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CVE-2015-8743

Date: December 29, 2016

QEMU (aka Quick Emulator) built with the NE2000 device emulation support is vulnerable to an OOB r/w access issue. It could occur while performing 'ioport' r/w operations. A privileged (CAP_SYS_RAWIO) user/process could use this flaw to leak or corrupt QEMU memory bytes.

Language: C

Severity Score

Related Resources (15)

https://access.redhat.com/security/cve/CVE-2015-8743
https://security-tracker.debian.org/tracker/CVE-2015-8743
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-8743
http://www.securityfocus.com/bid/79820
http://www.debian.org/security/2016/dsa-3469
http://www.securitytracker.com/id/1034574
https://security.gentoo.org/glsa/201602-01
http://www.openwall.com/lists/oss-security/2016/01/04/1
http://www.debian.org/security/2016/dsa-3470
http://www.openwall.com/lists/oss-security/2016/01/04/2
https://nvd.nist.gov/vuln/detail/CVE-2015-8743
http://www.debian.org/security/2016/dsa-3471
https://lists.gnu.org/archive/html/qemu-devel/2016-01/msg00050.html
https://bugzilla.redhat.com/show_bug.cgi?id=1264929
https://www.mend.io/vulnerability-database/CVE-2015-8743

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Out-of-bounds Write

CWE-787

CVSS v3.1

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

CVSS v2

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

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