CVE-2013-6383 Missing authorization in n/a

What is CVE-2013-6383?

CVE-2013-6383 is a medium-severity missing authorization vulnerability in Linux kernel, published on 27 Nov 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-264

Which versions are affected by CVE-2013-6383?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2013-6383?

Apply the vendor's patch.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2013-6383 being exploited?

There is no known exploitation of CVE-2013-6383 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2013-6383, GHSA-74gg-23j5-g686.