7.8

CVE-2025-20963: samsung android Out-of-bounds Write

CVSS: 7.8v3.1HighAnalyzed
Published 07-05-2025Last modified 07-05-2025
Open JSON

Vulnerability summary

CVE-2025-20963 is a high (CVSS 7.8) Out-of-bounds Write vulnerability in samsung android. EPSS estimates a 0.17% chance of exploitation in the next 30 days, higher than 6.2% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (NVD)
EPSS score
0.17%
0%100%
Low · +0.01 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 07-05-2025
    PublishedVulnerability first disclosed.
  2. 07-05-2025
    Last modifiedVulnerability information updated.

Description

Out-of-bounds write in memory initialization in libsavsvc.so prior to SMR May-2025 Release 1 allows local attackers to write out-of-bounds memory.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.17%

Chance of exploitation in the next 30 days

Percentile

6%

Versus all other CVEs

30-day change

+0.01 pp

From 0.17% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.17%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Samsung1 product
  • android13.0 | 13.0:smr-apr-2022-r1 | 13.0:smr-apr-2023-r1 | 13.0:smr-apr-2024-r1 | 13.0:smr-apr-2025-r1 | 13.0:smr-aug-2022-r1 | 13.0:smr-aug-2023-r1 | 13.0:smr-aug-2024-r1 | 13.0:smr-dec-2021-r1 | 13.0:smr-dec-2022-r1 | 13.0:smr-dec-2023-r1 | 13.0:smr-dec-2024-r1 | 13.0:smr-feb-2022-r1 | 13.0:smr-feb-2023-r1 | 13.0:smr-feb-2024-r1 | 13.0:smr-feb-2025-r1 | 13.0:smr-jan-2022-r1 | 13.0:smr-jan-2023-r1 | 13.0:smr-jan-2024-r1 | 13.0:smr-jan-2025-r1 | 13.0:smr-jul-2022-r1 | 13.0:smr-jul-2023-r1 | 13.0:smr-jul-2024-r1 | 13.0:smr-jun-2022-r1 | 13.0:smr-jun-2023-r1 | 13.0:smr-jun-2024-r1 | 13.0:smr-mar-2022-r1 | 13.0:smr-mar-2023-r1 | 13.0:smr-mar-2024-r1 | 13.0:smr-mar-2025-r1 | 13.0:smr-may-2022-r1 | 13.0:smr-may-2023-r1 | 13.0:smr-may-2024-r1 | 13.0:smr-nov-2021-r1 | 13.0:smr-nov-2022-r1 | 13.0:smr-nov-2023-r1 | 13.0:smr-nov-2024-r1 | 13.0:smr-oct-2022-r1 | 13.0:smr-oct-2023-r1 | 13.0:smr-oct-2024-r1 | 13.0:smr-sep-2022-r1 | 13.0:smr-sep-2023-r1 | 13.0:smr-sep-2024-r1 | 14.0 | 14.0:smr-apr-2022-r1 | 14.0:smr-apr-2023-r1 | 14.0:smr-apr-2024-r1 | 14.0:smr-apr-2025-r1 | 14.0:smr-aug-2022-r1 | 14.0:smr-aug-2023-r1 | 14.0:smr-aug-2024-r1 | 14.0:smr-dec-2021-r1 | 14.0:smr-dec-2022-r1 | 14.0:smr-dec-2023-r1 | 14.0:smr-dec-2024-r1 | 14.0:smr-feb-2022-r1 | 14.0:smr-feb-2023-r1 | 14.0:smr-feb-2024-r1 | 14.0:smr-feb-2025-r1 | 14.0:smr-jan-2022-r1 | 14.0:smr-jan-2023-r1 | 14.0:smr-jan-2024-r1 | 14.0:smr-jan-2025-r1 | 14.0:smr-jul-2022-r1 | 14.0:smr-jul-2023-r1 | 14.0:smr-jul-2024-r1 | 14.0:smr-jun-2022-r1 | 14.0:smr-jun-2023-r1 | 14.0:smr-jun-2024-r1 | 14.0:smr-mar-2022-r1 | 14.0:smr-mar-2023-r1 | 14.0:smr-mar-2024-r1 | 14.0:smr-mar-2025-r1 | 14.0:smr-may-2022-r1 | 14.0:smr-may-2023-r1 | 14.0:smr-may-2024-r1 | 14.0:smr-nov-2021-r1 | 14.0:smr-nov-2022-r1 | 14.0:smr-nov-2023-r1 | 14.0:smr-nov-2024-r1 | 14.0:smr-oct-2022-r1 | 14.0:smr-oct-2023-r1 | 14.0:smr-oct-2024-r1 | 14.0:smr-sep-2022-r1 | 14.0:smr-sep-2023-r1 | 14.0:smr-sep-2024-r1 | 15.0 | 15.0:smr-apr-2025-r1 | 15.0:smr-mar-2025-r1

1 vendor · 1 product

References

1 links