vulnerability
Gentoo Linux: CVE-2017-2620: Xen: Privilege Escalation
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:L/Au:S/C:C/I:C/A:C) | Mar 28, 2017 | Oct 30, 2017 | Aug 13, 2025 |
Severity
9
CVSS
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
Published
Mar 28, 2017
Added
Oct 30, 2017
Modified
Aug 13, 2025
Description
Quick emulator (QEMU) before 2.8 built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an out-of-bounds access issue. The issue could occur while copying VGA data in cirrus_bitblt_cputovideo. A privileged user inside guest could use this flaw to crash the QEMU process OR potentially execute arbitrary code on host with privileges of the QEMU process.
Solutions
gentoo-linux-upgrade-app-emulation-qemugentoo-linux-upgrade-app-emulation-xen-tools
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