# CVE-2022-29458: lib32ncurses6: ncurses 6.3 before patch 20220416 has an out-of-bounds read and segmentation violation in convert_strings in tinfo/re... CVE-2022-29458 is fixed in 35 products on 1 platform, first by DEBIAN-CVE-2022-29458, released April 18, 2022. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2022-29458 - Priority: High - CVSS: 7.1 (Negligible) - EPSS: 0.0133 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Apr 18, 2022 ## Description ncurses 6.3 before patch 20220416 has an out-of-bounds read and segmentation violation in convert_strings in tinfo/read_entry.c in the terminfo library. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | lib32ncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [lib32ncurses5 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib32ncurses5-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | lib32ncurses6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [lib32ncurses6 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib32ncurses6-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | lib32ncurses6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [lib32ncurses6 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib32ncurses6-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | lib32ncursesw5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [lib32ncursesw5 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib32ncursesw5-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | lib32ncursesw6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [lib32ncursesw6 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib32ncursesw6-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | lib32ncursesw6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [lib32ncursesw6 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib32ncursesw6-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | lib32tinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [lib32tinfo5 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib32tinfo5-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | lib32tinfo6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [lib32tinfo6 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib32tinfo6-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | lib32tinfo6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [lib32tinfo6 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib32tinfo6-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | lib64ncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [lib64ncurses5 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib64ncurses5-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | lib64ncurses6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [lib64ncurses6 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib64ncurses6-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | lib64ncurses6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [lib64ncurses6 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib64ncurses6-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | lib64ncursesw6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [lib64ncursesw6 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib64ncursesw6-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | lib64ncursesw6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [lib64ncursesw6 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib64ncursesw6-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | lib64tinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [lib64tinfo5 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lib64tinfo5-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | lib64tinfo6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [lib64tinfo6 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-lib64tinfo6-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | lib64tinfo6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [lib64tinfo6 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-lib64tinfo6-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | libncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [libncurses5 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libncurses5-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | libncurses5 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [libncurses5 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libncurses5-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | libncurses5 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [libncurses5 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libncurses5-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | libncurses6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [libncurses6 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libncurses6-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | libncurses6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [libncurses6 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libncurses6-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | libncursesw5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [libncursesw5 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libncursesw5-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | libncursesw5 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [libncursesw5 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libncursesw5-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | libncursesw5 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [libncursesw5 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libncursesw5-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | libncursesw6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [libncursesw6 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libncursesw6-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | libncursesw6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [libncursesw6 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libncursesw6-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | libtinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [libtinfo5 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libtinfo5-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | libtinfo5 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [libtinfo5 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libtinfo5-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | libtinfo5 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [libtinfo5 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libtinfo5-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | libtinfo6 Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [libtinfo6 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libtinfo6-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | libtinfo6 Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [libtinfo6 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libtinfo6-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | libx32ncurses5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [libx32ncurses5 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libx32ncurses5-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | libx32ncursesw5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [libx32ncursesw5 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libx32ncursesw5-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | libx32tinfo5 Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [libx32tinfo5 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libx32tinfo5-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | ncurses Debian 12.15 (bookworm) | 6.3+20220423-1 | [DEBIAN-CVE-2022-29458](https://patchblox.com/security/data/fix/linux/debian-cve-2022-29458.md) | Apr 18, 2022 | | Linux | ncurses Debian 13.5 (trixie) | 6.3+20220423-1 | [DEBIAN-CVE-2022-29458](https://patchblox.com/security/data/fix/linux/debian-cve-2022-29458.md) | Apr 18, 2022 | | Linux | ncurses Debian 14 | 6.3+20220423-1 | [DEBIAN-CVE-2022-29458](https://patchblox.com/security/data/fix/linux/debian-cve-2022-29458.md) | Apr 18, 2022 | | Linux | ncurses RHEL 9 | 0:6.2-10.20210508.el9_6.2 | [RHSA-2025:12876](https://patchblox.com/security/data/fix/linux/rhsa-2025-12876.md) | Aug 5, 2025 | | Linux | ncurses amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses ol 9 | 0:6.2-10.20210508.el9_6.2 | [ELSA-2025-12876](https://patchblox.com/security/data/fix/linux/elsa-2025-12876.md) | Aug 5, 2025 | | Linux | ncurses rocky 9 | 0:6.2-10.20210508.el9_6.2 | [RLSA-2025:12876](https://patchblox.com/security/data/fix/linux/rlsa-2025-12876.md) | Oct 4, 2025 | | Linux | ncurses-base RHEL 9 | 0:6.2-10.20210508.el9_6.2 | [RHSA-2025:12876](https://patchblox.com/security/data/fix/linux/rhsa-2025-12876.md) | Aug 5, 2025 | | Linux | ncurses-base Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [ncurses-base 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-base-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | ncurses-base Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [ncurses-base 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ncurses-base-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | ncurses-base Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [ncurses-base 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ncurses-base-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | ncurses-base amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-base ol 9 | 0:6.2-10.20210508.el9_6.2 | [ELSA-2025-12876](https://patchblox.com/security/data/fix/linux/elsa-2025-12876.md) | Aug 5, 2025 | | Linux | ncurses-bin Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [ncurses-bin 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-bin-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | ncurses-bin Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [ncurses-bin 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ncurses-bin-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | ncurses-bin Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [ncurses-bin 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ncurses-bin-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | ncurses-c++-libs RHEL 9 | 0:6.2-10.20210508.el9_6.2 | [RHSA-2025:12876](https://patchblox.com/security/data/fix/linux/rhsa-2025-12876.md) | Aug 5, 2025 | | Linux | ncurses-c++-libs amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-c++-libs ol 9 | 0:6.2-10.20210508.el9_6.2 | [ELSA-2025-12876](https://patchblox.com/security/data/fix/linux/elsa-2025-12876.md) | Aug 5, 2025 | | Linux | ncurses-c++-libs-debuginfo amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-compat-libs amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-compat-libs-debuginfo amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-debuginfo amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-debugsource amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-devel RHEL 9 | 0:6.2-10.20210508.el9_6.2 | [RHSA-2025:12876](https://patchblox.com/security/data/fix/linux/rhsa-2025-12876.md) | Aug 5, 2025 | | Linux | ncurses-devel amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-devel ol 9 | 0:6.2-10.20210508.el9_6.2 | [ELSA-2025-12876](https://patchblox.com/security/data/fix/linux/elsa-2025-12876.md) | Aug 5, 2025 | | Linux | ncurses-examples Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [ncurses-examples 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-examples-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | ncurses-examples Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [ncurses-examples 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ncurses-examples-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | ncurses-examples Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [ncurses-examples 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ncurses-examples-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | ncurses-libs RHEL 9 | 0:6.2-10.20210508.el9_6.2 | [RHSA-2025:12876](https://patchblox.com/security/data/fix/linux/rhsa-2025-12876.md) | Aug 5, 2025 | | Linux | ncurses-libs amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-libs ol 9 | 0:6.2-10.20210508.el9_6.2 | [ELSA-2025-12876](https://patchblox.com/security/data/fix/linux/elsa-2025-12876.md) | Aug 5, 2025 | | Linux | ncurses-libs-debuginfo amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-static amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-term RHEL 9 | 0:6.2-10.20210508.el9_6.2 | [RHSA-2025:12876](https://patchblox.com/security/data/fix/linux/rhsa-2025-12876.md) | Aug 5, 2025 | | Linux | ncurses-term Ubuntu 18.04.6 LTS (bionic) | 6.1-1ubuntu1.18.04.1 | [ncurses-term 6.1-1ubuntu1.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ncurses-term-6.1-1ubuntu1.18.04.1.md) | Apr 13, 2023 | | Linux | ncurses-term Ubuntu 20.04 LTS (focal) | 6.2-0ubuntu2.1 | [ncurses-term 6.2-0ubuntu2.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ncurses-term-6.2-0ubuntu2.1.md) | Apr 13, 2023 | | Linux | ncurses-term Ubuntu 22.04.1 LTS (jammy) | 6.3-2ubuntu0.1 | [ncurses-term 6.3-2ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ncurses-term-6.3-2ubuntu0.1.md) | Apr 13, 2023 | | Linux | ncurses-term amzn 2023 | 6.2-4.20200222.amzn2023.0.3 | [ALAS2023-2023-023](https://patchblox.com/security/data/fix/linux/alas2023-2023-023.md) | Feb 17, 2023 | | Linux | ncurses-term ol 9 | 0:6.2-10.20210508.el9_6.2 | [ELSA-2025-12876](https://patchblox.com/security/data/fix/linux/elsa-2025-12876.md) | Aug 5, 2025 | --- Data as of 2026-11-08T00:53:09Z UTC. 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