HIGHCVSS 8.8Actively exploited · CISA KEV since 2025-11-10Vulnerability

CVE-2025-21042

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

Properties

Euvd product
Samsung Mobile Devices
Vulnerability name
Samsung Mobile Devices Out-of-Bounds Write Vulnerability
First seen
2026-10-07T20:01:48+00:00
Cvss score
8.8
Epss score
0.3317
Last seen
2026-10-19T12:00:27+00:00
Due date
2025-12-01
Euvd assigner
SamsungMobile
Retrieved at
2026-10-21T01:24:47+00:00
Exploited euvd since
2025-11-10T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2025-11-10
Score
8.8
Euvd base score version
3.1
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
Samsung Mobile
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
8.8

Related Entities (98 · showing 29)

AFFECTS_PRODUCT (89 · showing 20)

→[Product]cpe:2.3:o:samsung:android:13.0:smr-nov-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:15.0:smr-jan-2025-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:15.0:smr-feb-2025-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:13.0:smr-mar-2025-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:15.0:smr-mar-2025-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-aug-2023-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-oct-2023-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:15.0:-:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-apr-2023-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-feb-2022-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-may-2024-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-jun-2024-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-dec-2021-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-nov-2023-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-mar-2022-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-oct-2022-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-jan-2024-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-feb-2024-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-may-2022-r1:*:*:*:*:*:*
→[Product]cpe:2.3:o:samsung:android:14.0:smr-sep-2024-r1:*:*:*:*:*:*

MENTIONED_IN (6)

→[Campaign]A Deep Dive Into Attempted Exploitation of CVE-2023-33538
→[Campaign]ClingSTUN Turns Vulnerable Edge Devices Into Attacker Infrastructure
→[Campaign]Threat Overview: NetScaler Zero Days CVE-2026-88771 and CVE-2026-88772 Being Exploited in Production Environments (Updated September 30)
→[Campaign]Lunex Uses BYOVD to Disable Security Monitoring and Deploy Persistent Stealer
→[Campaign]ClickFix-Themed Campaign Deploys Starland RAT and WLDR Framework
→[Campaign]NightLedger Backdoor Deployed in Espionage Campaign Targeting the Middle East and Africa

DESCRIBES (1)

←[KEVEntry]Samsung Mobile Devices Out-of-Bounds Write Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Out-of-bounds Write

INVOLVES (1)

←[Signal]kev_added · 2025-11-10

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CVE-2025-21042 (CVSS 8.8) — Ninja Signal Threat Intelligence | Ninja Signal