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redhatRedHatRHSA-2021:3442
HistorySep 07, 2021 - 2:24 p.m.

(RHSA-2021:3442) Important: kpatch-patch security update

2021-09-0714:24:32
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31

0.001 Low

EPSS

Percentile

40.4%

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.

Security Fix(es):

  • kernel: race condition in net/can/bcm.c leads to local privilege escalation (CVE-2021-3609)

  • kernel: use-after-free in route4_change() in net/sched/cls_route.c (CVE-2021-3715)

  • kernel: powerpc: KVM guest OS users can cause host OS memory corruption (CVE-2021-37576)

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.