CVE-2017-2615Out-of-bounds Write in Qemu

Severity
9.1CRITICALNVD
CNA5.5
EPSS
1.0%
top 22.86%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJul 3
Latest updateMay 13

Description

Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue. It could occur while copying VGA data via bitblt copy in backward mode. A privileged user inside a guest could use this flaw to crash the QEMU process resulting in DoS or potentially execute arbitrary code on the host with privileges of QEMU process on the host.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:HExploitability: 2.3 | Impact: 6.0

Affected Packages9 packages

Debianqemu/qemu< 1:2.8+dfsg-3+3
NVDqemu/qemu2.8.0
CVEListV5qemu/displayn/a
NVDxen/xen4.7.1+1
NVDcitrix/xenserver5 versions+4

Also affects: Debian Linux 7.0, Enterprise Linux 7.3, 7.4, 7.5

Patches

🔴Vulnerability Details

3
GHSA
GHSA-wj78-4p23-4g74: Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue2022-05-13
OSV
CVE-2017-2615: Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue2018-07-03
CVEList
CVE-2017-2615: Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vulnerable to an out-of-bounds access issue2018-07-02

📋Vendor Advisories

3
Ubuntu
QEMU vulnerabilities2017-04-20
Red Hat
Qemu: display: cirrus: oob access while doing bitblt copy backward mode2017-01-24
Debian
CVE-2017-2615: qemu - Quick emulator (QEMU) built with the Cirrus CLGD 54xx VGA emulator support is vu...2017

💬Community

3
Bugzilla
CVE-2017-2615 Qemu: display: cirrus: oob access while doing bitblt copy backward mode [fedora-all]2017-02-01
Bugzilla
CVE-2017-2615 Qemu: display: cirrus: oob access while doing bitblt copy backward mode2017-02-01
Bugzilla
CVE-2017-2615 xen: Qemu: display: cirrus: oob access while doing bitblt copy backward mode [fedora-all]2017-02-01
CVE-2017-2615 — Out-of-bounds Write in Qemu | cvebase