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almalinuxAlmaLinuxALSA-2021:4404
HistoryNov 09, 2021 - 9:17 a.m.

Low: kexec-tools security, bug fix, and enhancement update

2021-11-0909:17:49
errata.almalinux.org
12

0.0004 Low

EPSS

Percentile

12.6%

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 AlmaLinux Release Notes linked from the References section.

OSVersionArchitecturePackageVersionFilename
almalinux8x86_64kexec-tools< 2.0.20-57.el8kexec-tools-2.0.20-57.el8.x86_64.rpm