vulnerability
Ubuntu: USN-7570-1 (CVE-2025-1795): Python vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:C/A:N) | Feb 28, 2025 | Jun 17, 2025 | Oct 24, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:C/A:N)
Published
Feb 28, 2025
Added
Jun 17, 2025
Modified
Oct 24, 2025
Description
During an address list folding when a separating comma ends up on a folded line and that line is to be unicode-encoded then the separator itself is also unicode-encoded. Expected behavior is that the separating comma remains a plan comma. This can result in the address header being misinterpreted by some mail servers.
Solutions
ubuntu-pro-upgrade-libpython3-10ubuntu-pro-upgrade-libpython3-10-minimalubuntu-pro-upgrade-libpython3-11ubuntu-pro-upgrade-libpython3-11-minimalubuntu-pro-upgrade-libpython3-12-minimalubuntu-pro-upgrade-libpython3-12t64ubuntu-pro-upgrade-libpython3-13ubuntu-pro-upgrade-libpython3-13-minimalubuntu-pro-upgrade-libpython3-6ubuntu-pro-upgrade-libpython3-6-minimalubuntu-pro-upgrade-libpython3-7ubuntu-pro-upgrade-libpython3-7-minimalubuntu-pro-upgrade-libpython3-8ubuntu-pro-upgrade-libpython3-8-minimalubuntu-pro-upgrade-libpython3-9ubuntu-pro-upgrade-libpython3-9-minimalubuntu-pro-upgrade-python3-10ubuntu-pro-upgrade-python3-10-minimalubuntu-pro-upgrade-python3-11ubuntu-pro-upgrade-python3-11-minimalubuntu-pro-upgrade-python3-12ubuntu-pro-upgrade-python3-12-minimalubuntu-pro-upgrade-python3-13ubuntu-pro-upgrade-python3-13-minimalubuntu-pro-upgrade-python3-6ubuntu-pro-upgrade-python3-6-minimalubuntu-pro-upgrade-python3-7ubuntu-pro-upgrade-python3-7-minimalubuntu-pro-upgrade-python3-8ubuntu-pro-upgrade-python3-8-minimalubuntu-pro-upgrade-python3-9ubuntu-pro-upgrade-python3-9-minimal
References
- CVE-2025-1795
- https://attackerkb.com/topics/CVE-2025-1795
- CWE-116
- UBUNTU-USN-7570-1
- URL-https://github.com/python/cpython/pull/100885
- URL-https://github.com/python/cpython/pull/119099
- URL-https://mail.python.org/archives/list/[email protected]/thread/MB62IZMEC3UM6SGHP5LET5JX2Y7H4ZUR/
- URL-https://ubuntu.com/security/notices/USN-7570-1
- URL-https://www.cve.org/CVERecord?id=CVE-2025-1795
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