CVE-2019-9814 - Mozilla developers and community members reported memory safety bugs present in Firefox 66

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CRITICAL

Mozilla developers and community members reported memory safety bugs present in Firefox 66

Published Jul 23, 2019

9.8

CRITICAL

CVSS 3.0

EPSS 1.28%

Description

Mozilla developers and community members reported memory safety bugs present in Firefox 66. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 67.

Affected products

Vendor Mozilla Product Firefox Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <67

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Mozilla

Firefox

n/a

Version	Status	Constraints
unspecified	affected	<67

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-787

Out-of-bounds Write

References (2)

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1527592%2C1534536%2C1520132%2C1543159%2C1539393%2C1459932%2C1459182%2C1516425
x_refsource_MISCPermissions Required
https://www.mozilla.org/security/advisories/mfsa2019-13/
x_refsource_MISCVendor Advisory

Link	Providers	Tags
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1527592%2C1534536%2C1520132%2C1543159%2C1539393%2C1459932%2C1459182%2C1516425		x_refsource_MISCPermissions Required
https://www.mozilla.org/security/advisories/mfsa2019-13/		x_refsource_MISCVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mozilla

Published Jul 23, 2019

Updated Aug 4, 2024

Reserved Mar 14, 2019

Link CVE-2019-9814

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2019-9814

Red Hat

Severity n/a

Public date n/a

Links CVE-2019-9814