Use-after-free vulnerability in the CanonicalizeXPCOMParticipant function in Mozilla Firefox before 39.0 and Firefox ESR 31.x before 31.8 and 38.x before 38.1 allows remote attackers to execute arbitrary code via vectors involving attachment of an XMLHttpRequest object to a shared worker.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2015-2722 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue does not affect the version of thunderbird package, as shipped with Red Hat Enterprise Linux 5, 6 and 7.
| Base Score | 6.8 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 6 (firefox) | RHSA-2015:1207 | 2015-07-03 |
| Red Hat Enterprise Linux 5 (firefox) | RHSA-2015:1207 | 2015-07-03 |
| Red Hat Enterprise Linux 7 (firefox) | RHSA-2015:1207 | 2015-07-03 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | thunderbird | Not affected |
| Red Hat Enterprise Linux 6 | thunderbird | Not affected |
| Red Hat Enterprise Linux 5 | thunderbird | Not affected |
Vulmon