An out of bounds write flaw was found in the processing of vorbis audio data. A maliciously crafted file or audio stream could cause the application to crash or, potentially, execute arbitrary code.
Find out more about CVE-2018-5146 from the MITRE CVE dictionary dictionary and NIST NVD.
Red Hat Enterprise Linux 5 is now in Extended Life Phase of the support and maintenance life cycle. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.
The affected code is present in esc and xulrunner, however esc has no support for audio, and xulrunner is limited to using only local content that an attacker can not control. These components are not impacted by this vulnerability.
| CVSS3 Base Score | 8.8 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity Impact | High |
| Availability Impact | High |
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 6 (thunderbird) | RHSA-2018:0647 | 2018-04-05 |
| Red Hat Enterprise Linux 6 (firefox) | RHSA-2018:0549 | 2018-03-19 |
| Red Hat Enterprise Linux 7 (thunderbird) | RHSA-2018:0648 | 2018-04-05 |
| Red Hat Enterprise Linux 6 (libvorbis) | RHSA-2018:0649 | 2018-04-05 |
| Red Hat Enterprise Linux 7 (libvorbis) | RHSA-2018:1058 | 2018-04-10 |
| Red Hat Enterprise Linux 7 (firefox) | RHSA-2018:0549 | 2018-03-19 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | esc | Not affected |
| Red Hat Enterprise Linux 7 | xulrunner | Will not fix |
| Red Hat Enterprise Linux 6 | esc | Not affected |
| Red Hat Enterprise Linux 6 | xulrunner | Will not fix |
| Red Hat Enterprise Linux 5 | libvorbis | Will not fix |
| Red Hat Enterprise Linux 5 | xulrunner | Will not fix |
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