CVE-2015-7210

Mozilla: Use-after-free in WebRTC when datachannel is used after being destroyed (MFSA 2015-138)

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Severity

Critical

Red Hat Product Security

6.8

CVSS 2.0

Review impact separately from score.

Published · December 16, 2015

Updated · November 21, 2025

Description

Use-after-free vulnerability in Mozilla Firefox before 43.0 and Firefox ESR 38.x before 38.5 allows remote attackers to execute arbitrary code by triggering attempted use of a data channel that has been closed by a WebRTC function.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 6.8
AV:N/AC:M/Au:N/C:P/I:P/A:P

CWE-416 · Use After Free