ACTIVELY EXPLOITED
CVE-2025-21043: Samsung Mobile Devices Out-of-Bounds Write Vulnerability
| Vendor | Samsung |
|---|---|
| Product | Mobile Devices |
| Actively exploited | Yes |
| Added to CISA KEV | 2 Oct 2025 |
| CISA federal deadline | 23 Oct 2025 |
| Weakness (CWE) | CWE-787 |
Required action (CISA's text)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Description (NVD)
Samsung mobile devices contain an out-of-bounds write vulnerability in libimagecodec.quram.so which allows remote attackers to execute arbitrary code.
SOURCES
Other Samsung flaws
- CVE-2024-7399: Samsung MagicINFO 9 Server Path Traversal Vulnerability
- CVE-2025-21042: Samsung Mobile Devices Out-of-Bounds Write Vulnerability
- CVE-2025-4632: Samsung MagicINFO 9 Server Path Traversal Vulnerability
- CVE-2022-22265: Samsung Mobile Devices Use-After-Free Vulnerability
- CVE-2021-25489: Samsung Mobile Devices Improper Input Validation Vulnerability
Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.