Integer overflow in Widevine Trusted Application

CVE-2022-48334

Widevine Trusted Application (TA) 5.0.0 through 5.1.1 has a drm_verify_keys total_len+file_name_len integer overflow and resultant buffer overflow.

Vulnerability class: Integer Overflow

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.009 (59.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-48334: held from 0.009 to 0.009.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-48334?
CVE-2022-48334 is a critical-severity vulnerability in Widevine Trusted Application, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2023-06-26.
How severe is CVE-2022-48334?
Critical severity. CVSS v3 base score is 9.8 out of 10.