CVE-2017-18199: GNU Libcdio

Medium severity, CVSS 6.5. EPSS: 3.3% chance of exploitation in the next 30 days.

realloc_symlink in rock.c in GNU libcdio before 1.0.0 allows remote attackers to cause a denial of service (NULL Pointer Dereference) via a crafted iso file.

Affected products

• GNU Libcdio: before 1.0.0 (fixed in 1.0.0)

Published 2018-02-24. Last modified 2026-06-17.