CVE-2021-25394
Actively exploited. CVE-2021-25394 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-06-29) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Samsung mobile devices contain a race condition vulnerability within the MFC charger driver that leads to a use-after-free allowing for a write given a radio privilege is compromised.
CSIRTS triage
- What
- A race condition vulnerability within the MFC charger driver leads to a use-after-free allowing for a write if radio privilege is compromised.
- Who is affected
- Users of affected Samsung mobile devices.
- Urgency
- Remediation is critical as the vulnerability is actively exploited.
- Action
- Install the latest security updates from Samsung.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 34% of all EPSS-scored CVEs.
Advisory coverage (1)
- criticalexploitedCVE-2021-25394: Samsung Mobile Devices Race Condition Vulnerabilitycisa-kev · 2023-06-29
External references
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