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Vulnerability details: VCID-pr7m-6n68-5yb6
Vulnerability ID VCID-pr7m-6n68-5yb6
Aliases CVE-2015-4484
Summary Security researcher Jukka Jylänki reported a crash that occurs because JavaScript, when using shared memory, does not properly gate access to Atomics or SharedArrayBuffer views in some contexts. This leads to a non-exploitable crash.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk None
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
epss 0.02084 https://api.first.org/data/v1/epss?cve=CVE-2015-4484
generic_textual none https://www.mozilla.org/en-US/security/advisories/mfsa2015-87
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2015-4484.json
https://api.first.org/data/v1/epss?cve=CVE-2015-4484
1252289 https://bugzilla.redhat.com/show_bug.cgi?id=1252289
CVE-2015-4484 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4484
mfsa2015-87 https://www.mozilla.org/en-US/security/advisories/mfsa2015-87
RHSA-2015:1586 https://access.redhat.com/errata/RHSA-2015:1586
USN-2702-1 https://usn.ubuntu.com/2702-1/
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.83277
EPSS Score 0.02084
Published At Aug. 14, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:10:52.660854+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2015/mfsa2015-87.md 37.0.0