ncurses before 6.4 20230408, when used by a setuid application,...

Vulnerability Description

ncurses before 6.4 20230408, when used by a setuid application, allows local users to trigger security-relevant memory corruption via malformed data in a terminfo database file that is found in $HOME/.terminfo or reached via the TERMINFO or TERM environment variable.

References

• https://www.openwall.com/lists/oss-security/2023/04/13/4
• http://ncurses.scripts.mit.edu/?p=ncurses.git%3Ba=commit%3Bh=eb51b1ea1f75a0ec17c9c5937cb28df1e8eeec56
• https://www.openwall.com/lists/oss-security/2023/04/12/5
• http://www.openwall.com/lists/oss-security/2023/04/19/10
• http://www.openwall.com/lists/oss-security/2023/04/19/11
• https://security.netapp.com/advisory/ntap-20230517-0009/
• https://support.apple.com/kb/HT213843
• https://support.apple.com/kb/HT213844
• https://support.apple.com/kb/HT213845
• https://lists.debian.org/debian-lts-announce/2023/12/msg00004.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/