kexec-tools: The kexec-tools packages contain the /sbin/kexec binary and utilities that together form the user-space component of...
CVE-2021-20269 is fixed in kexec-tools on 1 platform, first by RHSA-2021:4404, released November 9, 2021. It is not reported as exploited. Patch Radar priority: Routine.
The kexec-tools packages contain the /sbin/kexec binary and utilities that together form the user-space component of the kernel's kexec feature. The /sbin/kexec binary facilitates a new kernel to boot using the kernel's kexec feature either on a normal or a panic reboot. The kexec fastboot mechanism allows booting a Linux kernel from the context of an already running kernel. Security Fix(es): * kexec-tools: incorrect permissions on kdump dmesg file (CVE-2021-20269) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| kexec-tools · RHEL 8 | 0:2.0.20-57.el8 | RHSA-2021:4404 | Nov 9, 2021 |
| kexec-tools · ol 8 | 0:2.0.20-57.0.3.el8 | ELSA-2021-4404 | Nov 16, 2021 |
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