CVE-2017-5949

—

CVSS 3.0

9.8 critical

EPSS

2%p78

Published

Apr 3, 2017 (Apr 3, 2017)

Modified

Jun 17, 2026

Description

JavaScriptCore in WebKit, as distributed in Safari Technology Preview Release 22, allows remote attackers to cause a denial of service (heap-based out-of-bounds write and application crash) or possibly have unspecified other impact via crafted JavaScript code that triggers access to red-zone memory locations, related to jit/ThunkGenerators.cpp, llint/LowLevelInterpreter32_64.asm, and llint/LowLevelInterpreter64.asm.

Vendors: apple
Products: safari
Weakness: CWE-787
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.8%)

In the news0 stories

No ingested article mentions this CVE yet.