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CVE-2024-9979

Pyo3: risk of use-after-free in `borrowed` reads from python weak references

CVSS 5.3 MEDIUMEPSS 0.2%CWE-416
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.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Affected products
pyo3Red Hat · Red Hat Ansible Automation Platform 2Red Hat · Red Hat Enterprise Linux 10Red Hat · Red Hat Enterprise Linux 8Red Hat · Red Hat Enterprise Linux 9

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References
https://access.redhat.com/security/cve/CVE-2024-9979https://bugzilla.redhat.com/show_bug.cgi?id=2318646https://crates.io/crates/pyo3https://github.com/PyO3/pyo3/pull/4590https://rustsec.org/advisories/RUSTSEC-2024-0378.html