Issue Overview:
A flaw was found in the Linux kernel. A race condition was discovered in the ext4 subsystem. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2021-40490)
Affected Packages:
kernel
Issue Correction:
Run yum update kernel to update your system.
New Packages:
aarch64:
kernel-4.14.248-189.473.amzn2.aarch64
kernel-headers-4.14.248-189.473.amzn2.aarch64
kernel-debuginfo-common-aarch64-4.14.248-189.473.amzn2.aarch64
perf-4.14.248-189.473.amzn2.aarch64
perf-debuginfo-4.14.248-189.473.amzn2.aarch64
python-perf-4.14.248-189.473.amzn2.aarch64
python-perf-debuginfo-4.14.248-189.473.amzn2.aarch64
kernel-tools-4.14.248-189.473.amzn2.aarch64
kernel-tools-devel-4.14.248-189.473.amzn2.aarch64
kernel-tools-debuginfo-4.14.248-189.473.amzn2.aarch64
kernel-devel-4.14.248-189.473.amzn2.aarch64
kernel-debuginfo-4.14.248-189.473.amzn2.aarch64
i686:
kernel-headers-4.14.248-189.473.amzn2.i686
src:
kernel-4.14.248-189.473.amzn2.src
x86_64:
kernel-4.14.248-189.473.amzn2.x86_64
kernel-headers-4.14.248-189.473.amzn2.x86_64
kernel-debuginfo-common-x86_64-4.14.248-189.473.amzn2.x86_64
perf-4.14.248-189.473.amzn2.x86_64
perf-debuginfo-4.14.248-189.473.amzn2.x86_64
python-perf-4.14.248-189.473.amzn2.x86_64
python-perf-debuginfo-4.14.248-189.473.amzn2.x86_64
kernel-tools-4.14.248-189.473.amzn2.x86_64
kernel-tools-devel-4.14.248-189.473.amzn2.x86_64
kernel-tools-debuginfo-4.14.248-189.473.amzn2.x86_64
kernel-devel-4.14.248-189.473.amzn2.x86_64
kernel-debuginfo-4.14.248-189.473.amzn2.x86_64
kernel-livepatch-4.14.248-189.473-1.0-0.amzn2.x86_64
Red Hat: CVE-2021-40490
Mitre: CVE-2021-40490