vulnerability
Red Hat: CVE-2020-27152: CVE-2020-27152 Kernel: KVM: host stack overflow due to lazy update IOAPIC (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:L/AC:L/Au:N/C:N/I:N/A:P) | Nov 6, 2020 | Apr 8, 2021 | Aug 11, 2025 |
Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
Nov 6, 2020
Added
Apr 8, 2021
Modified
Aug 11, 2025
Description
An issue was discovered in ioapic_lazy_update_eoi in arch/x86/kvm/ioapic.c in the Linux kernel before 5.9.2. It has an infinite loop related to improper interaction between a resampler and edge triggering, aka CID-77377064c3a9.
Solutions
redhat-upgrade-kernelredhat-upgrade-kernel-rt
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