vulnerability
Amazon Linux AMI 2: CVE-2021-47320: Security patch for kernel (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:N/I:N/A:C) | May 21, 2024 | May 21, 2025 | May 20, 2026 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
May 21, 2024
Added
May 21, 2025
Modified
May 20, 2026
Description
In the Linux kernel, the following vulnerability has been resolved:
nfs: fix acl memory leak of posix_acl_create()
When looking into another nfs xfstests report, I found acl and
default_acl in nfs3_proc_create() and nfs3_proc_mknod() error
paths are possibly leaked. Fix them in advance.
Solutions
amazon-linux-ami-2-upgrade-bpftoolamazon-linux-ami-2-upgrade-bpftool-debuginfoamazon-linux-ami-2-upgrade-kernelamazon-linux-ami-2-upgrade-kernel-debuginfoamazon-linux-ami-2-upgrade-kernel-debuginfo-common-aarch64amazon-linux-ami-2-upgrade-kernel-debuginfo-common-x86_64amazon-linux-ami-2-upgrade-kernel-develamazon-linux-ami-2-upgrade-kernel-headersamazon-linux-ami-2-upgrade-kernel-livepatch-4-14-241-184-433amazon-linux-ami-2-upgrade-kernel-livepatch-5-10-59-52-142amazon-linux-ami-2-upgrade-kernel-toolsamazon-linux-ami-2-upgrade-kernel-tools-debuginfoamazon-linux-ami-2-upgrade-kernel-tools-develamazon-linux-ami-2-upgrade-perfamazon-linux-ami-2-upgrade-perf-debuginfoamazon-linux-ami-2-upgrade-python-perfamazon-linux-ami-2-upgrade-python-perf-debuginfo
References
- AMAZON-AL2/ALAS-2021-1696
- AMAZON-AL2/ALAS2KERNEL-5.10-2022-004
- AMAZON-AL2/ALAS2KERNEL-5.4-2022-006
- AMAZON-AL2/ALASKERNEL-5.10-2022-004
- AMAZON-AL2/ALASKERNEL-5.4-2022-006
- CVE-2021-47320
- https://attackerkb.com/topics/CVE-2021-47320
- CWE-401
- EUVD-EUVD-2021-34325
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-34325
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