# CVE-2025-6141: GNU ncurses parse_entry.c postprocess_termcap stack-based overflow

CVE-2025-6141 is fixed in 25 products on 1 platform, first by lib32ncurses5 6.1-1ubuntu1.18.04.1+esm4, released June 16, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-6141
- Priority: Routine
- CVSS: 3.3 (Moderate)
- EPSS: 0.0020
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 16, 2025
- Weakness: Stack-based Buffer Overflow
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-6141

## Description

A vulnerability has been found in GNU ncurses up to 6.5-20250322 and classified as problematic. This vulnerability affects the function postprocess_termcap of the file tinfo/parse_entry.c. The manipulation leads to stack-based buffer overflow. The attack needs to be approached locally. Upgrading to version 6.5-20250329 is able to address this issue. It is recommended to upgrade the affected component.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | lib32ncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [lib32ncurses5 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib32ncurses5-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | lib32ncurses6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [lib32ncurses6 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib32ncurses6-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | lib32ncurses6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [lib32ncurses6 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib32ncurses6-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | lib32ncurses6 Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [lib32ncurses6 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-lib32ncurses6-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | lib32ncursesw5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [lib32ncursesw5 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib32ncursesw5-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | lib32ncursesw6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [lib32ncursesw6 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib32ncursesw6-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | lib32ncursesw6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [lib32ncursesw6 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib32ncursesw6-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | lib32ncursesw6 Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [lib32ncursesw6 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-lib32ncursesw6-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | lib32tinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [lib32tinfo5 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib32tinfo5-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | lib32tinfo6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [lib32tinfo6 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib32tinfo6-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | lib32tinfo6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [lib32tinfo6 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib32tinfo6-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | lib32tinfo6 Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [lib32tinfo6 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-lib32tinfo6-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | lib64ncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [lib64ncurses5 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib64ncurses5-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | lib64ncurses6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [lib64ncurses6 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib64ncurses6-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | lib64ncurses6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [lib64ncurses6 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib64ncurses6-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | lib64ncurses6 Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [lib64ncurses6 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-lib64ncurses6-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | lib64ncursesw6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [lib64ncursesw6 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib64ncursesw6-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | lib64ncursesw6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [lib64ncursesw6 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib64ncursesw6-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | lib64ncursesw6 Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [lib64ncursesw6 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-lib64ncursesw6-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | lib64tinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [lib64tinfo5 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib64tinfo5-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | lib64tinfo6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [lib64tinfo6 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib64tinfo6-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | lib64tinfo6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [lib64tinfo6 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib64tinfo6-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | lib64tinfo6 Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [lib64tinfo6 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-lib64tinfo6-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | libncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [libncurses5 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libncurses5-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | libncurses5 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [libncurses5 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libncurses5-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | libncurses5 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [libncurses5 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libncurses5-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | libncurses6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [libncurses6 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libncurses6-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | libncurses6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [libncurses6 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libncurses6-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | libncurses6 Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [libncurses6 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libncurses6-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | libncursesw5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [libncursesw5 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libncursesw5-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | libncursesw5 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [libncursesw5 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libncursesw5-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | libncursesw5 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [libncursesw5 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libncursesw5-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | libncursesw6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [libncursesw6 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libncursesw6-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | libncursesw6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [libncursesw6 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libncursesw6-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | libncursesw6 Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [libncursesw6 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libncursesw6-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | libtinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [libtinfo5 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libtinfo5-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | libtinfo5 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [libtinfo5 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libtinfo5-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | libtinfo5 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [libtinfo5 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libtinfo5-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | libtinfo6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [libtinfo6 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libtinfo6-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | libtinfo6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [libtinfo6 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libtinfo6-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | libtinfo6 Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [libtinfo6 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libtinfo6-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | libx32ncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [libx32ncurses5 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libx32ncurses5-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | libx32ncursesw5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [libx32ncursesw5 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libx32ncursesw5-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | libx32tinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [libx32tinfo5 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libx32tinfo5-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | ncurses Debian 14 | 6.5+20251115-2 | [DEBIAN-CVE-2025-6141](https://patchblox.com/security/data/fix/linux/debian-cve-2025-6141.md) | Jun 16, 2025 |
| Linux | ncurses-base Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [ncurses-base 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-base-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | ncurses-base Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [ncurses-base 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ncurses-base-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | ncurses-base Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [ncurses-base 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ncurses-base-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | ncurses-base Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [ncurses-base 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-ncurses-base-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | ncurses-bin Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [ncurses-bin 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-bin-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | ncurses-bin Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [ncurses-bin 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ncurses-bin-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | ncurses-bin Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [ncurses-bin 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ncurses-bin-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | ncurses-bin Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [ncurses-bin 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-ncurses-bin-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | ncurses-examples Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [ncurses-examples 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-examples-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | ncurses-examples Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [ncurses-examples 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ncurses-examples-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | ncurses-examples Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [ncurses-examples 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ncurses-examples-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | ncurses-examples Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [ncurses-examples 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-ncurses-examples-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |
| Linux | ncurses-term Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1+esm4 | [ncurses-term 6.1-1ubuntu1.18.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-term-6.1-1ubuntu1.18.04.1-esm4.md) | Jun 16, 2025 |
| Linux | ncurses-term Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1+esm2 | [ncurses-term 6.2-0ubuntu2.1+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ncurses-term-6.2-0ubuntu2.1-esm2.md) | Jun 16, 2025 |
| Linux | ncurses-term Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.3 | [ncurses-term 6.3-2ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ncurses-term-6.3-2ubuntu0.3.md) | Jun 16, 2025 |
| Linux | ncurses-term Ubuntu 24.04.5 LTS (noble) | 6.4+20240113-1ubuntu2.2 | [ncurses-term 6.4+20240113-1ubuntu2.2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-ncurses-term-6.4-20240113-1ubuntu2.2.md) | Jun 16, 2025 |

---

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