David Leadbeater discovered that less was not properly handling escape sequences when displaying raw control characters. A maliciously formed OSC 8 hyperlink could possibly be used by an attacker to cause a denial of service.
{ "binaries": [ { "binary_name": "less", "binary_version": "590-1ubuntu0.22.04.1" }, { "binary_name": "less-dbgsym", "binary_version": "590-1ubuntu0.22.04.1" } ], "availability": "No subscription required" }