CVE-2017-8086

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.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 4.9 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.0 / Impact : 4.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

4.9^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg01636.html	Mailing List Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1444781	Issue Tracking Patch Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/98012	Third Party Advisory VDB Entry
http://www.openwall.com/lists/oss-security/2017/04/25/5	Mailing List Patch Third Party Advisory
http://git.qemu.org/?p=qemu.git;a=commit;h=4ffcdef4277a91af15a3c09f7d16af072c29f3f2	Patch Vendor Advisory
https://security.gentoo.org/glsa/201706-03	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html	Mailing List Third Party Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:qemu:qemu::::::::
	cpe:2.3:a:qemu:qemu:2.9.0:rc0::::::
	cpe:2.3:a:qemu:qemu:2.9.0:rc1::::::
	cpe:2.3:a:qemu:qemu:2.9.0:rc2::::::
	cpe:2.3:a:qemu:qemu:2.9.0:rc3::::::

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Information

Published : 2017-05-02 07:59

Updated : 2020-09-10 10:28

NVD link : CVE-2017-8086

Mitre link : CVE-2017-8086

JSON object : View

CWE

CWE-772

Missing Release of Resource after Effective Lifetime

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Products Affected

debian

debian_linux

qemu

qemu

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