CVE-2017-11334

MEDIUM

Qemu < 2.9.1 - Out-of-Bounds Read

Title source: rule

Description

The address_space_write_continue function in exec.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds access and guest instance crash) by leveraging use of qemu_map_ram_ptr to access guest ram block area.

References (13)

[Third Party Advisory] http://www.debian.org/security/2017/dsa-3925

[Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2017/07/17/4

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/99895

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:3369

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:3466

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:3470

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:3471

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:3472

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:3473

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:3474

[Issue Tracking, Patch, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=1471638

[Mailing List, Patch, Vendor Advisory] https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg03775.html

[Third Party Advisory] https://usn.ubuntu.com/3575-1/

Scores

CVSS v3 4.4

EPSS 0.0004

EPSS Percentile 12.1%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-125

Status published

Products (3)

qemu/qemu < 2.9.1

debian/debian_linux

n/a/n/a

Published Aug 02, 2017

Tracked Since Feb 18, 2026