Use After Free Affecting kernel-rt-debug-kvm package, versions <0:4.18.0-240.rt7.54.el8
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Test your applications- Snyk ID SNYK-CENTOS8-KERNELRTDEBUGKVM-2077015
- published 26 Jul 2021
- disclosed 17 Jul 2020
Introduced: 17 Jul 2020
CVE-2020-0305 Open this link in a new tabHow to fix?
Upgrade Centos:8 kernel-rt-debug-kvm to version 0:4.18.0-240.rt7.54.el8 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-kvm package and not the kernel-rt-debug-kvm package as distributed by Centos.
See How to fix? for Centos:8 relevant fixed versions and status.
In cdev_get of char_dev.c, there is a possible use-after-free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10Android ID: A-153467744
References
- https://source.android.com/security/bulletin/pixel/2020-06-01
- https://access.redhat.com/security/cve/CVE-2020-0305
- https://access.redhat.com/errata/RHSA-2020:4609
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.html