ALT-PU-2022-2185-1
Package kernel-image-std-def updated to version 5.10.128-alt1 for branch p10 in task 303087.
Closed vulnerabilities
Published: 2022-08-17
BDU:2022-05829
Уязвимость ioctl cmd PIO_FONT ядра операционной системы Linux, позволяющая нарушителю выполнить произвольный код с повышенными привилегиями
Severity: HIGH (8.4)
Vector: AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2022-07-18
Modified: 2025-04-02
Modified: 2025-04-02
CVE-2021-33656
When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.
Severity: MEDIUM (6.8)
Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References:
- [oss-security] 20220719 CVE-2021-33656: Linux kernel: When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.(<5.10.127)
- [oss-security] 20220719 CVE-2021-33656: Linux kernel: When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.(<5.10.127)
- 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
- [debian-lts-announce] 20221002 [SECURITY] [DLA 3131-1] linux security update
- [debian-lts-announce] 20221002 [SECURITY] [DLA 3131-1] linux security update
- 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