CVE-2026-111269 — libical through 4.0.6 Heap Out-of-Bounds Read via icalvalue_decode_ical_string
libical through 4.0.6 contains a heap-based out-of-bounds read in icalvalue_decode_ical_string() in src/libical/icalvalue.c when decoding input ending in a backslash. Attackers …
Published: 2026-10-15 · CVSS: 6.9 · CVSS 4.0
libical through 4.0.6 contains a heap-based out-of-bounds read in icalvalue_decode_ical_string() in src/libical/icalvalue.c when decoding input ending in a backslash. Attackers can supply escaped iCalendar text with a trailing backslash, causing the loop to read past the terminator and crash the application or leak adjacent heap memory.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7