ALT-PU-2022-1266-1
Package kernel-image-centos updated to version 5.14.0.57-alt1.el9 for branch sisyphus in task 295119.
Closed vulnerabilities
Published: 2021-12-16
BDU:2022-00026
Уязвимость реализации системного вызова TEE_IOC_OPEN_SESSION или TEE_IOC_INVOKE ядра операционных систем Linux, позволяющая нарушителю вызвать отказ в обслуживании или повысить свои привилегии
Severity: HIGH (7.0)
Vector: AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2021-12-22
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2021-44733
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.
Severity: HIGH (7.0)
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
References:
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dfd0743f1d9ea76931510ed150334d571fbab49d
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dfd0743f1d9ea76931510ed150334d571fbab49d
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/tee/tee_shm.c
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/tee/tee_shm.c
- https://github.com/pjlantz/optee-qemu/blob/main/README.md
- https://github.com/pjlantz/optee-qemu/blob/main/README.md
- [debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update
- [debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update
- https://lore.kernel.org/lkml/20211215092501.1861229-1-jens.wiklander%40linaro.org/
- https://lore.kernel.org/lkml/20211215092501.1861229-1-jens.wiklander%40linaro.org/
- https://security.netapp.com/advisory/ntap-20220114-0003/
- https://security.netapp.com/advisory/ntap-20220114-0003/
- DSA-5096
- DSA-5096