The (1) do_send and (2) do_recv functions in io.c in libvchan in Xen 4.2.x, 4.3.x, and 4.4-RC series allows local guests to cause a denial of service or possibly gain privileges via crafted xenstore ring indexes, which triggers a "read or write past the end of the ring."
Advisories
Source ID Title
EUVD EUVD EUVD-2014-1958 The (1) do_send and (2) do_recv functions in io.c in libvchan in Xen 4.2.x, 4.3.x, and 4.4-RC series allows local guests to cause a denial of service or possibly gain privileges via crafted xenstore ring indexes, which triggers a "read or write past the end of the ring."
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T09:58:15.436Z

Reserved: 2014-02-07T00:00:00

Link: CVE-2014-1896

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2014-04-01T06:35:53.607

Modified: 2025-04-12T10:46:40.837

Link: CVE-2014-1896

cve-icon Redhat

Severity : Moderate

Publid Date: 2014-02-06T00:00:00Z

Links: CVE-2014-1896 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses