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CVE-2022-33103

Published: 1 July 2022

Das U-Boot from v2020.10 to v2022.07-rc3 was discovered to contain an out-of-bounds write via the function sqfs_readdir().

Priority

Medium

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
u-boot
Launchpad, Ubuntu, Debian
bionic
Released (2020.10+dfsg-1ubuntu0~18.04.3)
focal
Released (2021.01+dfsg-3ubuntu0~20.04.5)
impish Ignored
(end of life)
jammy
Released (2022.01+dfsg-2ubuntu2.3)
lunar Not vulnerable
(2022.07+dfsg-1ubuntu4)
trusty Does not exist

upstream Needs triage

xenial Needed

kinetic Not vulnerable
(2022.07+dfsg-1ubuntu4)
mantic Not vulnerable
(2022.07+dfsg-1ubuntu4)
Patches:
upstream: https://github.com/u-boot/u-boot/commit/2ac0baab4aff1a0b45067d0b62f00c15f4e86856

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H