Amazon Linux 2 Security Advisory: ALAS-2023-2035
Advisory Release Date: 2023-05-11 17:49 Pacific
Advisory Updated Date: 2023-05-16 15:16 Pacific
Severity:
Medium
Issue Overview:
A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw could allow a privileged local user to cause a system crash or other undefined behaviors. (CVE-2023-2513)
qfq_change_class in net/sched/sch_qfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQ_MIN_LMAX. (CVE-2023-31436)
Affected Packages:
kernel
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update kernel to update your system.
New Packages:
aarch64:
kernel-4.14.314-237.533.amzn2.aarch64
kernel-headers-4.14.314-237.533.amzn2.aarch64
kernel-debuginfo-common-aarch64-4.14.314-237.533.amzn2.aarch64
perf-4.14.314-237.533.amzn2.aarch64
perf-debuginfo-4.14.314-237.533.amzn2.aarch64
python-perf-4.14.314-237.533.amzn2.aarch64
python-perf-debuginfo-4.14.314-237.533.amzn2.aarch64
kernel-tools-4.14.314-237.533.amzn2.aarch64
kernel-tools-devel-4.14.314-237.533.amzn2.aarch64
kernel-tools-debuginfo-4.14.314-237.533.amzn2.aarch64
kernel-devel-4.14.314-237.533.amzn2.aarch64
kernel-debuginfo-4.14.314-237.533.amzn2.aarch64
i686:
kernel-headers-4.14.314-237.533.amzn2.i686
src:
kernel-4.14.314-237.533.amzn2.src
x86_64:
kernel-4.14.314-237.533.amzn2.x86_64
kernel-headers-4.14.314-237.533.amzn2.x86_64
kernel-debuginfo-common-x86_64-4.14.314-237.533.amzn2.x86_64
perf-4.14.314-237.533.amzn2.x86_64
perf-debuginfo-4.14.314-237.533.amzn2.x86_64
python-perf-4.14.314-237.533.amzn2.x86_64
python-perf-debuginfo-4.14.314-237.533.amzn2.x86_64
kernel-tools-4.14.314-237.533.amzn2.x86_64
kernel-tools-devel-4.14.314-237.533.amzn2.x86_64
kernel-tools-debuginfo-4.14.314-237.533.amzn2.x86_64
kernel-devel-4.14.314-237.533.amzn2.x86_64
kernel-debuginfo-4.14.314-237.533.amzn2.x86_64
kernel-livepatch-4.14.314-237.533-1.0-0.amzn2.x86_64