CVE-2020-11102 Information

Description

hw/net/tulip.c in QEMU 4.2.0 has a buffer overflow during the copying of tx/rx buffers because the frame size is not validated against the r/w data length.

CVSS Vector

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

Reference

http://www.openwall.com/lists/oss-security/2020/04/06/1 https://lists.gnu.org/archive/html/qemu-devel/2020-03/msg08322.html https://security.gentoo.org/glsa/202005-02

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

LOW

Base Severity

5.6