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CVE-2022-45406

CRITICAL9.8

If an out-of-memory condition occurred when creating a JavaScript global, a JavaScript realm may be deleted while references to it lived on in a BaseShape

Published Dec 22, 2022

Modified 9 months ago

Fix available

Details

If an out-of-memory condition occurred when creating a JavaScript global, a JavaScript realm may be deleted while references to it lived on in a BaseShape. This could lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.

Affected Packages

Ubuntu:14.04:LTSFirefox

Fixed in:

107

Ubuntu:16.04:LTSFirefox

Fixed in:

107

Ubuntu:18.04:LTSFirefox

Fixed in:

107

Ubuntu:20.04:LTSFirefox

Fixed in:

107

Ubuntu:22.04:LTSFirefox

Fixed in:

107

Ubuntu:24.04:LTSFirefox

Fixed in:

107

Ubuntu:25.04Firefox

Fixed in:

107

Ubuntu:25.10Firefox

Fixed in:

107

Windows:10240Mozilla Firefox

Fixed in:

107

Windows:10240Mozilla Firefox ESR

Fixed in:

102.5

Windows:14393Mozilla Firefox

Fixed in:

107

Windows:14393Mozilla Firefox ESR

Fixed in:

102.5

Windows:17763Mozilla Firefox

Fixed in:

107

Windows:17763Mozilla Firefox ESR

Fixed in:

102.5

Windows:18362Mozilla Firefox

Fixed in:

107

Windows:18362Mozilla Firefox ESR

Fixed in:

102.5

Windows:18363Mozilla Firefox

Fixed in:

107

Windows:18363Mozilla Firefox ESR

Fixed in:

102.5

Windows:19041Mozilla Firefox

Fixed in:

107

Windows:19041Mozilla Firefox ESR

Fixed in:

102.5

Windows:19042Mozilla Firefox

Fixed in:

107

Windows:19042Mozilla Firefox ESR

Fixed in:

102.5

Windows:19043Mozilla Firefox

Fixed in:

107

Windows:19043Mozilla Firefox ESR

Fixed in:

102.5

Windows:19044Mozilla Firefox

Fixed in:

107

Windows:19044Mozilla Firefox ESR

Fixed in:

102.5

Windows:19045Mozilla Firefox

Fixed in:

107

Windows:19045Mozilla Firefox ESR

Fixed in:

102.5

Windows:20348Mozilla Firefox

Fixed in:

107

Windows:20348Mozilla Firefox ESR

Fixed in:

102.5

Windows:22000Mozilla Firefox

Fixed in:

107

Windows:22000Mozilla Firefox ESR

Fixed in:

102.5

Windows:22621Mozilla Firefox

Fixed in:

107

Windows:22621Mozilla Firefox ESR

Fixed in:

102.5

Windows:22631Mozilla Firefox

Fixed in:

107

Windows:22631Mozilla Firefox ESR

Fixed in:

102.5

Windows:25398Mozilla Firefox

Fixed in:

107

Windows:25398Mozilla Firefox ESR

Fixed in:

102.5

Windows:26100Mozilla Firefox

Fixed in:

107

Windows:26100Mozilla Firefox ESR

Fixed in:

102.5

Windows:26200Mozilla Firefox

Fixed in:

107

Windows:26200Mozilla Firefox ESR

Fixed in:

102.5

macOS:14Firefox

Fixed in:

107

macOS:14Firefox ESR

Fixed in:

102.5

macOS:15Firefox

Fixed in:

107

macOS:15Firefox ESR

Fixed in:

102.5

macOS:26Firefox

Fixed in:

107

macOS:26Firefox ESR

Fixed in:

102.5

References

WEBhttps://bugzilla.mozilla.org/show_bug.cgi?id=1791975 ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2022-45406 WEBhttps://www.mozilla.org/security/advisories/mfsa2022-47/WEBhttps://www.mozilla.org/security/advisories/mfsa2022-48/WEBhttps://www.mozilla.org/security/advisories/mfsa2022-49/

CVSS Analysis

CVSS v3.1

9.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

9.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Timeline

PublishedDec 22, 2022

ModifiedApr 15, 2025

CVE-2022-45406 | Mondoo Vulnerability Intelligence