CVE-2018-19211
Published: 12 November 2018
In ncurses 6.1, there is a NULL pointer dereference at function _nc_parse_entry in parse_entry.c that will lead to a denial of service attack. The product proceeds to the dereference code path even after a "dubious character `*' in name or alias field" detection.
Notes
| Author | Note |
|---|---|
| sbeattie | noted elsewhere that this is the same issue as CVE-2018-10754 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
ncurses Launchpad, Ubuntu, Debian |
bionic |
Released
(6.1-1ubuntu1.18.04)
|
| cosmic |
Not vulnerable
(6.1+20180210-4ubuntu1)
|
|
| disco |
Not vulnerable
(6.1+20180210-4ubuntu1)
|
|
| eoan |
Not vulnerable
(6.1+20180210-4ubuntu1)
|
|
| focal |
Not vulnerable
(6.2-0ubuntu2)
|
|
| groovy |
Not vulnerable
(6.2-0ubuntu2)
|
|
| hirsute |
Not vulnerable
(6.2-0ubuntu2)
|
|
| impish |
Not vulnerable
(6.2+20201114-2build1)
|
|
| jammy |
Not vulnerable
(6.3-2)
|
|
| trusty |
Released
(5.9+20140118-1ubuntu1+esm2)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| upstream |
Released
(6.1-20180414, 6.1+20180210-3)
|
|
| xenial |
Released
(6.0+20160213-1ubuntu1+esm2)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
|
Patches: upstream: https://github.com/mirror/ncurses/commit/b93d96b78ac5250135975df892cee793dc3c0797 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |