CVE-2017-15038

medium

Description

Race condition in the v9fs_xattrwalk function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local guest OS users to obtain sensitive information from host heap memory via vectors related to reading extended attributes.

References

http://www.openwall.com/lists/oss-security/2017/10/06/1

https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html

https://lists.gnu.org/archive/html/qemu-devel/2017-10/msg00729.html

https://usn.ubuntu.com/3575-1/

https://www.debian.org/security/2018/dsa-4213

Details

Source: MITRE

Published: 2017-10-10

Updated: 2018-09-07

Type: CWE-362

Risk Information

CVSS v2

Base Score: 1.9

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

Impact Score: 2.9

Exploitability Score: 3.4

Severity: LOW

CVSS v3

Base Score: 5.6

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

Impact Score: 4

Exploitability Score: 1.1

Severity: MEDIUM