Description
The do_block_io_op function in (1) drivers/xen/blkback/blkback.c and (2) drivers/xen/blktap/blktap.c in Xen before 3.4.0 for the Linux kernel 2.6.18, and possibly other versions, allows guest OS users to cause a denial of service (infinite loop and CPU consumption) via a large production request index to the blkback or blktap back-end drivers. NOTE: some of these details are obtained from third party information.
Published: 2011-01-11
Score: 5.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2010-4220 The do_block_io_op function in (1) drivers/xen/blkback/blkback.c and (2) drivers/xen/blktap/blktap.c in Xen before 3.4.0 for the Linux kernel 2.6.18, and possibly other versions, allows guest OS users to cause a denial of service (infinite loop and CPU consumption) via a large production request index to the blkback or blktap back-end drivers. NOTE: some of these details are obtained from third party information.
Ubuntu USN Ubuntu USN USN-1170-1 Linux kernel vulnerabilities
History

No history.

Subscriptions

Citrix Xen
Linux Linux Kernel
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-07T03:34:37.933Z

Reserved: 2010-11-16T00:00:00.000Z

Link: CVE-2010-4247

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2011-01-11T03:00:04.063

Modified: 2026-04-29T01:13:23.040

Link: CVE-2010-4247

cve-icon Redhat

Severity : Moderate

Publid Date: 2008-01-18T00:00:00Z

Links: CVE-2010-4247 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses