RHSA-2021:4426MediumCVSS 5.4

Red Hat Security Advisory: ncurses security update

Published
November 9, 2021
Last Modified
July 27, 2026

🔗 CVE IDs covered (2)

CVE-2019-17594 →CVE-2019-17595 →

📋 Description

CVE-2019-17594 — ncurses: heap-based buffer overflow in the _nc_find_entry function in tinfo/comp_hash.c CVE-2019-17595 — ncurses: heap-based buffer overflow in the fmt_entry function in tinfo/comp_hash.c

🎯 Affected products53

  • Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-0:6.1-9.20180224.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-0:6.1-9.20180224.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-0:6.1-9.20180224.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-0:6.1-9.20180224.el8.src as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-0:6.1-9.20180224.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-base-0:6.1-9.20180224.el8.noarch as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-c++-libs-0:6.1-9.20180224.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-c++-libs-0:6.1-9.20180224.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-c++-libs-0:6.1-9.20180224.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-c++-libs-0:6.1-9.20180224.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-c++-libs-0:6.1-9.20180224.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-c++-libs-debuginfo-0:6.1-9.20180224.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-c++-libs-debuginfo-0:6.1-9.20180224.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-c++-libs-debuginfo-0:6.1-9.20180224.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-c++-libs-debuginfo-0:6.1-9.20180224.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-c++-libs-debuginfo-0:6.1-9.20180224.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-compat-libs-0:6.1-9.20180224.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-compat-libs-0:6.1-9.20180224.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-compat-libs-0:6.1-9.20180224.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-compat-libs-0:6.1-9.20180224.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-compat-libs-0:6.1-9.20180224.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-compat-libs-debuginfo-0:6.1-9.20180224.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-compat-libs-debuginfo-0:6.1-9.20180224.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-compat-libs-debuginfo-0:6.1-9.20180224.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-compat-libs-debuginfo-0:6.1-9.20180224.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-compat-libs-debuginfo-0:6.1-9.20180224.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-debuginfo-0:6.1-9.20180224.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-debuginfo-0:6.1-9.20180224.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • ncurses-debuginfo-0:6.1-9.20180224.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • +23 more not shown

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

🔗 References (6)