What is CVE-2022-36938?

CVE-2022-36938 is a critical-severity vulnerability in Facebook Redex, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2022-11-11.

How severe is CVE-2022-36938?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Out-of-bounds Read in Facebook Redex

CVE-2022-36938

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.

Vulnerability class: Buffer Overflow

EPSS: 0.012 (63.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Facebook Redex — versions unspecified

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read
CWE-1284 — Improper Validation of Specified Quantity in Input

References

cve-assign@fb.com (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-36938?: CVE-2022-36938 is a critical-severity vulnerability in Facebook Redex, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2022-11-11.
How severe is CVE-2022-36938?: Critical severity. CVSS v3 base score is 9.8 out of 10.