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CVE-2019-6492

UnknownEPSS 0.46%

Last modified

CVE-2019-6492 is a vulnerability of currently unknown severity. SmartDefragDriver.sys (2.0) in IObit Smart Defrag 6 never frees an executable kernel pool that is allocated with user defined bytes and size when IOCTL 0x9C401CC4 is called. This kernel pointer can be leaked if the kernel pool becomes a "big" pool.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

SmartDefragDriver.sys (2.0) in IObit Smart Defrag 6 never frees an executable kernel pool that is allocated with user defined bytes and size when IOCTL 0x9C401CC4 is called. This kernel pointer can be leaked if the kernel pool becomes a "big" pool.

Metrics

EPSS Probability
0.46%

36.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
IobitSmart Defrag6.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-6492?
SmartDefragDriver.sys (2.0) in IObit Smart Defrag 6 never frees an executable kernel pool that is allocated with user defined bytes and size when IOCTL 0x9C401CC4 is called. This kernel pointer can be leaked if the kernel pool becomes a "big" pool.
How severe is CVE-2019-6492?
Severity scoring for CVE-2019-6492 is pending analysis. The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6492?
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-2019-6492?

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

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Source: NVD / NIST