Elixir -- Denial of service via uncontrolled recursion in charlist conversion

2026-08-28 · CVE-2026-75758 · VuXML entry

tomciopp reports: Uncontrolled recursion in the Elixir standard library lets an attacker who controls a list passed to inspect/1, List.to_string/1, or List.to_charlist/1 exhaust a BEAM node's memory. Inspect.List checks only a bounded prefix (4096 elements by default) to determine whether a list is a charlist, then attempts to convert the entire list. When a list contains a long printable prefix followed by an …

Affected versions

• elixir-devel >= 1.19.0 < 1.19.6; >= 1.20.0 < 1.20.4

By system

0 still vulnerable, 2 fixed. Where VuXML applies (FreeBSD, DragonFly, FreeBSD's derivatives) a port is vulnerable while its version is in a range; pkgsrc says itself whether it lists a CVE of this advisory; OpenBSD and MidnightBSD keep no list this site reads, so their row is only an estimate: FreeBSD's ranges applied to upstream's version.