CVE-2019-3812 Information

Description

QEMU through version 2.10 and through version 3.1.0 is vulnerable to an out-of-bounds read of up to 128 bytes in the hw/i2c/i2c-ddc.c:i2c_ddc() function. A local attacker with permission to execute i2c commands could exploit this to read stack memory of the qemu process on the host.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00094.html http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00040.html http://www.securityfocus.com/bid/107059 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3812 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CGCFIFSIWUREEQQOZDZFBYKWZHXCWBZN/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KJMTVGDLA654HNCDGLCUEIP36SNJEKK7/ https://seclists.org/bugtraq/2019/May/76 https://usn.ubuntu.com/3923-1/ https://www.debian.org/security/2019/dsa-4454

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.5