CVE-2022-36938 | BDVDB-2026-188451 Detail

FacebookRedex

Description#

DexLoader function get_stringidx_fromdex() in Redex prior to commit 3b44c64 can load an out of bound address when loading the string index table, potentially allowing remote code execution during processing of a 3rd party Android APK file.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-125 Out-of-bounds Read

References#

https://github.com/facebook/redex/commit/3b44c640346b77bfb7ef36e2413688dd460288d2

Exploit#

No public exploit known

History#

Version 12022-11-10Record published in the CVE List.
Version 22025-05-01Most recent update recorded in the CVE List.

Published

Published: 2022-11-10
Last modified: 2025-05-01

Vendor information

Vendor: Facebook
Product: Redex

All Facebook vulnerabilities

Score

9.8 Critical

EPSS

1.5%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 74.7.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 3b44c64
Fixed
3b44c64

Scoring System

CVSS v4.0

Not available

CVSS v3.1

9.8 Critical

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

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).