CVEvulnerability
CVE-2020-27795
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-08-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-908
Description
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 configurations
• radare radare2 (< 4.4.0)
Related
Weakness · CWE (1)
- CWE-908 Use of Uninitialized Resource weakness
References
- https://github.com/radareorg/radare2/commit/4d3811681a80f92a53e795f6a64c4b0fc2c8dd22 Patch, Third Party Advisory
- https://github.com/radareorg/radare2/issues/16215 Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/radareorg/radare2/pull/16230 Issue Tracking, Patch, Third Party Advisory
- https://github.com/radareorg/radare2/commit/4d3811681a80f92a53e795f6a64c4b0fc2c8dd22 Patch, Third Party Advisory
- https://github.com/radareorg/radare2/issues/16215 Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/radareorg/radare2/pull/16230 Issue Tracking, Patch, Third Party Advisory