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CVE-2016-8578

Date: November 4, 2016

The v9fs_iov_vunmarshal function in fsdev/9p-iov-marshal.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) by sending an empty string parameter to a 9P operation.

Language: C

Severity Score

Related Resources (12)

http://www.securityfocus.com/bid/93474
http://www.openwall.com/lists/oss-security/2016/10/10/8
https://security-tracker.debian.org/tracker/CVE-2016-8578
https://nvd.nist.gov/vuln/detail/CVE-2016-8578
https://security.alpinelinux.org/vuln/CVE-2016-8578
http://www.openwall.com/lists/oss-security/2016/10/10/14
https://security.gentoo.org/glsa/201611-11
http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-8578
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg07143.html
https://www.mend.io/vulnerability-database/CVE-2016-8578

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

Insufficient Information

NVD-CWE-noinfo

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
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): PARTIAL
Additional information:

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