What is CVE-2013-5634?

CVE-2013-5634 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.3 out of 10. CVE-2013-5634 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2013-5634?

CVE-2013-5634 has a CVSS score of 4.3 out of 10, rated Medium severity. The vector string is AV:A/AC:H/Au:S/C:N/I:N/A:C.

Is there a patch available for CVE-2013-5634?

No patch is currently available for CVE-2013-5634. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2013-5634 actively exploited?

CVE-2013-5634 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2013-5634

Medium

arch/arm/kvm/arm.c in the Linux kernel before 3.10 on the ARM platform, when KVM is used, allows host OS users to cause a denial of service (NULL pointer dereference, OOPS, and host OS crash) or possibly have unspecified other impact by omitting vCPU initialization before a KVM_GET_REG_LIST ioctl call.

Package Linux Kernel

Published 2013-09-25

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

4.3

out of 10

Medium

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

User Interaction

Scope

Confidentiality

High

Integrity

None

Availability

Vector string

AV:A/AC:H/Au:S/C:N/I:N/A:C

Weakness type

CWE-399

CVE-2013-5634 is classified as CWE-399

See CWE-399 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2013-5634 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Openwall
http://www.openwall.com/lists/oss-security/2013/08/26/4
Securityfocus
http://www.securityfocus.com/bid/61995
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e8180dcaa8470ceca21109f143876fdcd9fe050a
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/e8180dcaa8470ceca21109f143876fdcd9fe050a
Patch
Kernel patch commit
https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.10.bz2
Patch

Details

CVE ID CVE-2013-5634

Severity Medium

CVSS score 4.3 / 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-2013-5634?

CVE-2013-5634 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.3 out of 10 . CVE-2013-5634 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2013-5634?

CVE-2013-5634 has a CVSS score of 4.3 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:A/AC:H/Au:S/C:N/I:N/A:C.
Is there a patch available for CVE-2013-5634?

No patch is currently available for CVE-2013-5634. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2013-5634 actively exploited?

No — CVE-2013-5634 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.