Vulnerability CVE-2017-8086
Published: 2017-05-02

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.

Type:

CWE-772

CVSS2 => (AV:L/AC:L/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.9/10
6.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
QEMU -> QEMU 

 References:
http://git.qemu.org/?p=qemu.git;a=commit;h=4ffcdef4277a91af15a3c09f7d16af072c29f3f2
http://www.openwall.com/lists/oss-security/2017/04/25/5
http://www.securityfocus.com/bid/98012
https://bugzilla.redhat.com/show_bug.cgi?id=1444781
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg01636.html
https://security.gentoo.org/glsa/201706-03
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