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RHSA-2021:4426: Red Hat Security Advisory: ncurses security update

An update for ncurses is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.The ncurses (new curses) library routines are a terminal-independent method of updating character screens with reasonable optimization. The ncurses packages contain support utilities including a terminfo compiler tic, a decompiler infocmp, clear, tput, tset, and a termcap conversion tool captoinfo. Security Fix(es):

  • ncurses: heap-based buffer overflow in the _nc_find_entry function in tinfo/comp_hash.c (CVE-2019-17594)
  • ncurses: heap-based buffer overflow in the fmt_entry function in tinfo/comp_hash.c (CVE-2019-17595) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section. Related CVEs:
  • 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
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RHSA-2021:4321: Red Hat Security Advisory: linuxptp security, bug fix, and enhancement update

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RHSA-2021:4288: Red Hat Security Advisory: libjpeg-turbo security and bug fix update

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