Description
Multiple race conditions in the (1) mount.cifs and (2) umount.cifs programs in Samba 3.6 allow local users to cause a denial of service (mounting outage) via a SIGKILL signal during a time window when the /etc/mtab~ file exists.
Metrics
CVSS 3.1 4.7/10
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Samba | Samba | 3.6 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=742907Issue Tracking, Third Party Advisory
- https://bugzilla.samba.org/show_bug.cgi?id=7179Issue Tracking, Vendor Advisory
- https://git.samba.org/?p=cifs-utils.git%3Ba=commitdiff%3Bh=810f7e4e0f2dbcbee0294d9b371071cb08268200
- https://www.openwall.com/lists/oss-security/2011/09/27/1Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2011/09/30/5Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=742907Issue Tracking, Third Party Advisory
- https://bugzilla.samba.org/show_bug.cgi?id=7179Issue Tracking, Vendor Advisory
- https://git.samba.org/?p=cifs-utils.git%3Ba=commitdiff%3Bh=810f7e4e0f2dbcbee0294d9b371071cb08268200
- https://www.openwall.com/lists/oss-security/2011/09/27/1Mailing List, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2011/09/30/5Mailing List, Third Party Advisory
Timeline
- Published
- Dec 31, 2019
- Last modified
- Jun 16, 2026
- NVD status
- Modified