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Case File

CVE-2010-4247

MEDIUM · CVSS 5.5 EPSS 0.73%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-01-11 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE
CVE-2010-4247
Severity
MEDIUM
CVSS
5.5
EPSS
0.73%
Linux

Original Filing — NVD 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.