MGASA-2019-0286 - Updated samba packages fix security vulnerabilities

Publication date: 21 Sep 2019
URL: https://advisories.mageia.org/MGASA-2019-0286.html
Type: security
Affected Mageia releases: 7
CVE: CVE-2019-10197,
     CVE-2019-12435,
     CVE-2019-12436

Updated samba packages fix security vulnerabilities:

A combination of parameters and permissions in smb.conf can allow user
to escape from the share path definition (CVE-2019-10197).

An authenticated user can crash the Samba AD DC's RPC server process via
a NULL pointer dereference (CVE-2019-12435)

An user with read access to the directory can cause a NULL pointer
dereference using the paged search control (CVE-2019-12436).

For other fixes in this update, see the referenced changelogs.

References:
- https://bugs.mageia.org/show_bug.cgi?id=24980
- https://www.samba.org/samba/history/samba-4.10.5.html
- https://www.samba.org/samba/history/samba-4.10.6.html
- https://www.samba.org/samba/history/samba-4.10.7.html
- https://www.samba.org/samba/history/samba-4.10.8.html
- https://www.samba.org/samba/security/CVE-2019-12435.html
- https://www.samba.org/samba/security/CVE-2019-12436.html
- https://www.samba.org/samba/security/CVE-2019-10197.html
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-10197
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12435
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12436

SRPMS:
- 7/core/samba-4.10.8-3.mga7

Mageia 2019-0286: samba security update

Updated samba packages fix security vulnerabilities: A combination of parameters and permissions in smb.conf can allow user to escape from the share path definition (CVE-2019-1019...

Summary

Updated samba packages fix security vulnerabilities:
A combination of parameters and permissions in smb.conf can allow user to escape from the share path definition (CVE-2019-10197).
An authenticated user can crash the Samba AD DC's RPC server process via a NULL pointer dereference (CVE-2019-12435)
An user with read access to the directory can cause a NULL pointer dereference using the paged search control (CVE-2019-12436).
For other fixes in this update, see the referenced changelogs.

References

- https://bugs.mageia.org/show_bug.cgi?id=24980

- https://www.samba.org/samba/history/samba-4.10.5.html

- https://www.samba.org/samba/history/samba-4.10.6.html

- https://www.samba.org/samba/history/samba-4.10.7.html

- https://www.samba.org/samba/history/samba-4.10.8.html

- https://www.samba.org/samba/security/CVE-2019-12435.html

- https://www.samba.org/samba/security/CVE-2019-12436.html

- https://www.samba.org/samba/security/CVE-2019-10197.html

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-10197

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12435

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-12436

Resolution

MGASA-2019-0286 - Updated samba packages fix security vulnerabilities

SRPMS

- 7/core/samba-4.10.8-3.mga7

Severity
Publication date: 21 Sep 2019
URL: https://advisories.mageia.org/MGASA-2019-0286.html
Type: security
CVE: CVE-2019-10197, CVE-2019-12435, CVE-2019-12436

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