CVE-2021-39254

    Dashboard / Vulnerabilities / CVE-2021-39254

    CVE-2021-39254

    Published: 7 Sept 2021Last Modified: 7 Aug 2026

    Summary:

    Details: A crafted NTFS image can cause an integer overflow in memmove, leading to a heap-based buffer overflow in the function ntfs_attr_record_resize, in NTFS-3G < 2021.8.22.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/766ISTT3KCARKFUIQT7N6WV6T63XOKG3/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSEKTKHO5HFZHWZNJNBJZA56472KRUZI/, https://github.com/tuxera/ntfs-3g/releases, https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-q759-8j5v-q5jp, https://lists.debian.org/debian-lts-announce/2021/11/msg00013.html, https://security.gentoo.org/glsa/202301-01, https://www.debian.org/security/2021/dsa-4971

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -31ac7e4f0fc07beeca455eba6a8f02abd7e4d76f

    Affected versions

    2021.8.14

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-39254 | CVE-DB