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    CVE-2007-5972

    Double free vulnerability in the krb5_def_store_mkey function in lib/kdb/kdb_default.c in MIT Kerberos 5 (krb5) 1.5 has unknown impact and remote authenticated attack vectors. NOTE: the free operations occur in code that stores the krb5kdc master key, and so the attacker must have privileges to store this key.

    Published:Nov 14, 2007
    Last Modified:Apr 23, 2026
    EPS:Dec 6, 2007
    EPSS Score:0.01923
    CVSS Score:9

    Affected Products

    Vendor
    Mit
    Product
    Kerberos 5

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-40356 (CVSS 5.9) — In MIT Kerberos 5 (aka krb5) before 1.22.3, there is an integer underflow and resultant out-of-bounds read if …
    CVE-2026-40355 (CVSS 5.9) — In MIT Kerberos 5 (aka krb5) before 1.22.3, there is a NULL pointer dereference if an application calls gss_ac…
    CVE-2024-37370 (CVSS 7.5) — In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can modify the plaintext Extra Count field of a confid…
    CVE-2024-37371 (CVSS 9.1) — In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can cause invalid memory reads during GSS message toke…
    CVE-2024-26462 (CVSS 5.5) — Kerberos 5 (aka krb5) 1.21.2 contains a memory leak vulnerability in /krb5/src/kdc/ndr.c.…
    CVE-2024-26461 (CVSS 7.5) — Kerberos 5 (aka krb5) 1.21.2 contains a memory leak vulnerability in /krb5/src/lib/gssapi/krb5/k5sealv3.c.…
    CVE-2024-26458 (CVSS 5.3) — Kerberos 5 (aka krb5) 1.21.2 contains a memory leak in /krb5/src/lib/rpc/pmap_rmt.c.…
    CVE-2025-24528 (CVSS 7.1) — In MIT Kerberos 5 (aka krb5) before 1.22 (with incremental propagation), there is an integer overflow for a la…
    CVE-2023-39975 (CVSS 8.8) — kdc/do_tgs_req.c in MIT Kerberos 5 (aka krb5) 1.21 before 1.21.2 has a double free that is reachable if an aut…
    CVE-2023-36054 (CVSS 6.5) — lib/kadm5/kadm_rpc_xdr.c in MIT Kerberos 5 (aka krb5) before 1.20.2 and 1.21.x before 1.21.1 frees an uninitia…

    References

    http://bugs.gentoo.org/show_bug.cgi?id=199211
    http://osvdb.org/44747
    http://seclists.org/fulldisclosure/2007/Dec/0176.html
    http://seclists.org/fulldisclosure/2007/Dec/0321.html
    http://secunia.com/advisories/28636
    http://secunia.com/advisories/39290
    http://secunia.com/advisories/39784
    http://ubuntu.com/usn/usn-924-1
    http://www.novell.com/linux/security/advisories/suse_security_summary_report.html
    http://www.securityfocus.com/bid/26750
    http://www.ubuntu.com/usn/USN-940-1
    http://www.vupen.com/english/advisories/2010/1192
    https://issues.rpath.com/browse/RPL-2012
    http://bugs.gentoo.org/show_bug.cgi?id=199211
    http://osvdb.org/44747
    http://seclists.org/fulldisclosure/2007/Dec/0176.html
    http://seclists.org/fulldisclosure/2007/Dec/0321.html
    http://secunia.com/advisories/28636
    http://secunia.com/advisories/39290
    http://secunia.com/advisories/39784
    http://ubuntu.com/usn/usn-924-1
    http://www.novell.com/linux/security/advisories/suse_security_summary_report.html
    http://www.securityfocus.com/bid/26750
    http://www.ubuntu.com/usn/USN-940-1
    http://www.vupen.com/english/advisories/2010/1192
    https://issues.rpath.com/browse/RPL-2012

    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