CVE-2013-6763

CVE-2013-6763 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-119.

Key facts

Description

The uio_mmap_physical function in drivers/uio/uio.c in the Linux kernel before 3.12 does not validate the size of a memory block, which allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted mmap operations, a different vulnerability than CVE-2013-4511.

Frequently asked questions

What is CVE-2013-6763?
The uio_mmap_physical function in drivers/uio/uio.c in the Linux kernel before 3.12 does not validate the size of a memory block, which allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted mmap operations, a different vulnerability than CVE-2013-4511.
How severe is CVE-2013-6763?
CVE-2013-6763 has a CVSS 2.0 base score of 6.9, rated medium severity.
Is CVE-2013-6763 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-6763?
CVE-2013-6763 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-6763?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-6763 published?
CVE-2013-6763 was published on 2013-11-12 and last updated on 2026-06-17.

References

Affected products (1)

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