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    CVE-2026-41142

    OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From versions 3.0.0 to before 3.2.9, 3.3.0 to before 3.3.11, and 3.4.0 to before 3.4.11, there is an integer overflow in ImageChannel::resize that leads to heap OOB write via OpenEXRUtil public API. This issue has been patched in versions 3.2.9, 3.3.11, and 3.4.11.

    Published:May 7, 2026
    Last Modified:May 8, 2026
    EPS:May 7, 2026
    EPSS Score:0.00037
    CVSS Score:8.8

    Affected Products

    Vendor
    Academysoftwarefoundation
    Product
    Openexr
    Vendor
    Openexr
    Product
    Openexr

    Exploits

    https://github.com/AcademySoftwareFoundation/openexr/security/advisories/GHSA-m25w-72cj-q6mg

    Common Weakness Enumeration

    CWE-190 Integer Overflow or Wraparound

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    Related CVEs

    CVE-2026-59186 (CVSS 7.1) — OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion …
    CVE-2026-54920 (CVSS 0) — OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion …
    CVE-2026-45696 (CVSS 8.3) — OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion …
    CVE-2026-44663 (CVSS 6.1) — OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion …
    CVE-2026-42217 (CVSS 6.3) — OpenEXR provides the specification and reference implementation of the EXR file format, an image storage forma…
    CVE-2026-42216 (CVSS 8.8) — OpenEXR provides the specification and reference implementation of the EXR file format, an image storage forma…
    CVE-2026-40250 (CVSS 8.4) — OpenEXR provides the specification and reference implementation of the EXR file format, an image storage forma…
    CVE-2026-40244 (CVSS 8.4) — OpenEXR provides the specification and reference implementation of the EXR file format, an image storage forma…
    CVE-2026-39886 (CVSS 5.3) — OpenEXR provides the specification and reference implementation of the EXR file format, an image storage forma…
    CVE-2026-34589 (CVSS 8.4) — OpenEXR provides the specification and reference implementation of the EXR file format, an image storage forma…

    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