CVE-2017-9763

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    CVE-2017-9763

    Published: 19 Jun 2017Last Modified: 7 Aug 2026

    Summary:

    Details: The grub_ext2_read_block function in fs/ext2.c in GNU GRUB before 2013-11-12, as used in shlr/grub/fs/ext2.c in radare2 1.5.0, allows remote attackers to cause a denial of service (excessive stack use and application crash) via a crafted binary file, related to use of a variable-size stack array.

    References: http://www.securityfocus.com/bid/99141, http://git.savannah.gnu.org/cgit/grub.git/commit/grub-core/fs/ext2.c?id=ac8cac1dac50daaf1c390d701cca3b55e16ee768, https://github.com/radare/radare2/commit/65000a7fd9eea62359e6d6714f17b94a99a82edd, https://github.com/radare/radare2/issues/7723

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 91daa516ebf44f0bc422c1f6054a1938df16e25f
    Fixed -None

    Affected versions

    1.5.0

    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