CVE-2017-7828 — Use After Free in Mozilla Firefox
Severity
9.8CRITICALNVD
EPSS
28.9%
top 3.43%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJun 11
Latest updateMay 14
Description
A use-after-free vulnerability can occur when flushing and resizing layout because the "PressShell" object has been freed while still in use. This results in a potentially exploitable crash during these operations. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.
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 Packages11 packages
Also affects: Debian Linux 7.0, 8.0, 9.0, Enterprise Linux 7.4, 7.5
🔴Vulnerability Details
8GHSA▶
GHSA-f749-pqmw-rvhp: A use-after-free vulnerability can occur when flushing and resizing layout because the "PressShell" object has been freed while still in use↗2022-05-14
OSV▶
CVE-2017-7828: A use-after-free vulnerability can occur when flushing and resizing layout because the "PressShell" object has been freed while still in use↗2018-06-11
CVEList▶
CVE-2017-7828: A use-after-free vulnerability can occur when flushing and resizing layout because the "PressShell" object has been freed while still in use↗2018-06-11
📋Vendor Advisories
4Debian▶
CVE-2017-7828: firefox - A use-after-free vulnerability can occur when flushing and resizing layout becau...↗2017
💬Community
1Bugzilla▶
CVE-2017-7828 Mozilla: Use-after-free of PressShell while restyling layout (MFSA 2017-25)↗2017-11-15