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Test your applicationsUpgrade RHEL:8
kernel-tools-libs-devel
to version 0:4.18.0-372.9.1.el8 or higher.
This issue was patched in RHSA-2022:1988
.
Note: Versions mentioned in the description apply only to the upstream kernel-tools-libs-devel
package and not the kernel-tools-libs-devel
package as distributed by RHEL
.
See How to fix?
for RHEL:8
relevant fixed versions and status.
A use-after-free exists in drivers/tee/tee_shm.c in the TEE subsystem in the Linux kernel through 5.15.11. This occurs because of a race condition in tee_shm_get_from_id during an attempt to free a shared memory object.