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CVE-2018-20856

UnknownEPSS 0.71%

Last modified

CVE-2018-20856 is a vulnerability of currently unknown severity. An issue was discovered in the Linux kernel before 4.18.7. In block/blk-core.c, there is an __blk_drain_queue() use-after-free because a certain error case is mishandled.. EPSS estimates a 0.71% chance of exploitation in the next 30 days.

Description

An issue was discovered in the Linux kernel before 4.18.7. In block/blk-core.c, there is an __blk_drain_queue() use-after-free because a certain error case is mishandled.

Metrics

EPSS Probability
0.71%

48.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel< 4.18.7

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-20856?
An issue was discovered in the Linux kernel before 4.18.7. In block/blk-core.c, there is an __blk_drain_queue() use-after-free because a certain error case is mishandled.
How severe is CVE-2018-20856?
Severity scoring for CVE-2018-20856 is pending analysis. The EPSS model estimates a 0.71% probability of exploitation in the next 30 days.
How do I fix CVE-2018-20856?
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.

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Source: NVD / NIST