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CVE-2010-0309

UnknownEPSS 2.72%

Last modified

CVE-2010-0309 is a vulnerability of currently unknown severity. The pit_ioport_read function in the Programmable Interval Timer (PIT) emulation in i8254.c in KVM 83 does not properly use the pit_state data structure, which allows guest OS users to cause a denial of service (host OS crash or hang) by attempting to read the /dev/port file.. EPSS estimates a 2.72% chance of exploitation in the next 30 days.

Description

The pit_ioport_read function in the Programmable Interval Timer (PIT) emulation in i8254.c in KVM 83 does not properly use the pit_state data structure, which allows guest OS users to cause a denial of service (host OS crash or hang) by attempting to read the /dev/port file.

Metrics

EPSS Probability
2.72%

84.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxKernelAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2010-0309?
The pit_ioport_read function in the Programmable Interval Timer (PIT) emulation in i8254.c in KVM 83 does not properly use the pit_state data structure, which allows guest OS users to cause a denial of service (host OS crash or hang) by attempting to read the /dev/port file.
How severe is CVE-2010-0309?
Severity scoring for CVE-2010-0309 is pending analysis. The EPSS model estimates a 2.72% probability of exploitation in the next 30 days.
How do I fix CVE-2010-0309?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2010-0309?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST