CVE ID:	CVE-2021-33656
Description:	When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.
Test IDs:	1.3.6.1.4.1.25623.1.1.12.2022.5591.1   1.3.6.1.4.1.25623.1.1.12.2022.5597.1   1.3.6.1.4.1.25623.1.1.12.2022.5598.1   1.3.6.1.4.1.25623.1.0.893131   1.3.6.1.4.1.25623.1.1.12.2022.5591.2   1.3.6.1.4.1.25623.1.0.845502   1.3.6.1.4.1.25623.1.1.12.2022.5591.4
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2021-33656 https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/releases/5.10.127/vt-drop-old-font-ioctls.patch https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/releases/5.10.127/vt-drop-old-font-ioctls.patch https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2021-33656&packageName=kernel https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2021-33656&packageName=kernel https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html http://www.openwall.com/lists/oss-security/2022/07/19/3