CVE-2017-1000121

CRITICAL · CVSS 9.8 EPSS 1.20%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-11-01 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE

CVE-2017-1000121

Severity

CRITICAL

CVSS

9.8

EPSS

1.20%

Original NVD Description

The UNIX IPC layer in WebKit, including WebKitGTK+ prior to 2.16.3, does not properly validate message size metadata, allowing a compromised secondary process to trigger an integer overflow and subsequent buffer overflow in the UI process. This vulnerability does not affect Apple products.