CVE-2025-6966
Null-pointer dereference in python-apt TagSection.keys()
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 6.9EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
05 Dec 2025Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
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
Affected products
Canonical · python-aptWant to know if your infrastructure is exposed to this?
Talk to TrueHacking →