CVE-2025-21042CRITICAL 9.8CISA KEVEPSS p95.5%

CVE-2025-21042Samsung Mobile Devices Out-of-Bounds Write Vulnerability

Samsung / Mobile Devices

Description

Samsung mobile devices contain an out-of-bounds write vulnerability in libimagecodec.quram.so. This vulnerability could allow remote attackers to execute arbitrary code.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS11.61% probability of exploitation · percentile 95.5% · 2026-06-18T12:00:27Z
Published2025-09-12
Last modified2025-11-12

CISA KEV entry

Added to KEV: 2025-11-10

Underlying weaknesses· 1

CWE-787

References

  1. https://security.samsungmobile.com/securityUpdate.smsb?year=2025&month=04
  2. https://unit42.paloaltonetworks.com/landfall-is-new-commercial-grade-android-spyware/
  3. https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-21042

1

TypeTargetConfidenceTier
WeaknessOut-of-bounds Writecwe-7870%live

(incoming)1

TypeTargetConfidenceTier
KEVEntrySamsung Mobile Devices Out-of-Bounds Write Vulnerabilitykev-cve-2025-210420%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
Samsung Mobile Devices Improper Boundary Check Vulnerability
CVE
Samsung Mobile Devices Use-After-Free Vulnerability
CVE
Samsung Mobile Devices Out-of-Bounds Read Vulnerability
CVE
CVE-2025-23099
CVE
CVE-2025-23103
CVE
CVE-2025-23107
Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.