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CVE-2017-8086

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Date: May 2, 2017

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.

Language: C

Severity Score

Related Resources (11)

https://security-tracker.debian.org/tracker/CVE-2017-8086
https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg01636.html
https://nvd.nist.gov/vuln/detail/CVE-2017-8086
https://security.gentoo.org/glsa/201706-03
https://bugzilla.redhat.com/show_bug.cgi?id=1444781
http://www.openwall.com/lists/oss-security/2017/04/25/5
http://www.securityfocus.com/bid/98012
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-8086
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=4ffcdef4277a91af15a3c09f7d16af072c29f3f2
https://www.mend.io/vulnerability-database/CVE-2017-8086

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

Missing Release of Resource after Effective Lifetime

CWE-772

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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