CVE-2021-3496

    Dashboard / Vulnerabilities / CVE-2021-3496

    CVE-2021-3496

    Published: 22 Apr 2021Last Modified: 8 Jul 2026

    Summary:

    Details: A heap-based buffer overflow was found in jhead in version 3.06 in Get16u() in exif.c when processing a crafted file.

    References: https://security.gentoo.org/glsa/202210-17, https://bugzilla.redhat.com/show_bug.cgi?id=1949245, https://github.com/Matthias-Wandel/jhead/issues/33

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 78057ab115e7fe68ba18869f97240cba58b9e996
    Fixed -None

    Affected versions

    3.06
    3.06.0.1

    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-2021-3496 | CVE-DB