What is CVE-2024-20879?

CVE-2024-20879 is a medium-severity vulnerability in Samsung Android, classified under CWE-122: HEAP-BASED BUFFER OVERFLOW. CVSS score: 4.0/10. Published 2024-06-04.

How severe is CVE-2024-20879?

Medium severity. CVSS v3 base score is 4.0 out of 10.

Vulnerability in Samsung Android

CVE-2024-20879

Improper input validation vulnerability in libsavscmn.so prior to SMR Jun-2024 Release 1 allows local attackers to write out-of-bounds memory.

Published 2024-06-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.001 (3.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Samsung Android — versions 12.0, 13.0, 14.0
Samsung Mobile Devices — versions SMR Jun-2024 Release in Android 12, 13, 14

References

security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)

Frequently asked questions

What is CVE-2024-20879?: CVE-2024-20879 is a medium-severity vulnerability in Samsung Android, classified under CWE-122: HEAP-BASED BUFFER OVERFLOW. CVSS score: 4.0/10. Published 2024-06-04.
How severe is CVE-2024-20879?: Medium severity. CVSS v3 base score is 4.0 out of 10.