CVE-2018-19217
Published: November 12, 2018Last modified: July 22, 2025
Description
In ncurses, possibly a 6.x version, there is a NULL pointer dereference at the function _nc_name_match that will lead to a denial of service attack. NOTE: the original report stated version 6.1, but the issue did not reproduce for that version according to the maintainer or a reliable third-party
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | ncurses | Not affected (6.3_p20221119-r1) |
| Stream | ncurses | Not affected (6.4_p20230722-r0) | |
| Hardened Containers | 23 LTS | ncurses | Not affected (6.3_p20221119-r1) |
| Stream | ncurses | Not affected (6.4_p20230722-r0) |