CVE-2022-45406
Mozilla: Use-after-free of a JavaScript Realm
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
The Mozilla Foundation Security Advisory describes this flaw as:
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.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2022-11-14 CVE Reserved
- 2022-11-16 CVE Published
- 2024-08-03 CVE Updated
- 2024-08-12 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-416: Use After Free
CAPEC
References (5)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.mozilla.org/security/advisories/mfsa2022-47 | 2023-08-08 | |
| https://www.mozilla.org/security/advisories/mfsa2022-48 | 2023-08-08 | |
| https://www.mozilla.org/security/advisories/mfsa2022-49 | 2023-08-08 | |
| https://access.redhat.com/security/cve/CVE-2022-45406 | 2022-12-13 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2143200 | 2022-12-13 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Mozilla Search vendor "Mozilla" | Firefox Search vendor "Mozilla" for product "Firefox" | < 107.0 Search vendor "Mozilla" for product "Firefox" and version " < 107.0" | - |
Affected
| ||||||
| Mozilla Search vendor "Mozilla" | Firefox Esr Search vendor "Mozilla" for product "Firefox Esr" | < 102.5 Search vendor "Mozilla" for product "Firefox Esr" and version " < 102.5" | - |
Affected
| ||||||
| Mozilla Search vendor "Mozilla" | Thunderbird Search vendor "Mozilla" for product "Thunderbird" | < 102.5 Search vendor "Mozilla" for product "Thunderbird" and version " < 102.5" | - |
Affected
| ||||||