CVE-2026-86314

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    CVE-2026-86314

    Published: 7 Sept 2026Last Modified: 8 Oct 2026

    Summary:

    Details: Integer overflow in the source-bounds check in Memory::init() (src/runtime/Memory.cpp) in Samsung walrus on all platforms allows a remote attacker to cause an out-of-bounds heap read and denial of service via a crafted WebAssembly module in which a 32-bit unsigned addition wraps around and bypasses the bounds check. This issue affects Walrus: ff3bf5ff5c4878f8e5572c9593d303f6bc997443.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86314.json, https://nvd.nist.gov/vuln/detail/CVE-2026-86314, https://github.com/Samsung/walrus/pull/482

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- ff3bf5ff5c4878f8e5572c9593d303f6bc997443
    Fixed -None

    Affected versions

    ff3bf5ff5c4878f8e5572c9593d303f6bc997443

    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-2026-86314 | CVE-DB