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CVE-2014-7154

Date: October 2, 2014

Race condition in HVMOP_track_dirty_vram in Xen 4.0.0 through 4.4.x does not ensure possession of the guarding lock for dirty video RAM tracking, which allows certain local guest domains to cause a denial of service via unspecified vectors.

Language: C

Severity Score

Related Resources (12)

http://xenbits.xen.org/xsa/advisory-104.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html
http://www.debian.org/security/2014/dsa-3041
http://secunia.com/advisories/61890
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html
https://nvd.nist.gov/vuln/detail/CVE-2014-7154
http://security.gentoo.org/glsa/glsa-201412-42.xml
http://www.securitytracker.com/id/1030887
http://secunia.com/advisories/61501
https://www.mend.io/vulnerability-database/CVE-2014-7154

Severity Score

Weakness Type (CWE)

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CWE-362

CVSS v3.1

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

CVSS v2

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

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