Is It On KEV?

Linux Kernel

YES - ON THE CISA KEV LIST
CVE-2025-38352

Linux Kernel Time-of-Check Time-of-Use (TOCTOU) Race Condition Vulnerability

CISA catalog due date2025-09-25
overdue since 2025-09-25
EPSS exploit probability (next 30 days)1.4% · 72percentile
From CVE publication to KEV listing44 days (2025-07-22 → 2025-09-04)
Remediation window (KEV listing to due date)21 days
Days on the KEV list433 days
Date added to KEV2025-09-04
Known ransomware campaign useUnknown
VendorLinux
ProductKernel
Weaknesses (CWE)CWE-367

Linux: 32 entries (1.8% of all KEV entries are from this vendor); 9 added in 2026.

BOD 26-04 note: this is the date printed in the CISA catalog. A federal agency's actual deadline is set by its SSVC tier - Act (3 days), Attend (14 days), Track (60 days), or the next scheduled upgrade - counted from the KEV listing date or the date the vulnerability is identified in its environment, whichever comes first. Use the tier helper on each CVE page for your own window.

Your BOD 26-04 window (SSVC tier helper)

Your remediation window ends:

Description

Linux kernel contains a time-of-check time-of-use (TOCTOU) race condition vulnerability that has a high impact on confidentiality, integrity, and availability.

Required action (CISA)

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes

This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=2c72fe18cc5f9f1750f5bc148cf1c94c29e106ff ; https://source.android.com/docs/security/bulletin/2025-09-01 ; https://nvd.nist.gov/vuln/detail/CVE-2025-38352

References

Other KEV entries for this vendor: Linux

Linux - Vendors with KEV entries

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