Summary: | CVE-2018-16853 samba: S4U2Self crash with MIT KDC build | ||
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Product: | [Other] Security Response | Reporter: | Sam Fowler <sfowler> |
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
Status: | CLOSED NOTABUG | QA Contact: | |
Severity: | high | Docs Contact: | |
Priority: | high | ||
Version: | unspecified | CC: | abhgupta, abokovoy, anoopcs, asn, bmcclain, dbaker, dblechte, dfediuck, eedri, gdeschner, jokerman, jrivera, jstephen, lmohanty, madam, mgoldboi, michal.skrivanek, rhs-smb, sankarshan, sbonazzo, sbose, security-response-team, sherold, sisharma, smohan, ssaha, ssorce, sthangav, trankin, vbellur |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | samba 4.7.12, samba 4.8.7, samba 4.9.3 | Doc Type: | If docs needed, set a value |
Doc Text: |
Samba versions 4.7 and later, built with MIT Kerberos support, are vulnerable to a crash via the S4U2self extension. A user in a Samba Active Directory domain can crash the KDC when Samba is built in the non-default MIT Kerberos configuration.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 2018-11-28 07:36:08 UTC | Type: | --- |
Regression: | --- | Mount Type: | --- |
Documentation: | --- | CRM: | |
Verified Versions: | Category: | --- | |
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
Cloudforms Team: | --- | Target Upstream Version: | |
Bug Depends On: | 1654093 | ||
Bug Blocks: | Embargoed1647248 |
Description
Sam Fowler
2018-11-07 00:10:03 UTC
External Reference: https://www.samba.org/samba/security/CVE-2018-16853.html Acknowledgments: Name: The Samba Team Upstream: Isaac Boukris Created samba tracking bugs for this issue: Affects: fedora-all [bug 1654093] Statement: This flaw does not affect the version of samba shipped with Red Hat Enterprise Linux because there is no support for samba as Active Directory Domain Controller. |