DEBIAN-CVE-2009-0845

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    DEBIAN-CVE-2009-0845

    Published: 27 Mar 2009Last Modified: 1 Sept 2026
    Upstream:
    CVE-2009-0845

    Summary:

    Details: The spnego_gss_accept_sec_context function in lib/gssapi/spnego/spnego_mech.c in MIT Kerberos 5 (aka krb5) 1.5 through 1.6.3, when SPNEGO is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via invalid ContextFlags data in the reqFlags field in a negTokenInit token.

    References: https://security-tracker.debian.org/tracker/CVE-2009-0845

    Affected packages

    Package

    Name: krb5

    Purl: pkg:deb/debian/krb5?arch=source&distro=bookworm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.6.dfsg.4~beta1-13

    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