CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
4Description
Heap buffer overflow in PDFium in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file. (Chromium security severity: High)
Analysis
Heap buffer overflow in PDFium within Google Chrome versions prior to 146.0.7680.153 enables remote attackers to corrupt heap memory and potentially achieve code execution by delivering a malicious PDF file. The vulnerability requires user interaction to open the crafted PDF but no authentication or special privileges. …
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Remediation
Within 7 days: Identify all affected systems running PDFium in Google Chrome and apply vendor patches promptly. If patching is delayed, consider network segmentation to limit exposure.
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Priority Score
Vendor Status
Ubuntu
Priority: Medium| Release | Status | Version |
|---|---|---|
| jammy | not-affected | code not present |
| noble | not-affected | code not present |
| questing | not-affected | code not present |
| upstream | released | - |
Debian
| Release | Status | Fixed Version | Urgency |
|---|---|---|---|
| bullseye (security), bullseye | vulnerable | 120.0.6099.224-1~deb11u1 | - |
| bookworm | fixed | 146.0.7680.153-1~deb12u1 | - |
| bookworm (security) | fixed | 146.0.7680.153-1~deb12u1 | - |
| trixie | fixed | 146.0.7680.153-1~deb13u1 | - |
| trixie (security) | fixed | 146.0.7680.153-1~deb13u1 | - |
| forky | vulnerable | 146.0.7680.80-1 | - |
| sid | fixed | 146.0.7680.153-1 | - |
| bullseye | fixed | (unfixed) | end-of-life |
| (unstable) | fixed | 146.0.7680.153-1 | - |
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External POC / Exploit Code
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EUVD-2026-13472