Loop with Unreachable Exit Condition ('Infinite Loop') Affecting kernel-devel package, versions <0:3.10.0-514.el7
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS7-KERNELDEVEL-2069798
- published26 Jul 2021
- disclosed28 Jul 2016
Introduced: 28 Jul 2016
CVE-2016-5412 (opens in a new tab)How to fix?
Upgrade Centos:7 kernel-devel to version 0:3.10.0-514.el7 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-devel package and not the kernel-devel package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
arch/powerpc/kvm/book3s_hv_rmhandlers.S in the Linux kernel through 4.7 on PowerPC platforms, when CONFIG_KVM_BOOK3S_64_HV is enabled, allows guest OS users to cause a denial of service (host OS infinite loop) by making a H_CEDE hypercall during the existence of a suspended transaction.
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=93d17397e4e2182fdaad503e2f9da46202c0f1c3
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f024ee098476a3e620232e4a78cfac505f121245
- https://bugzilla.redhat.com/show_bug.cgi?id=1349916
- https://github.com/torvalds/linux/commit/93d17397e4e2182fdaad503e2f9da46202c0f1c3
- https://github.com/torvalds/linux/commit/f024ee098476a3e620232e4a78cfac505f121245
- https://access.redhat.com/security/cve/CVE-2016-5412
- http://www.openwall.com/lists/oss-security/2016/07/28/2
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- https://access.redhat.com/errata/RHSA-2016:2574