PT-2015-7624 · Xen · Xen

Ian Campbell · Published 2015-10-30 · Updated 2017-07-01 · CVE-2015-7814

Positive Technologies (AI Summary)

CVSS v2.0

4.7

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Xen versions prior to 4.7

Description A race condition exists in the relinquish memory function, allowing local domains with partial management control to cause a denial of service, resulting in a host crash. This can be achieved through vectors involving the destruction of a domain and using the XENMEM decrease reservation function to reduce the memory of the domain.

Recommendations For versions prior to 4.7, update to a newer version to mitigate the risk of a denial of service.

Fix

DoS

Buffer Overflow

Race Condition

Weakness Enumeration

CWE-119

CWE-362

Related Identifiers

CVE-2015-7814

DSA-3414-1

MGASA-2016-0098

Affected Products

Xen

References · 87

• http://debian.org/security/2015/dsa-3414 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-3259 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7970 · Security Note
• https://osv.dev/vulnerability/MGASA-2016-0098 · Vendor Advisory
• https://security.gentoo.org/glsa/201604-03 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2015-7814 · Vendor Advisory
• https://bdu.fstec.ru/vul/2015-12106 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7971 · Security Note
• https://advisories.mageia.org/MGASA-2016-0098.html · Security Note
• https://security-tracker.debian.org/tracker/DSA-3414-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7814 · Security Note
• https://ubuntu.com/security/CVE-2015-7814 · Vendor Advisory
• https://bdu.fstec.ru/vul/2015-11538 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-3340 · Security Note
• https://security-tracker.debian.org/tracker/source-package/xen · Vendor Advisory