CVE-2026-123268

    Dashboard / Vulnerabilities / CVE-2026-123268

    CVE-2026-123268

    Published: 5 Nov 2026Last Modified: 7 Nov 2026

    Summary: libyal libvmdk Extent Data File libvmdk_extent_table.c libvmdk_extent_table_get_extent_data_file_path memory corruption

    Details: A security vulnerability has been detected in libyal libvmdk up to 3fdd7839758e9f44ef95e1dfccde8552b860a4fc. Affected is the function libvmdk_extent_table_get_extent_data_file_path of the file libvmdk/libvmdk_extent_table.c of the component Extent Data File Handler. The manipulation leads to memory corruption. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The identifier of the patch is 175d3fc0a0b961f362f16e7560a6169d7213e16b. Applying a patch is the recommended action to fix this issue.

    References: https://github.com/libyal/libvmdk/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/123xxx/CVE-2026-123268.json, https://nvd.nist.gov/vuln/detail/CVE-2026-123268, https://vuldb.com/cve/CVE-2026-123268, https://vuldb.com/submit/1028405, https://vuldb.com/vuln/431574, https://github.com/libyal/libvmdk/issues/39, https://vuldb.com/vuln/431574/cti, https://github.com/libyal/libvmdk/commit/175d3fc0a0b961f362f16e7560a6169d7213e16b, https://github.com/user-attachments/files/33394147/01_memory_leak_poc.zip

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 3fdd7839758e9f44ef95e1dfccde8552b860a4fc
    Fixed -175d3fc0a0b961f362f16e7560a6169d7213e16b

    Affected versions

    3fdd7839758e9f44ef95e1dfccde8552b860a4fc

    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-2026-123268 | CVE-DB