How severe is CVE-2025-39729?

CVE-2025-39729 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-39729 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-39729?

CVE-2025-39729 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-39729?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-39729 have an EU (EUVD) identifier?

Yes. CVE-2025-39729 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31501.

When was CVE-2025-39729 published?

CVE-2025-39729 was published on 2025-09-07 and last updated on 2026-06-17.

CVE-2025-39729

CVE-2025-39729 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-824.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-31501
Weakness: CWE-824
Affected product: Linux Linux Kernel
Published: 2025-09-07
Last modified: 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix dereferencing uninitialized error pointer Fix below smatch warnings: drivers/crypto/ccp/sev-dev.c:1312 __sev_platform_init_locked() error: we previously assumed 'error' could be null

Frequently asked questions

What is CVE-2025-39729?: In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix dereferencing uninitialized error pointer Fix below smatch warnings: drivers/crypto/ccp/sev-dev.c:1312 __sev_platform_init_locked() error: we previously assumed 'error' could be null
How severe is CVE-2025-39729?: CVE-2025-39729 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-39729 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-39729?: CVE-2025-39729 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-39729?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-39729 have an EU (EUVD) identifier?: Yes. CVE-2025-39729 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-31501.
When was CVE-2025-39729 published?: CVE-2025-39729 was published on 2025-09-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:linux:linux_kernel:6.16:*:*:*:*:*:*:*

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