An out-of-bounds write in "ClearKeyDecryptor" while decrypting some Clearkey-encrypted media content. The "ClearKeyDecryptor" code runs within the Gecko Media Plugin (GMP) sandbox. If a second mechanism is found to escape the sandbox, this vulnerability allows for the writing of arbitrary data within memory, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2018-06-11T21:00:00

Updated: 2024-08-05T15:04:14.312Z

Reserved: 2017-01-13T00:00:00

Link: CVE-2017-5448

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-06-11T21:29:06.453

Modified: 2024-11-21T03:27:38.640

Link: CVE-2017-5448

cve-icon Redhat

Severity : Important

Publid Date: 2017-04-19T00:00:00Z

Links: CVE-2017-5448 - Bugzilla