UBUNTU-CVE-2026-56366

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    UBUNTU-CVE-2026-56366

    Published: 10 Jul 2026Last Modified: 10 Sept 2026
    Upstream:
    CVE-2026-56366
    Aliases:
    USN-8739-1

    Summary:

    Details: ImageMagick before 7.1.2-18 contains a memory leak vulnerability in the META reader when processing APP1JPEG input paths. Attackers can trigger this memory leak by providing specially crafted APP1JPEG image files, causing denial of service through resource exhaustion.

    References: https://ubuntu.com/security/CVE-2026-56366, https://www.cve.org/CVERecord?id=CVE-2026-56366, https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-9r56-3gjq-hqf7, https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-meta-reader-app1jpeg-error-path, https://ubuntu.com/security/notices/USN-8739-1

    Affected packages

    Package

    Name: imagemagick

    Purl: pkg:deb/ubuntu/imagemagick?arch=source&distro=esm-infra-legacy%2Ftrusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -8:6.7.7.10-6ubuntu3.13+esm25

    Affected versions

    8:6.7.7.10-5ubuntu3
    8:6.7.7.10-5ubuntu4
    8:6.7.7.10-6ubuntu1
    8:6.7.7.10-6ubuntu2
    8:6.7.7.10-6ubuntu3
    8:6.7.7.10-6ubuntu3.1
    8:6.7.7.10-6ubuntu3.2
    8:6.7.7.10-6ubuntu3.3
    8:6.7.7.10-6ubuntu3.4
    8:6.7.7.10-6ubuntu3.5
    8:6.7.7.10-6ubuntu3.6
    8:6.7.7.10-6ubuntu3.7
    8:6.7.7.10-6ubuntu3.8
    8:6.7.7.10-6ubuntu3.9
    8:6.7.7.10-6ubuntu3.11
    8:6.7.7.10-6ubuntu3.12
    8:6.7.7.10-6ubuntu3.13
    8:6.7.7.10-6ubuntu3.13+esm1
    8:6.7.7.10-6ubuntu3.13+esm2
    8:6.7.7.10-6ubuntu3.13+esm3
    8:6.7.7.10-6ubuntu3.13+esm4
    8:6.7.7.10-6ubuntu3.13+esm5
    8:6.7.7.10-6ubuntu3.13+esm6
    8:6.7.7.10-6ubuntu3.13+esm7
    8:6.7.7.10-6ubuntu3.13+esm8
    8:6.7.7.10-6ubuntu3.13+esm9
    8:6.7.7.10-6ubuntu3.13+esm10
    8:6.7.7.10-6ubuntu3.13+esm11
    8:6.7.7.10-6ubuntu3.13+esm12
    8:6.7.7.10-6ubuntu3.13+esm13
    8:6.7.7.10-6ubuntu3.13+esm14
    8:6.7.7.10-6ubuntu3.13+esm15
    8:6.7.7.10-6ubuntu3.13+esm16
    8:6.7.7.10-6ubuntu3.13+esm17
    8:6.7.7.10-6ubuntu3.13+esm18
    8:6.7.7.10-6ubuntu3.13+esm19
    8:6.7.7.10-6ubuntu3.13+esm20
    8:6.7.7.10-6ubuntu3.13+esm21
    8:6.7.7.10-6ubuntu3.13+esm22
    8:6.7.7.10-6ubuntu3.13+esm23
    8:6.7.7.10-6ubuntu3.13+esm24

    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
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