CVE-2023-7152PYSEC-2023-258PYSEC-2023-256PYSEC-2023-257PYSEC-2023-259
MicroPython modselect.c poll_set_add_fd use after free
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fix or patch referenced
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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.
Timeline
- CVE published
- Record last updated
Affected versions
- n/a MicroPython
1.21.0, 1.22.0-preview
- micropython-osPyPI
All versions
- micropython-selectPyPI
All versions
- micropython-copyPyPI
All versions
- micropython-ioPyPI
All versions