vulnerability

Huawei EulerOS: CVE-2020-14311: grub2 security update

Severity
4
CVSS
(AV:L/AC:L/Au:N/C:N/I:P/A:P)
Published
Jul 31, 2020
Added
Aug 31, 2020
Modified
Aug 13, 2025

Description

There is an issue with grub2 before version 2.06 while handling symlink on ext filesystems. A filesystem containing a symbolic link with an inode size of UINT32_MAX causes an arithmetic overflow leading to a zero-sized memory allocation with subsequent heap-based buffer overflow.

Solutions

huawei-euleros-2_0_sp8-upgrade-grub2-commonhuawei-euleros-2_0_sp8-upgrade-grub2-efi-aa64huawei-euleros-2_0_sp8-upgrade-grub2-efi-aa64-cdboothuawei-euleros-2_0_sp8-upgrade-grub2-efi-aa64-moduleshuawei-euleros-2_0_sp8-upgrade-grub2-toolshuawei-euleros-2_0_sp8-upgrade-grub2-tools-extrahuawei-euleros-2_0_sp8-upgrade-grub2-tools-minimal
Title
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