CVE-2019-19344
Published: 21 January 2020
There is a use-after-free issue in all samba 4.9.x versions before 4.9.18, all samba 4.10.x versions before 4.10.12 and all samba 4.11.x versions before 4.11.5, essentially due to a call to realloc() while other local variables still point at the original buffer.
Notes
| Author | Note |
|---|---|
| mdeslaur | 4.9 and later only |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
samba Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(2:4.7.6+dfsg~ubuntu-0ubuntu2.14)
|
| disco |
Released
(2:4.10.0+dfsg-0ubuntu2.8)
|
|
| eoan |
Released
(2:4.10.7+dfsg-0ubuntu2.4)
|
|
| trusty |
Not vulnerable
|
|
| upstream |
Released
(4.11.5,4.10.12)
|
|
| xenial |
Not vulnerable
(2:4.3.11+dfsg-0ubuntu0.16.04.24)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |