Heap buffer overflow in PostgreSQL to_char(timestamptz) allows the party choosing the timezone to execute arbitrary code as the operating system user running the database, via a long POSIX timezone abbreviation. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.
{
"cpes": [
"cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*"
],
"severity": "High"
}