CVE-2019-17008 — Use After Free in Mozilla Firefox

CWE-416 — Use After Free13 documents8 sources
Severity
8.8HIGHNVD
EPSS
0.9%
top 25.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Mozilla ThunderbirdMozilla FirefoxMozilla Firefox ESR+1 more
Timeline
PublishedJan 8
Latest updateMay 24

Description

When using nested workers, a use-after-free could occur during worker destruction. This resulted in a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages9 packages

▶NVDmozilla/firefox< 71.0
▶CVEListV5mozilla/firefoxbefore 71
▶CVEListV5mozilla/firefox_esrbefore 68.3

🔴Vulnerability Details

5
GHSA
GHSA-vm87-9hjc-x68w: When using nested workers, a use-after-free could occur during worker destruction↗2022-05-24
▶
OSV
thunderbird vulnerabilities↗2020-04-21
▶
OSV
thunderbird vulnerabilities↗2020-01-16
▶
OSV
CVE-2019-17008: When using nested workers, a use-after-free could occur during worker destruction↗2020-01-08
▶
CVEList
CVE-2019-17008: When using nested workers, a use-after-free could occur during worker destruction↗2020-01-08
▶

📋Vendor Advisories

6
Ubuntu
Thunderbird vulnerabilities↗2020-04-21
▶
Ubuntu
Thunderbird vulnerabilities↗2020-01-16
▶
Ubuntu
Firefox vulnerabilities↗2019-12-13
▶
Ubuntu
Firefox vulnerabilities↗2019-12-09
▶
Red Hat
Mozilla: Use-after-free in worker destruction↗2019-12-03
▶

💬Community

1
Bugzilla
CVE-2019-17008 Mozilla: Use-after-free in worker destruction↗2019-12-04
▶
CVE-2019-17008 — Use After Free in Mozilla Firefox | cvebase