CVE-2017-8086

medium

Description

Memory leak in the v9fs_list_xattr function in hw/9pfs/9p-xattr.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (memory consumption) via vectors involving the orig_value variable.

References

Advisories
More

https://security.gentoo.org/glsa/201706-03

https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg01636.html

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

https://bugzilla.redhat.com/show_bug.cgi?id=1444781

http://www.securityfocus.com/bid/98012

http://www.openwall.com/lists/oss-security/2017/04/25/5

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=4ffcdef4277a91af15a3c09f7d16af072c29f3f2

Details

Source: Mitre, NVD

Published: 2017-05-02

Updated: 2025-04-20

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 6.5

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