CVE-2020-27795: Radare RADARE2

High severity, CVSS 7.5. EPSS: 1.5% chance of exploitation in the next 30 days.

A segmentation fault was discovered in radare2 with adf command. In libr/core/cmd_anal.c, when command "adf" has no or wrong argument, anal_fcn_data (core, input + 1) --> RAnalFunction *fcn = r_anal_get_fcn_in (core->anal, core->offset, -1); returns null pointer for fcn causing segmentation fault later in ensure_fcn_range (fcn).

Affected products

• Radare RADARE2: before 4.4.0 (fixed in 4.4.0)

Published 2022-08-19. Last modified 2026-06-17.