CVE catalog
CVE-2023-29491
ncurses: CVE-2023-29491
- Severity
- High · CVSS 7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.98% · Oct 25, 2026
A vulnerability was found in ncurses and occurs when used by a setuid application. This flaw allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable. ncurses: Local users can trigger security-relevant memory corruption via malformed data The impact of this CVE is rated Moderate for several reasons which make it difficult to exploit or limited consequences: * The only outcome is memory corruption possibly leading to a crash * There is no trace of privilege escalation * It cannot be triggered remotely, an attacker must have local access The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | ncurses | sid | 6.6+20260608-2 | fixed |
| Debian | ncurses | forky | 6.6+20260608-2 | fixed |
| Debian | ncurses | trixie | 6.5+20250216-2 | fixed |
| Debian | ncurses | bookworm | 6.4-4 | fixed |
| Cpe | ncurses | Not reported | 6.4 | fixed |
| Alpine | ncurses | 3.15 | 6.3_p20211120-r2 | fixed |
| Alpine | ncurses | 3.16 | 6.3_p20220521-r1 | fixed |
| Alpine | ncurses | 3.17 | 6.3_p20221119-r1 | fixed |
| Alpine | ncurses | 3.19 | 6.4_p20230424-r0 | fixed |
| Alpine | ncurses | 3.20 | 6.4_p20230424-r0 | fixed |
| Alpine | ncurses | 3.21 | 6.4_p20230424-r0 | fixed |
| Alpine | ncurses | 3.22 | 6.4_p20230424-r0 | fixed |
| Alpine | ncurses | 3.23 | 6.4_p20230424-r0 | fixed |
| Alpine | ncurses | 3.24 | 6.4_p20230424-r0 | fixed |
| Ubuntu | ncurses | pro | 5.9+20150516-2ubuntu1 | vulnerable |
| Ubuntu | ncurses | pro | 6.0+20151024-2ubuntu1 | vulnerable |
| Ubuntu | ncurses | pro | 6.0+20151024-2ubuntu2 | vulnerable |
| Ubuntu | ncurses | pro | 6.0+20160213-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | pro | 6.0+20160213-1ubuntu1+esm1 | vulnerable |
| Ubuntu | ncurses | pro | 6.0+20160213-1ubuntu1+esm2 | vulnerable |
| Ubuntu | ncurses | pro | 6.0+20160213-1ubuntu1+esm3 | fixed |
| Ubuntu | ncurses | 18.04 | 6.0+20160625-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | 18.04 | 6.0+20171125-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | 18.04 | 6.1-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | 18.04 | 6.1-1ubuntu1.18.04 | vulnerable |
| Ubuntu | ncurses | 18.04 | 6.1-1ubuntu1.18.04.1 | fixed |
| Ubuntu | ncurses | 20.04 | 6.1+20190803-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | 20.04 | 6.1+20191019-1ubuntu1 | vulnerable |
| Ubuntu | ncurses | 20.04 | 6.2-0ubuntu2 | vulnerable |
| Ubuntu | ncurses | 20.04 | 6.2-0ubuntu2.1 | fixed |
| Ubuntu | ncurses | 22.04 | 6.2+20201114-2build1 | vulnerable |
| Ubuntu | ncurses | 22.04 | 6.2+20201114-2build2 | vulnerable |
| Ubuntu | ncurses | 22.04 | 6.3-1 | vulnerable |
| Ubuntu | ncurses | 22.04 | 6.3-2 | vulnerable |
| Ubuntu | ncurses | 22.04 | 6.3-2ubuntu0.1 | fixed |
| Suse | ncurses | linux enterprise micro 5.3 | 6.1-150000.5.15.1 | fixed |
| Suse | ncurses | linux enterprise micro 5.4 | 6.1-150000.5.15.1 | fixed |
| Suse | ncurses | linux enterprise module for basesystem 15 sp4 | 6.1-150000.5.15.1 | fixed |
| Suse | ncurses | linux enterprise module for development tools 15 sp4 | 6.1-150000.5.15.1 | fixed |
| Suse | ncurses | linux enterprise module for legacy 15 sp4 | 6.1-150000.5.15.1 | fixed |
| Suse | ncurses | linux enterprise real time 15 sp3 | 6.1-150000.5.15.1 | fixed |
| Suse | ncurses | linux enterprise micro 5.1 | 6.1-150000.5.15.1 | fixed |
| Suse | ncurses | linux enterprise micro 5.2 | 6.1-150000.5.15.1 | fixed |
| Opensuse | ncurses | leap micro 5.3 | 6.1-150000.5.15.1 | fixed |
| Opensuse | ncurses | leap 15.4 | 6.1-150000.5.15.1 | fixed |
| Suse | ncurses | linux enterprise software development kit 12 sp5 | 5.9-81.1 | fixed |
| Suse | ncurses | linux enterprise server 12 sp5 | 5.9-81.1 | fixed |
| Suse | ncurses | linux enterprise server for sap applications 12 sp5 | 5.9-81.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | ncurses | source | sid | 6.4-3 | not yet assigned | Not reported | [1034372] |
| Debian | ncurses | source | forky | 6.4-3 | not yet assigned | Not reported | [1034372] |
| Debian | ncurses | source | trixie | 6.4-3 | not yet assigned | Not reported | [1034372] |
