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CVE-2021-39257

Publication date 7 September 2021

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

A crafted NTFS image with an unallocated bitmap can lead to a endless recursive function call chain (starting from ntfs_attr_pwrite), causing stack consumption in NTFS-3G < 2021.8.22.

Status

Package Ubuntu Release Status
ntfs-3g 22.04 LTS jammy
Fixed 1:2017.3.23AR.3-3ubuntu5
21.10 impish
Fixed 1:2017.3.23AR.3-3ubuntu5
21.04 hirsute
Fixed 1:2017.3.23AR.3-3ubuntu4.1
20.04 LTS focal
Fixed 1:2017.3.23AR.3-3ubuntu1.1
18.04 LTS bionic
Fixed 1:2017.3.23-2ubuntu0.18.04.3
16.04 LTS xenial
14.04 LTS trusty

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Severity score breakdown

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H