vulnerability
Debian: CVE-2024-5642: pypy3 -- security update
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:N/AC:L/Au:N/C:P/I:N/A:P) | Jun 27, 2024 | Mar 12, 2025 | Aug 8, 2025 |
Severity
6
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:P)
Published
Jun 27, 2024
Added
Mar 12, 2025
Modified
Aug 8, 2025
Description
CPython 3.9 and earlier doesn't disallow configuring an empty list ("[]") for SSLContext.set_npn_protocols() which is an invalid value for the underlying OpenSSL API. This results in a buffer over-read when NPN is used (see CVE-2024-5535 for OpenSSL). This vulnerability is of low severity due to NPN being not widely used and specifying an empty list likely being uncommon in-practice (typically a protocol name would be configured).
Solutions
debian-upgrade-pypy3no-fix-debian-deb-package
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