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Test your applicationsUpgrade RHEL:8
kernel-doc
to version 0:4.18.0-193.56.1.el8_2 or higher.
This issue was patched in RHSA-2021:2185
.
Note: Versions mentioned in the description apply only to the upstream kernel-doc
package and not the kernel-doc
package as distributed by RHEL
.
See How to fix?
for RHEL:8
relevant fixed versions and status.
A pivot_root race condition in fs/namespace.c in the Linux kernel 4.4.x before 4.4.221, 4.9.x before 4.9.221, 4.14.x before 4.14.178, 4.19.x before 4.19.119, and 5.x before 5.3 allows local users to cause a denial of service (panic) by corrupting a mountpoint reference counter.