CVE-2025-21043 · netVigilance record NV25-0187
Samsung Mobile Devices Out-of-Bounds Write
past due
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA deadline 2025-10-23 · passed 10 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
Samsung mobile devices contain an out-of-bounds write vulnerability in libimagecodec.quram.so which allows remote attackers to execute arbitrary code.
Who is affected
Samsung Mobile Devices. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-787.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 10 months ago
Sources
- NVD entry for CVE-2025-21043 nvd.nist.gov/vuln/detail/CVE-2025-21043
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- security.samsungmobile.com security.samsungmobile.com/securityUpdate.smsb?year=2025&month=09
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2025-21043