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CVE-2018-15594

UnknownEPSS 0.55%

Last modified

CVE-2018-15594 is a vulnerability of currently unknown severity. arch/x86/kernel/paravirt.c in the Linux kernel before 4.18.1 mishandles certain indirect calls, which makes it easier for attackers to conduct Spectre-v2 attacks against paravirtual guests.. EPSS estimates a 0.55% chance of exploitation in the next 30 days.

Description

arch/x86/kernel/paravirt.c in the Linux kernel before 4.18.1 mishandles certain indirect calls, which makes it easier for attackers to conduct Spectre-v2 attacks against paravirtual guests.

Metrics

EPSS Probability
0.55%

41.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DebianDebian Linux8.0
DebianDebian Linux9.0
CanonicalUbuntu Linux12.04
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux16.04
CanonicalUbuntu Linux18.04
LinuxLinux Kernel< 4.18.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-15594?
arch/x86/kernel/paravirt.c in the Linux kernel before 4.18.1 mishandles certain indirect calls, which makes it easier for attackers to conduct Spectre-v2 attacks against paravirtual guests.
How severe is CVE-2018-15594?
Severity scoring for CVE-2018-15594 is pending analysis. The EPSS model estimates a 0.55% probability of exploitation in the next 30 days.
How do I fix CVE-2018-15594?
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-2018-15594?

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

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Source: NVD / NIST