| Debian | ncurses | source | bookworm | 6.4-3 | not yet assigned | Not reported | [1034372] |
| Cpe | ncurses | cpe | Not reported | 6.4 | Not reported | NVD-CVE-2023-29491 | Not reported |
| Alpine | ncurses | apk | 3.15 | 6.3_p20211120-r2 | Not reported | ALPINE-CVE-2023-29491 | Not reported |
| Alpine | ncurses | apk | 3.16 | 6.3_p20220521-r1 | Not reported | ALPINE-CVE-2023-29491 | Not reported |
| Alpine | ncurses | apk | 3.17 | 6.3_p20221119-r1 | Not reported | ALPINE-CVE-2023-29491 | Not reported |
| Alpine | ncurses | apk | 3.19 | 6.4_p20230424-r0 | Not reported | ALPINE-CVE-2023-29491 | Not reported |
| Alpine | ncurses | apk | 3.20 | 6.4_p20230424-r0 | Not reported | ALPINE-CVE-2023-29491 | Not reported |
| Alpine | ncurses | apk | 3.21 | 6.4_p20230424-r0 | Not reported | ALPINE-CVE-2023-29491 | Not reported |
| Alpine | ncurses | apk | 3.22 | 6.4_p20230424-r0 | Not reported | ALPINE-CVE-2023-29491 | Not reported |
| Alpine | ncurses | apk | 3.23 | 6.4_p20230424-r0 | Not reported | ALPINE-CVE-2023-29491 | Not reported |
| Alpine | ncurses | apk | 3.24 | 6.4_p20230424-r0 | Not reported | ALPINE-CVE-2023-29491 | Not reported |
| Ubuntu | ncurses | deb | pro | 6.0+20160213-1ubuntu1+esm3 | Not reported | UBUNTU-CVE-2023-29491 | Not reported |
| Ubuntu | ncurses | deb | 18.04 | 6.1-1ubuntu1.18.04.1 | Not reported | UBUNTU-CVE-2023-29491 | Not reported |
| Ubuntu | ncurses | deb | 20.04 | 6.2-0ubuntu2.1 | Not reported | UBUNTU-CVE-2023-29491 | Not reported |
| Ubuntu | ncurses | deb | 22.04 | 6.3-2ubuntu0.1 | Not reported | UBUNTU-CVE-2023-29491 | Not reported |
| Suse | ncurses | rpm | linux enterprise micro 5.3 | 6.1-150000.5.15.1 | Not reported | SUSE-SU-2023:2111-1 | Not reported |
| Suse | ncurses | rpm | linux enterprise micro 5.4 | 6.1-150000.5.15.1 | Not reported | SUSE-SU-2023:2111-1 | Not reported |
| Suse | ncurses | rpm | linux enterprise module for basesystem 15 sp4 | 6.1-150000.5.15.1 | Not reported | SUSE-SU-2023:2111-1 | Not reported |
| Suse | ncurses | rpm | linux enterprise module for development tools 15 sp4 | 6.1-150000.5.15.1 | Not reported | SUSE-SU-2023:2111-1 | Not reported |
| Suse | ncurses | rpm | linux enterprise module for legacy 15 sp4 | 6.1-150000.5.15.1 | Not reported | SUSE-SU-2023:2111-1 | Not reported |
| Suse | ncurses | rpm | linux enterprise real time 15 sp3 | 6.1-150000.5.15.1 | Not reported | SUSE-SU-2023:2111-1 | Not reported |
| Suse | ncurses | rpm | linux enterprise micro 5.1 | 6.1-150000.5.15.1 | Not reported | SUSE-SU-2023:2111-1 | Not reported |
| Suse | ncurses | rpm | linux enterprise micro 5.2 | 6.1-150000.5.15.1 | Not reported | SUSE-SU-2023:2111-1 | Not reported |
| Opensuse | ncurses | rpm | leap micro 5.3 | 6.1-150000.5.15.1 | Not reported | SUSE-SU-2023:2111-1 | Not reported |
| Opensuse | ncurses | rpm | leap 15.4 | 6.1-150000.5.15.1 | Not reported | SUSE-SU-2023:2111-1 | Not reported |
| Suse | ncurses | rpm | linux enterprise software development kit 12 sp5 | 5.9-81.1 | Not reported | SUSE-SU-2023:2112-1 | Not reported |
| Suse | ncurses | rpm | linux enterprise server 12 sp5 | 5.9-81.1 | Not reported | SUSE-SU-2023:2112-1 | Not reported |
| Suse | ncurses | rpm | linux enterprise server for sap applications 12 sp5 | 5.9-81.1 | Not reported | SUSE-SU-2023:2112-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://cert-portal.siemens.com/productcert/csaf/ssa-398330.json]
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2023_5249.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2023-29491]
- [https://osv.dev/vulnerability/ALPINE-CVE-2023-29491]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-29491]
- [https://osv.dev/vulnerability/SUSE-SU-2023:2111-1]
- [https://osv.dev/vulnerability/SUSE-SU-2023:2112-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2023-29491]
- [https://security-tracker.debian.org/tracker/CVE-2023-29491]
- [https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-29491.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2917.json]
[CERT-Bund public advisories] · [CISA cybersecurity advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]