CVE-2017-7802Use After Free in Mozilla Firefox

CWE-416Use After Free11 documents8 sources
Severity
9.8CRITICALNVD
EPSS
2.3%
top 15.26%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJun 11
Latest updateMay 14

Description

A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an image element. If these elements have been freed due to a lack of strong references, a potentially exploitable crash may occur when the freed elements are accessed. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

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

CVEListV5mozilla/firefoxunspecified55
NVDmozilla/firefox< 55.0+1
CVEListV5mozilla/firefox_esrunspecified52.3
CVEListV5mozilla/thunderbirdunspecified52.3
NVDmozilla/thunderbird< 52.3.0

Also affects: Debian Linux 8.0, 9.0, Enterprise Linux 6.0, 7.0, 7.3, 7.4, 7.5

🔴Vulnerability Details

5
GHSA
GHSA-q5mw-fx98-rv2q: A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an image element2022-05-14
CVEList
CVE-2017-7802: A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an image element2018-06-11
OSV
CVE-2017-7802: A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an image element2018-06-11
OSV
thunderbird vulnerabilities2017-09-14
OSV
firefox vulnerabilities2017-08-15

📋Vendor Advisories

4
Ubuntu
Thunderbird vulnerabilities2017-09-14
Ubuntu
Firefox vulnerabilities2017-08-15
Red Hat
Mozilla: Use-after-free resizing image elements (MFSA 2017-19)2017-08-08
Debian
CVE-2017-7802: firefox - A use-after-free vulnerability can occur when manipulating the DOM during the re...2017

💬Community

1
Bugzilla
CVE-2017-7802 Mozilla: Use-after-free resizing image elements (MFSA 2017-19)2017-08-08
CVE-2017-7802 — Use After Free in Mozilla Firefox | cvebase