Buffer overflow in Samsung Android

CVE-2024-20846

Out-of-bounds write vulnerability while decoding hcr of libsavsac.so prior to SMR Apr-2024 Release 1 allows local attacker to execute arbitrary code.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (7.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Samsung Android — versions 12.0
Samsung Mobile Devices — versions SMR Apr-2024 Release in Android 12

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2024-20846?: CVE-2024-20846 is a medium-severity vulnerability in Samsung Android, classified under Out-of-bounds Write. CVSS score: 5.9/10. Published 2024-04-02.
How severe is CVE-2024-20846?: Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2024-20846 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.