CVE-2017-5396 — Use After Free in Mozilla Firefox
Severity
9.8CRITICALNVD
EPSS
1.8%
top 17.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJun 11
Latest updateMay 14
Description
A use-after-free vulnerability in the Media Decoder when working with media files when some events are fired after the media elements are freed from memory. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9
Affected Packages8 packages
Also affects: Debian Linux 8.0, Enterprise Linux 5.0, 6.0, 7.0, 7.3, 7.4, 7.5
Patches
🔴Vulnerability Details
3GHSA▶
GHSA-vq28-pr6f-gpm4: A use-after-free vulnerability in the Media Decoder when working with media files when some events are fired after the media elements are freed from m↗2022-05-14
OSV▶
CVE-2017-5396: A use-after-free vulnerability in the Media Decoder when working with media files when some events are fired after the media elements are freed from m↗2018-06-11
CVEList▶
CVE-2017-5396: A use-after-free vulnerability in the Media Decoder when working with media files when some events are fired after the media elements are freed from m↗2018-06-11