VDB
DEBIAN-CVE-2026-4224
DEBIAN-CVE-2026-4224
PUBLISHED
CVSS 6 MEDIUM
When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs.
Risk Scores
CVSS v4.0
6
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/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
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:13 | python3.13 | 3.13.5-2, 3.13.5-2, 0 |
| Debian:12 | python3.11 | 3.11.2-6, 0, * |
| Debian:14 | python3.14 | 0, 0, 3.14.0-1 |
| Debian:11 | python2.7 | 2.7.18-10, 0, 2.7.18-9 |
| Debian:11 | python3.9 | 3.9.13-1, 3.9.7-4, 3.9.7-2 |
| Debian:14 | python3.13 | 3.13.8-1, 3.13.9-1, 0 |
Timeline
- Mar 16, 2026 CVE Published
- May 16, 2026 CVE Updated