# CVE-2018-19211: lib32ncurses5: In ncurses 6.1, there is a NULL pointer dereference at function _nc_parse_entry in parse_entry.c that will lead to a...

CVE-2018-19211 is fixed in 15 products on 1 platform, first by lib32ncurses5 6.1-1ubuntu1.18.04, released November 12, 2018. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2018-19211
- Priority: Routine
- CVSS: n/a (Low)
- EPSS: 0.0086
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Nov 12, 2018

## Description

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.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | lib32ncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [lib32ncurses5 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib32ncurses5-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | lib32ncursesw5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [lib32ncursesw5 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib32ncursesw5-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | lib32tinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [lib32tinfo5 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib32tinfo5-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | lib64ncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [lib64ncurses5 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib64ncurses5-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | lib64tinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [lib64tinfo5 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib64tinfo5-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | libncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [libncurses5 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libncurses5-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | libncursesw5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [libncursesw5 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libncursesw5-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | libtinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [libtinfo5 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libtinfo5-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | libx32ncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [libx32ncurses5 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libx32ncurses5-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | libx32ncursesw5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [libx32ncursesw5 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libx32ncursesw5-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | libx32tinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [libx32tinfo5 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libx32tinfo5-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | ncurses-base Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [ncurses-base 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-base-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | ncurses-bin Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [ncurses-bin 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-bin-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | ncurses-examples Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [ncurses-examples 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-examples-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |
| Linux | ncurses-term Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04 | [ncurses-term 6.1-1ubuntu1.18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-term-6.1-1ubuntu1.18.04.md) | Nov 12, 2018 |

---

Data as of 2026-11-07T18:46:35Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.