vulnerability
Ubuntu: (Multiple Advisories) (CVE-2025-8291): Python vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Oct 7, 2025 | Nov 25, 2025 | Nov 28, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Oct 7, 2025
Added
Nov 25, 2025
Modified
Nov 28, 2025
Description
It was discovered that Python inefficiently handled expanding system
environment variables. An attacker could possibly use this issue to cause
Python to consume excessive resources, leading to a denial of service.
(CVE-2025-6075)
Caleb Brown discovered that Python incorrectly handled the ZIP64 End of
Central Directory (EOCD) Locator record offset value. An attacker could
possibly use this issue to obfuscate malicious content. (CVE-2025-8291)
Solutions
ubuntu-pro-upgrade-idle-python3-11ubuntu-pro-upgrade-libpython3-10ubuntu-pro-upgrade-libpython3-12t64ubuntu-pro-upgrade-libpython3-13ubuntu-pro-upgrade-libpython3-4ubuntu-pro-upgrade-libpython3-5ubuntu-pro-upgrade-libpython3-6ubuntu-pro-upgrade-libpython3-7ubuntu-pro-upgrade-libpython3-8ubuntu-pro-upgrade-libpython3-9ubuntu-pro-upgrade-python3-10ubuntu-pro-upgrade-python3-11ubuntu-pro-upgrade-python3-12ubuntu-pro-upgrade-python3-13ubuntu-pro-upgrade-python3-4ubuntu-pro-upgrade-python3-5ubuntu-pro-upgrade-python3-6ubuntu-pro-upgrade-python3-7ubuntu-pro-upgrade-python3-8ubuntu-pro-upgrade-python3-9
References
- CVE-2025-8291
- https://attackerkb.com/topics/CVE-2025-8291
- CWE-1285
- UBUNTU-USN-7886-1
- UBUNTU-USN-7886-2
- URL-https://github.com/python/cpython/commit/162997bb70e067668c039700141770687bc8f267
- URL-https://github.com/python/cpython/commit/333d4a6f4967d3ace91492a39ededbcf3faa76a6
- URL-https://github.com/python/cpython/pull/139702
- URL-https://mail.python.org/archives/list/[email protected]/thread/QECOPWMTH4VPPJAXAH2BGTA4XADOP62G/
- URL-https://ubuntu.com/security/notices/USN-7886-1
- URL-https://www.cve.org/CVERecord?id=CVE-2025-8291
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