
0.1%
top 70.60%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
QemuDebian QemuCanonical Ubuntu Linux+1 more
Timeline
PublishedSep 2
Latest updateMay 13

Description

QEMU (aka Quick Emulator), when built with VMWARE PVSCSI paravirtual SCSI bus emulation support, allows local guest OS administrators to cause a denial of service (out-of-bounds array access) via vectors related to the (1) PVSCSI_CMD_SETUP_RINGS or (2) PVSCSI_CMD_SETUP_MSG_RING SCSI command.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:HExploitability: 1.5 | Impact: 4.0

Affected Packages4 packages

▶debiandebian/qemu< qemu 1:2.6+dfsg-2 (bookworm)
▶Debianqemu/qemu< 1:2.6+dfsg-2+3
▶Ubuntuqemu/qemu< 2.0.0+dfsg-2ubuntu1.26+3
▶NVDqemu/qemu2.6.2

Also affects: Debian Linux 8.0, Ubuntu Linux 12.04, 14.04, 16.04

Patches

Patch: lists.gnu.org ↗Patch: lists.gnu.org ↗

🔴Vulnerability Details

4
GHSA
GHSA-4gq5-jc6m-7vp7: QEMU (aka Quick Emulator), when built with VMWARE PVSCSI paravirtual SCSI bus emulation support, allows local guest OS administrators to cause a denia↗2022-05-13
▶
OSV
CVE-2016-4952: QEMU (aka Quick Emulator), when built with VMWARE PVSCSI paravirtual SCSI bus emulation support, allows local guest OS administrators to cause a denia↗2016-09-02
▶
OSV
qemu, qemu-kvm regression↗2016-08-12
▶
OSV
qemu, qemu-kvm vulnerabilities↗2016-08-04
▶

📋Vendor Advisories

4
Ubuntu
QEMU regression↗2016-08-12
▶
Ubuntu
QEMU vulnerabilities↗2016-08-04
▶
Red Hat
Qemu: scsi: pvscsi: out-of-bounds access issue in pvsci_ring_init_msg/data routines↗2016-05-23
▶
Debian
CVE-2016-4952: qemu - QEMU (aka Quick Emulator), when built with VMWARE PVSCSI paravirtual SCSI bus em...↗2016
▶

💬Community

2
Bugzilla
CVE-2016-4952 qemu: scsi: pvscsi: out-of-bounds access issue in pvsci_ring_init_msg/data routines [fedora-all]↗2016-05-23
▶
Bugzilla
CVE-2016-4952 Qemu: scsi: pvscsi: out-of-bounds access issue in pvsci_ring_init_msg/data routines↗2016-05-09
▶