DEBIAN-CVE-2015-8370

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    DEBIAN-CVE-2015-8370

    Published: 16 Dec 2015Last Modified: 9 Sept 2026
    Upstream:
    CVE-2015-8370

    Summary:

    Details: Multiple integer underflows in Grub2 1.98 through 2.02 allow physically proximate attackers to bypass authentication, obtain sensitive information, or cause a denial of service (disk corruption) via backspace characters in the (1) grub_username_get function in grub-core/normal/auth.c or the (2) grub_password_get function in lib/crypto.c, which trigger an "Off-by-two" or "Out of bounds overwrite" memory error.

    References: https://security-tracker.debian.org/tracker/CVE-2015-8370

    Affected packages

    Package

    Name: grub2

    Purl: pkg:deb/debian/grub2?arch=source&distro=bookworm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.02~beta2-33

    Affected versions

    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