CVE-2013-4483

CVE-2013-4483 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 4.9. 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-189.

Key facts

Description

The ipc_rcu_putref function in ipc/util.c in the Linux kernel before 3.10 does not properly manage a reference count, which allows local users to cause a denial of service (memory consumption or system crash) via a crafted application.

Frequently asked questions

What is CVE-2013-4483?
The ipc_rcu_putref function in ipc/util.c in the Linux kernel before 3.10 does not properly manage a reference count, which allows local users to cause a denial of service (memory consumption or system crash) via a crafted application.
How severe is CVE-2013-4483?
CVE-2013-4483 has a CVSS 2.0 base score of 4.9, rated medium severity.
Is CVE-2013-4483 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-2013-4483?
CVE-2013-4483 primarily affects Linux Linux Kernel. In total, 246 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4483?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4483 published?
CVE-2013-4483 was published on 2013-11-04 and last updated on 2026-06-16.

References

Affected products (246)

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