UpHeron
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Servers and applications

CVE-2015-7814

Race condition in the relinquish_memory function in arch/arm/domain.c in Xen 4.6.x and earlier allows local domains with partial management control to cause a denial of service (host crash) via vectors involving the destruction of a domain and using XENMEM_decrease_reservation to reduce the memory of the domain.

Severity
Medium 4.7
Published
30 Oct 2015
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
0.3% in the next 30 daysHigher than 20% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Memory buffer errors (CWE-119)Race condition (CWE-362)
Attack
Needs local access · No login needed
Attacker can
Take it down
CVSS vector
AV:L/AC:M/Au:N/C:N/I:N/A:C
Sources
NVD

Affected software

SoftwareAffected versions
XenServers and applications · cpe:o:xen:xen
  • Every version up to 4.6.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2015-7814
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2015-7814