vulnerability
FreeBSD: VID-70d0d2ec-cb62-11ed-956f-7054d21a9e2a (CVE-2021-40839): py39-rencode -- infinite loop that could lead to Denial of Service
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Mar 25, 2023 | Apr 14, 2023 | Dec 10, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Mar 25, 2023
Added
Apr 14, 2023
Modified
Dec 10, 2025
Description
NIST reports: The rencode package through 1.0.6 for Python allows an infinite loop in typecode decoding (such as via ;\x2f\x7f), enabling a remote attack that consumes CPU and memory.
Solution
freebsd-upgrade-package-py39-rencode
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