Vulmon
Amazon Linux 2 Security Advisory: ALAS-2022-1787
Advisory Release Date: 2022-04-25 22:58 Pacific
Advisory Updated Date: 2022-04-27 16:35 Pacific
Severity:
Low
References:
CVE-2021-3981
Issue Overview:
A flaw in grub2 was found where its configuration file, known as grub.cfg, is being created with the wrong permission set allowing non privileged users to read its content. This represents a low severity confidentiality issue, as those users can eventually read any encrypted passwords present in grub.cfg. (CVE-2021-3981)
Affected Packages:
grub2
Issue Correction:
Run yum update grub2 to update your system.
New Packages:
aarch64:
grub2-2.06-9.amzn2.0.1.aarch64
grub2-tools-2.06-9.amzn2.0.1.aarch64
grub2-tools-minimal-2.06-9.amzn2.0.1.aarch64
grub2-tools-extra-2.06-9.amzn2.0.1.aarch64
grub2-efi-aa64-2.06-9.amzn2.0.1.aarch64
grub2-efi-aa64-ec2-2.06-9.amzn2.0.1.aarch64
grub2-efi-aa64-cdboot-2.06-9.amzn2.0.1.aarch64
grub2-emu-2.06-9.amzn2.0.1.aarch64
grub2-emu-modules-2.06-9.amzn2.0.1.aarch64
grub2-debuginfo-2.06-9.amzn2.0.1.aarch64
noarch:
grub2-common-2.06-9.amzn2.0.1.noarch
grub2-efi-x64-modules-2.06-9.amzn2.0.1.noarch
grub2-pc-modules-2.06-9.amzn2.0.1.noarch
grub2-efi-aa64-modules-2.06-9.amzn2.0.1.noarch
src:
grub2-2.06-9.amzn2.0.1.src
x86_64:
grub2-2.06-9.amzn2.0.1.x86_64
grub2-tools-2.06-9.amzn2.0.1.x86_64
grub2-tools-efi-2.06-9.amzn2.0.1.x86_64
grub2-tools-minimal-2.06-9.amzn2.0.1.x86_64
grub2-tools-extra-2.06-9.amzn2.0.1.x86_64
grub2-efi-x64-2.06-9.amzn2.0.1.x86_64
grub2-efi-x64-ec2-2.06-9.amzn2.0.1.x86_64
grub2-efi-x64-cdboot-2.06-9.amzn2.0.1.x86_64
grub2-pc-2.06-9.amzn2.0.1.x86_64
grub2-emu-2.06-9.amzn2.0.1.x86_64
grub2-emu-modules-2.06-9.amzn2.0.1.x86_64
grub2-debuginfo-2.06-9.amzn2.0.1.x86_64