PT-2021-30903 · 'Русбитех Астра'+4 · Astra Linux Special Edition+5

Published 2021-08-30 · Updated 2021-08-30 · CVE-2021-37

BDU

CVSS v2.0

3.8

Low

Base vector

AV:L/AC:H/Au:S/C:C/I:N/A:N

Уязвимость функции vt k ioctl (drivers/tty/vt/vt ioctl.c) ядра операционной системы Linux связана с чтением за границами памяти. Эксплуатация уязвимости может позволить нарушителю раскрыть защищаемую информацию

Fix

Out of bounds Read

Race Condition

Weakness Enumeration

CWE-125

CWE-362

Related Identifiers

BDU:2021-04804

CVE-2021-37

Affected Products

Astra Linux Special Edition

Debian

Linux

Rosa Virtualization 3.0

Red Hat

Осон Основа Оnyx

References · 40

• https://ubuntu.com/security/notices/USN-6221-1 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2022-0819SE17 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-37 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-04804 · Security Note
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2022-0926SE47 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5136-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-3753 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5137-1 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se16-bulletin-20220829SE16 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5117-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5137-2 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5115-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-3753 · Security Note
• https://ubuntu.com/security/notices/USN-5113-1 · Vendor Advisory
• https://github.com/torvalds/linux/commit/2287a51ba822384834dafc1c798453375d1107c7 · Note