A flaw was found in PyO3. This vulnerability causes a use-after-free issue, potentially leading to memory corruption or crashes via unsound borrowing from weak Python references.
CVE-2024-9979
CVSS base score
5.3 (v3.1)
Severity
MEDIUM
Attack vector
Local
Weakness
CWE-416
Last modified
November 5, 2026
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L