The dispatch_discard_io function in drivers/block/xen-blkback/blkback.c in the Xen blkback implementation in the Linux kernel before 3.10.5 allows guest OS users to cause a denial of service (data loss) via filesystem write operations on a read-only disk that supports the (1) BLKIF_OP_DISCARD (aka discard or TRIM) or (2) SCSI UNMAP feature.
Published 2013-09-25 10:31:29
Updated 2023-02-13 04:42:56
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Input validationDenial of service

Threat overview for CVE-2013-2140

Top countries where our scanners detected CVE-2013-2140
Top open port discovered on systems with this issue 49152
IPs affected by CVE-2013-2140 263,317
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2013-2140!
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Exploit prediction scoring system (EPSS) score for CVE-2013-2140

0.25%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 62 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2013-2140

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
3.8
LOW AV:A/AC:M/Au:S/C:N/I:P/A:P
4.4
4.9
NIST

CWE ids for CVE-2013-2140

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2013-2140

Products affected by CVE-2013-2140

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