What is CVE-2022-40281?

CVE-2022-40281 is a high-severity vulnerability in Samsung Tizenrt, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.5/10. Published 2022-09-08.

How severe is CVE-2022-40281?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Samsung Tizenrt

CVE-2022-40281

An issue was discovered in Samsung TizenRT through 3.0_GBM (and 3.1_PRE). cyassl_connect_step2 in curl/vtls/cyassl.c has a missing X509_free after SSL_get_peer_certificate, leading to information disclosure.

Published 2022-09-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (50.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.007 · change: +0.001

Affected products

Samsung Tizenrt — versions 1.0, 1.1, 2.0

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

github.com/Samsung/TizenRT/issues/5626 (Third Party Advisory, Issue Tracking)
www.openssl.org/docs/man1.1.1/man3/SSL_get_peer_certificate.html (Third Party Advisory)
github.com/Samsung/TizenRT/blob/f8f776dd183246ad8890422c1ee5e8f33ab2aaaf/extern… (Third Party Advisory)

Frequently asked questions

What is CVE-2022-40281?: CVE-2022-40281 is a high-severity vulnerability in Samsung Tizenrt, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.5/10. Published 2022-09-08.
How severe is CVE-2022-40281?: High severity. CVSS v3 base score is 7.5 out of 10.