CVE-2019-11714 — Improper Input Validation in Mozilla Firefox

CWE-20 — Improper Input ValidationCWE-567 — Unsynchronized Access to Shared Data in a Multithreaded Context10 documents7 sources
Severity
9.8CRITICALNVD
EPSS
0.8%
top 26.70%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Mozilla FirefoxDebian Firefox
Timeline
PublishedJul 23
Latest updateMay 24

Description

Necko can access a child on the wrong thread during UDP connections, resulting in a potentially exploitable crash in some instances. This vulnerability affects Firefox < 68.

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 Packages4 packages

▶debiandebian/firefox< firefox 68.0-1 (sid)
▶CVEListV5mozilla/firefoxunspecified — 68
▶NVDmozilla/firefox< 68.0
▶Ubuntumozilla/firefox< 68.0+build3-0ubuntu0.16.04.1+3

🔴Vulnerability Details

4
GHSA
GHSA-xp69-qpvf-q5f5: Necko can access a child on the wrong thread during UDP connections, resulting in a potentially exploitable crash in some instances↗2022-05-24
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OSV
firefox regressions↗2019-07-25
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OSV
firefox vulnerabilities↗2019-07-12
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OSV
CVE-2019-11714: Necko can access a child on the wrong thread during UDP connections, resulting in a potentially exploitable crash in some instances↗2019-07-11
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📋Vendor Advisories

4
Ubuntu
Firefox regressions↗2019-07-25
▶
Ubuntu
Firefox vulnerabilities↗2019-07-12
▶
Red Hat
Mozilla: NeckoChild can trigger crash when accessed off of main thread↗2019-07-09
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Debian
CVE-2019-11714: firefox - Necko can access a child on the wrong thread during UDP connections, resulting i...↗2019
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💬Community

1
Bugzilla
CVE-2019-11714 Mozilla: NeckoChild can trigger crash when accessed off of main thread↗2019-07-18
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