CVE-2015-3259

CVE-2015-3259 is a medium-severity vulnerability in Xen with a CVSS 2.0 base score of 6.8. 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

Description

Stack-based buffer overflow in the xl command line utility in Xen 4.1.x through 4.5.x allows local guest administrators to gain privileges via a long configuration argument.

Frequently asked questions

What is CVE-2015-3259?
Stack-based buffer overflow in the xl command line utility in Xen 4.1.x through 4.5.x allows local guest administrators to gain privileges via a long configuration argument.
How severe is CVE-2015-3259?
CVE-2015-3259 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2015-3259 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-3259?
CVE-2015-3259 primarily affects Xen. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-3259?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-3259 published?
CVE-2015-3259 was published on 2015-07-16 and last updated on 2026-06-17.

References

Affected products (19)

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