What is CVE-2013-2140?

CVE-2013-2140 is a Low severity Linux kernel vulnerability with a CVSS score of 3.8 out of 10, classified as a Improper Input Validation flaw (CWE-20). CVE-2013-2140 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2013-2140?

CVE-2013-2140 has a CVSS score of 3.8 out of 10, rated Low severity. The vector string is AV:A/AC:M/Au:S/C:N/I:P/A:P.

Is there a patch available for CVE-2013-2140?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2013-2140 patch availability.

Is CVE-2013-2140 actively exploited?

CVE-2013-2140 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2013-2140

Low

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.

Package Linux Kernel

Published 2013-09-25

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

3.8

out of 10

Low

Attack Vector

Adjacent

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

None

Integrity

Availability

Vector string

AV:A/AC:M/Au:S/C:N/I:P/A:P

Weakness type

CWE-20

CVE-2013-2140 is a Improper Input Validation vulnerability

What is Improper Input Validation?

The product receives input but does not validate it correctly, allowing attackers to craft inputs that cause unexpected behavior. Learn more on MITRE CWE

References

14 total

Showing 5 of 14 references View all on NVD

Details

CVE ID CVE-2013-2140

Severity Low

CVSS score 3.8 / 10

CVSS version 2.0

Published 2013-09-25

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2013-2140?

CVE-2013-2140 is a Low severity Linux kernel vulnerability with a CVSS score of 3.8 out of 10 , classified as an Improper Input Validation flaw (CWE-20) . CVE-2013-2140 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2013-2140?

CVE-2013-2140 has a CVSS score of 3.8 out of 10, rated Low severity (CVSS 2.0). The vector string is AV:A/AC:M/Au:S/C:N/I:P/A:P.
Is there a patch available for CVE-2013-2140?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2013-2140 patch availability.
Is CVE-2013-2140 actively exploited?

No. CVE-2013-2140 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.