How severe is CVE-2015-6252?

CVE-2015-6252 has a CVSS 2.0 base score of 2.1, rated low severity.

Is CVE-2015-6252 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6252?

CVE-2015-6252 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-6252?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-6252 published?

CVE-2015-6252 was published on 2015-10-19 and last updated on 2026-06-17.

CVE-2015-6252

CVE-2015-6252 is a low-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.

Key facts

Severity: Low (CVSS 2.0 base score 2.1)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Linux Linux Kernel
Published: 2015-10-19
Last modified: 2026-06-17

Description

The vhost_dev_ioctl function in drivers/vhost/vhost.c in the Linux kernel before 4.1.5 allows local users to cause a denial of service (memory consumption) via a VHOST_SET_LOG_FD ioctl call that triggers permanent file-descriptor allocation.

Frequently asked questions

What is CVE-2015-6252?: The vhost_dev_ioctl function in drivers/vhost/vhost.c in the Linux kernel before 4.1.5 allows local users to cause a denial of service (memory consumption) via a VHOST_SET_LOG_FD ioctl call that triggers permanent file-descriptor allocation.
How severe is CVE-2015-6252?: CVE-2015-6252 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-2015-6252 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6252?: CVE-2015-6252 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-6252?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-6252 published?: CVE-2015-6252 was published on 2015-10-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

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