PT-2025-32111 · Unknown · Blockchain Keystore

Dawuge · CVE-2025-21020 · Published 2025-08-06 · Updated 2025-08-06

Positive Technologies (AI Summary)

CVSS v3.1

6.7

Medium

Base vector

AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Blockchain Keystore versions prior to 1.3.17.2

Description An out-of-bounds write issue exists in the creation of bitmap images. This can allow a local privileged attacker to write to memory outside of allocated boundaries.

Recommendations Update Blockchain Keystore to version 1.3.17.2 or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2025-21020

Affected Products

Blockchain Keystore

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2025-21020 · Security Note
• https://security.samsungmobile.com/serviceWeb.smsb?year=2025&month=08 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-21020 · Vendor Advisory
• https://t.me/CVEtracker/29300 · Telegram Post
• https://twitter.com/CVEnew/status/1952957719239115261 · Twitter Post