CVE-2017-5898 Information

Description

Integer overflow in the emulated_apdu_from_guest function in usb/dev-smartcard-reader.c in Quick Emulator (Qemu) when built with the CCID Card device emulator support allows local users to cause a denial of service (application crash) via a large Application Protocol Data Units (APDU) unit.

CVSS Vector

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

Reference

http://git.qemu-project.org/?p=qemu.git;a=commit;h=c7dfbf322595ded4e70b626bf83158a9f3807c6a http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00045.html http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00048.html http://www.openwall.com/lists/oss-security/2017/02/07/3 http://www.securityfocus.com/bid/96112 https://access.redhat.com/errata/RHSA-2017:1856 https://access.redhat.com/errata/RHSA-2017:2392 https://bugzilla.redhat.com/show_bug.cgi?id=1419699 https://security.gentoo.org/glsa/201702-28

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5