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6.5
CVE-2018-19217: ncurses may crash, causing service outage
CVE-2018-19217 · published 7 years ago
Summary
The ncurses library can encounter a null reference error in its name-matching routine, which may cause the program to stop working. This could lead to a temporary loss of service for applications that rely on ncurses. Update to a version where the issue is fixed or apply the vendor's recommended patch.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| invisible-island | ncurses |
6.1 cpe:2.3:a:invisible-island:ncurses:6.1:*:*:*:*:*:*:* |
Original advisory text
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, bu...
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
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1643753 Exploit Issue Tracking Third Party Advisory
Internet-facing
60 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit (estimated)
- Gives an attacker partial control (estimated)
Type
CWE-476NULL Pointer Dereference
Timeline
Published12 Nov 2018
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2018-19217 · NVD
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