CVE-2019-25052

FAUCET Score

CVE-2019-25052 is a critical vulnerability affecting Linaro OP-TEE versions prior to 3.7.0, allowing attackers to trigger a crash and potentially leak sensitive information. This flaw, rated 9.1 CVSS, stems from inconsistent or malformed data being used to directly invoke cryptographic functions. While the vulnerability has no known active exploitation, public exploit code, or significant community discussion, its high severity and network-based attack vector warrant attention.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		< 3.7.0CPE matchmatch criteria	cpe:2.3:o:trustedfirmware:op-tee::::::::

CVSS Data

CVSS version used by this source: 3.1

9.1CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

3.9

Impact Score

5.2

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.87%

Probability of exploitation in next 30 days

EPSS Percentile

55.0%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0087 is in the 39th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference

View patch

References

github.com / OP-TEE/optee_os/commit/34a08bec755670ea0490cb53bbc68058cafc69b6

PatchThird Party Advisory

github.com / OP-TEE/optee_os/security/advisories/GHSA-pgwr-qmgh-vhmf

PatchThird Party Advisory