UBUNTU-CVE-2018-6612

    Dashboard / Vulnerabilities / UBUNTU-CVE-2018-6612

    UBUNTU-CVE-2018-6612

    Published: 4 Feb 2018Last Modified: 4 Feb 2026
    Upstream:
    CVE-2018-6612
    Aliases:
    USN-6113-1

    Summary:

    Details: An integer underflow bug in the process_EXIF function of the exif.c file of jhead 3.00 raises a heap-based buffer over-read when processing a malicious JPEG file, which may allow a remote attacker to cause a denial-of-service attack or unspecified other impact.

    References: https://ubuntu.com/security/CVE-2018-6612, https://anonscm.debian.org/git/collab-maint/jhead.git/diff/debian/patches/0008-heap-buffer-overflow.patch?id=01f09ab772d0d341cdc1326490dd2aa5aa2a7784, https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=889272, https://launchpad.net/ubuntu/+source/jhead/1:3.00-6, https://ubuntu.com/security/notices/USN-6113-1, https://www.cve.org/CVERecord?id=CVE-2018-6612

    Affected packages

    Package

    Name: jhead

    Purl: pkg:deb/ubuntu/jhead@1:2.97-1+deb8u2ubuntu0.1~esm4?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:2.97-1+deb8u2ubuntu0.1~esm4

    Affected versions

    1:2.97-1

    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