Vulnerability Monitor

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CVE-2017-5949

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.

Published

2017-04-03T05:59:00.770

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	apple	safari	22	Yes

References

http://www.securityfocus.com/bid/97298 Third Party Advisory, VDB Entry ([email protected])
https://bugs.webkit.org/show_bug.cgi?id=167239 Issue Tracking, Third Party Advisory ([email protected])
https://trac.webkit.org/changeset/211479 Issue Tracking, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/97298 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.webkit.org/show_bug.cgi?id=167239 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://trac.webkit.org/changeset/211479 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)