CVEvulnerability
CVE-2023-7152
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2023-12-29
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 5.2 MEDIUM — AV:A/AC:L/Au:S/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
A vulnerability, which was classified as critical, has been found in MicroPython 1.21.0/1.22.0-preview. Affected by this issue is the function poll_set_add_fd of the file extmod/modselect.c. The manipulation leads to use after free. The exploit has been disclosed to the public and may be used. The patch is identified as 8b24aa36ba978eafc6114b6798b47b7bfecdca26. It is recommended to apply a patch to fix this issue. VDB-249158 is the identifier assigned to this vulnerability.
Affected configurations
• micropython micropython 1.21.0
• micropython micropython 1.22.0
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://github.com/jimmo/micropython/commit/8b24aa36ba978eafc6114b6798b47b7bfecdca26 Patch
- https://github.com/micropython/micropython/issues/12887 Exploit, Issue Tracking
- https://lists.fedoraproject.org/archives/list/[email protected]/message/4E2HYWCZB5R4SHY4SZZZSFDMD64N4SOZ/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/[email protected]/message/D3WWY5JY4RTJE25APB4REGDUDPATG6H7/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/[email protected]/message/TEK46QAJOXXDZOWOIE2YACUOCZFWOBCK/ lists.fedoraproject.org
- https://vuldb.com/?ctiid.249158 Permissions Required, Third Party Advisory, VDB Entry
- https://vuldb.com/?id.249158 Third Party Advisory, VDB Entry
- https://github.com/jimmo/micropython/commit/8b24aa36ba978eafc6114b6798b47b7bfecdca26 Patch
- https://github.com/micropython/micropython/issues/12887 Exploit, Issue Tracking
- https://lists.fedoraproject.org/archives/list/[email protected]/message/4E2HYWCZB5R4SHY4SZZZSFDMD64N4SOZ/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/[email protected]/message/D3WWY5JY4RTJE25APB4REGDUDPATG6H7/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/[email protected]/message/TEK46QAJOXXDZOWOIE2YACUOCZFWOBCK/ lists.fedoraproject.org
- https://vuldb.com/?ctiid.249158 Permissions Required, Third Party Advisory, VDB Entry
- https://vuldb.com/?id.249158 Third Party Advisory, VDB Entry