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5.5
CVSSv3

CVE-2020-27152

Published: 06/11/2020 Updated: 16/11/2020
CVSS v2 Base Score: 2.1 | Impact Score: 2.9 | Exploitability Score: 3.9
CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8
VMScore: 187
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

An issue exists in ioapic_lazy_update_eoi in arch/x86/kvm/ioapic.c in the Linux kernel prior to 5.9.2. It has an infinite loop related to improper interaction between a resampler and edge triggering, aka CID-77377064c3a9.

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References

CWE-835https://bugzilla.kernel.org/show_bug.cgi?id=208767http://www.openwall.com/lists/oss-security/2020/11/03/1https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=77377064c3a94911339f13ce113b3abf265e06dahttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.2https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
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