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

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

2021-11-0909:17:49
Google
osv.dev
4

6.4 Medium

AI Score

Confidence

Low

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 Rocky Linux 8.5 Release Notes linked from the References section.

6.4 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

12.6%