CVE catalog

CVE-2019-17594

ncurses: CVE-2019-17594

Severity: Medium · CVSS 5.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Published: Oct 11, 2019, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.55% · Oct 25, 2026

There is a heap-based buffer over-read in the _nc_find_entry function in tinfo/comp_hash.c in the terminfo library in ncurses before 6.1-20191012.

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	`6.2`	fixed
Cpe	leap	Not reported	Not reported	unknown
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
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`	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`	fixed
Suse	ncurses	linux enterprise module for basesystem 15	`6.1-5.6.2`	fixed
Suse	ncurses	linux enterprise module for basesystem 15 sp1	`6.1-5.6.2`	fixed
Suse	ncurses	linux enterprise module for development tools 15	`6.1-5.6.2`	fixed
Suse	ncurses	linux enterprise module for development tools 15 sp1	`6.1-5.6.2`	fixed
Suse	ncurses	linux enterprise module for legacy 15	`6.1-5.6.2`	fixed
Suse	ncurses	linux enterprise module for legacy 15 sp1	`6.1-5.6.2`	fixed
Opensuse	ncurses	leap 15.0	`6.1-lp150.9.1`	fixed
Opensuse	ncurses	leap 15.1	`6.1-lp151.6.3.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	ncurses	source	sid	`6.1+20191019-1`	low	Not reported	[942401]
Debian	ncurses	source	forky	`6.1+20191019-1`	low	Not reported	[942401]
Debian	ncurses	source	trixie	`6.1+20191019-1`	low	Not reported	[942401]
Debian	ncurses	source	bookworm	`6.1+20191019-1`	low	Not reported	[942401]
Cpe	ncurses	cpe	Not reported	`6.2`	Not reported	NVD-CVE-2019-17594	Not reported
Ubuntu	ncurses	deb	pro	`6.0+20160213-1ubuntu1+esm3`	Not reported	USN-6099-1	Not reported
Ubuntu	ncurses	deb	18.04	`6.1-1ubuntu1.18.04.1`	Not reported	USN-6099-1	Not reported
Ubuntu	ncurses	deb	20.04	`6.2-0ubuntu2.1`	Not reported	USN-6099-1	Not reported
Ubuntu	ncurses	deb	22.04	`6.3-2ubuntu0.1`	Not reported	USN-6099-1	Not reported
Ubuntu	ncurses	deb	pro	`6.0+20160213-1ubuntu1+esm2`	Not reported	UBUNTU-CVE-2019-17594	Not reported
Ubuntu	ncurses	deb	18.04	`6.1-1ubuntu1.18.04.1`	Not reported	UBUNTU-CVE-2019-17594	Not reported
Ubuntu	ncurses	deb	20.04	`6.1+20191019-1ubuntu1`	Not reported	UBUNTU-CVE-2019-17594	Not reported
Suse	ncurses	rpm	linux enterprise module for basesystem 15	`6.1-5.6.2`	Not reported	SUSE-SU-2019:2997-1	Not reported
Suse	ncurses	rpm	linux enterprise module for basesystem 15 sp1	`6.1-5.6.2`	Not reported	SUSE-SU-2019:2997-1	Not reported
Suse	ncurses	rpm	linux enterprise module for development tools 15	`6.1-5.6.2`	Not reported	SUSE-SU-2019:2997-1	Not reported
Suse	ncurses	rpm	linux enterprise module for development tools 15 sp1	`6.1-5.6.2`	Not reported	SUSE-SU-2019:2997-1	Not reported
Suse	ncurses	rpm	linux enterprise module for legacy 15	`6.1-5.6.2`	Not reported	SUSE-SU-2019:2997-1	Not reported
Suse	ncurses	rpm	linux enterprise module for legacy 15 sp1	`6.1-5.6.2`	Not reported	SUSE-SU-2019:2997-1	Not reported
Opensuse	ncurses	rpm	leap 15.0	`6.1-lp150.9.1`	Not reported	OPENSUSE-SU-2019:2550-1	Not reported
Opensuse	ncurses	rpm	leap 15.1	`6.1-lp151.6.3.1`	Not reported	OPENSUSE-SU-2019:2551-1	Not reported

[Debian bug #942401]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[lib32ncurses6]Fixed
Source package: [ncurses]
Details (1)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[lib32ncurses-dev]Fixed
Source package: [ncurses]
Details (1)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[lib32ncursesw6]Fixed
Source package: [ncurses]
Details (1)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[lib32tinfo6]Fixed
Source package: [ncurses]
Details (1)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[libncurses5]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[libncurses5-dev]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[libncurses6]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[libncurses-dev]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[libncursesw5]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[libncursesw5-dev]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[libncursesw6]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[libtinfo5]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[libtinfo6]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[libtinfo-dev]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[ncurses-base]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · all · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · all · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[ncurses-bin]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[ncurses-doc]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · all · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · all · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[ncurses-examples]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · amd64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · arm64 · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
[ncurses-term]Fixed
Source package: [ncurses]
Details (2)
- 6.4-4 · all · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm
- 6.4-4 · all · bookworm
  Fixed · Fixed: 6.1+20191019-1
  dsa · ncurses · debian · bookworm

Observed: Oct 23, 2026, 5:41:50 PM UTC

References

[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]