How severe is CVE-2013-6383?

CVE-2013-6383 has a CVSS 2.0 base score of 6.9, rated medium severity.

Is CVE-2013-6383 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-6383?

CVE-2013-6383 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2013-6383?

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

When was CVE-2013-6383 published?

CVE-2013-6383 was published on 2013-11-27 and last updated on 2026-06-17.

CVE-2013-6383

CVE-2013-6383 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 6.9. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 6.9)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Linux Linux Kernel
Published: 2013-11-27
Last modified: 2026-06-17

Description

The aac_compat_ioctl function in drivers/scsi/aacraid/linit.c in the Linux kernel before 3.11.8 does not require the CAP_SYS_RAWIO capability, which allows local users to bypass intended access restrictions via a crafted ioctl call.

Frequently asked questions

What is CVE-2013-6383?: The aac_compat_ioctl function in drivers/scsi/aacraid/linit.c in the Linux kernel before 3.11.8 does not require the CAP_SYS_RAWIO capability, which allows local users to bypass intended access restrictions via a crafted ioctl call.
How severe is CVE-2013-6383?: CVE-2013-6383 has a CVSS 2.0 base score of 6.9, rated medium severity.
Is CVE-2013-6383 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-6383?: CVE-2013-6383 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-6383?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-6383 published?: CVE-2013-6383 was published on 2013-11-27 and last updated on 2026-06-17.

References

Affected products (1)

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

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