Improperly Implemented Security Check for Standard Affecting kernel-bootwrapper package, versions <0:3.10.0-514.el7
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Test your applications- Snyk ID SNYK-RHEL7-KERNELBOOTWRAPPER-1452582
- published 26 Jul 2021
- disclosed 5 Mar 2016
Introduced: 5 Mar 2016
CVE-2016-3699 Open this link in a new tabHow to fix?
Upgrade RHEL:7 kernel-bootwrapper to version 0:3.10.0-514.el7 or higher.
This issue was patched in RHSA-2016:2574.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-bootwrapper package and not the kernel-bootwrapper package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
The Linux kernel, as used in Red Hat Enterprise Linux 7.2 and Red Hat Enterprise MRG 2 and when booted with UEFI Secure Boot enabled, allows local users to bypass intended Secure Boot restrictions and execute untrusted code by appending ACPI tables to the initrd.
References
- http://www.securityfocus.com/bid/93114
- https://bugzilla.redhat.com/show_bug.cgi?id=1329653
- https://access.redhat.com/security/cve/CVE-2016-3699
- https://github.com/mjg59/linux/commit/a4a5ed2835e8ea042868b7401dced3f517cafa76
- http://www.openwall.com/lists/oss-security/2016/09/22/4
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- https://access.redhat.com/errata/RHSA-2016:2574