CVE-2025-21021 — Out-of-bounds Write in Samsung Blockchain Keystore

CWE-787 — Out-of-bounds Write3 documents3 sources
Severity
6.7MEDIUMNVD
CNA5.7
EPSS
0.0%
top 98.45%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Samsung Blockchain Keystore
Timeline
PublishedAug 6

Description

Out-of-bounds write in drawing pinpad in Blockchain Keystore prior to version 1.3.17.2 allows local privileged attackers to write out-of-bounds memory.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitability: 0.8 | Impact: 5.9

Affected Packages1 packages

🔴Vulnerability Details

2
GHSA
GHSA-gmg7-p663-wm59: Out-of-bounds write in drawing pinpad in Blockchain Keystore prior to version 1↗2025-08-06
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CVEList
CVE-2025-21021: Out-of-bounds write in drawing pinpad in Blockchain Keystore prior to version 1↗2025-08-06
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CVE-2025-21021 — Out-of-bounds Write in Samsung | cvebase