Loop with Unreachable Exit Condition ('Infinite Loop') Affecting kernel-zfcpdump-devel package, versions <0:4.18.0-240.22.1.el8_3
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Test your applications- Snyk ID SNYK-RHEL8-KERNELZFCPDUMPDEVEL-3973428
- published 26 Jul 2021
- disclosed 2 Aug 2020
Introduced: 2 Aug 2020
CVE-2020-27152 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-zfcpdump-devel to version 0:4.18.0-240.22.1.el8_3 or higher.
This issue was patched in RHSA-2021:1093.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-zfcpdump-devel package and not the kernel-zfcpdump-devel package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
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.
References
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.2
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=77377064c3a94911339f13ce113b3abf265e06da
- https://access.redhat.com/security/cve/CVE-2020-27152
- https://bugzilla.kernel.org/show_bug.cgi?id=208767
- http://www.openwall.com/lists/oss-security/2020/11/03/1
- https://access.redhat.com/errata/RHSA-2021:1093