CVE-2019-3812

LOW

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.

References

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/[email protected]/message/CGCFIFSIWUREEQQOZDZFBYKWZHXCWBZN/

https://lists.fedoraproject.org/archives/list/[email protected]/message/KJMTVGDLA654HNCDGLCUEIP36SNJEKK7/

https://seclists.org/bugtraq/2019/May/76

https://usn.ubuntu.com/3923-1/

https://www.debian.org/security/2019/dsa-4454

Details

Source: MITRE

Published: 2019-02-19

Updated: 2019-05-31

Type: CWE-125

Risk Information

CVSS v2.0

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3.0

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM