Summary
It was discovered that Samba incorrectly handled dangling symlinks. A
remote attacker could possibly use this issue to cause Samba to hang,
resulting in a denial of service. This issue only applied to Ubuntu 14.04
LTS and Ubuntu 16.04 LTS. (CVE-2017-9461)
In addition, this update fixes a regression introduced by USN-3267-1
that caused Samba to incorrectly handle non-wide symlinks to directories.
Fixed packages 2
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 14.04 LTS 14.04:LTS | samba | 2:4.3.11+dfsg-0ubuntu0.14.04.9 |
| Ubuntu · 16.04 LTS 16.04:LTS | samba | 2:4.3.11+dfsg-0ubuntu0.16.04.8 |
Vulnerabilities 1
-
Unscored —
smbd in Samba before 4.4.10 and 4.5.x before 4.5.6 has a denial of service vulnerability (fd_open_atomic infinite loop …
References
-
report
https://ubuntu.com/security/CVE-2017-9461