CVE search · CVE-2025-6966
CVE-2025-6966
medium 6.9
NULL pointer dereference in TagSection.keys() in python-apt on APT-based Linux systems allows a local attacker to cause a denial of service (process crash) via a crafted deb822 file with a malformed non-UTF-8 key.
Details
- Status
- Analyzed
- Published
- Last changed
- Source
- security@ubuntu.com
- Weakness
- CWE-476
Severity
| Version | Score | Vector | Source |
|---|---|---|---|
| CVSS 4.0 | medium 6.9 | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
security@ubuntu.comSecondary |
| CVSS 3.1 | medium 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
nvd@nist.govPrimary |
Affected products
Vendor and product from the NVD’s CPE applicability statements. Versions and conditions are on the NVD’s page.
References
- https://bugs.launchpad.net/ubuntu/+source/python-apt/+bug/2091865ExploitIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/12/msg00019.htmlMailing ListThird Party Advisory