Is CVE-2025-40352 in the CISA KEV catalog?

No. CVE-2025-40352 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the EPSS score for CVE-2025-40352?

CVE-2025-40352 has an EPSS score of 0.17% (7th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-40352?

Upgrade linux on debian unstable to 6.17.6-1 or later. Fixes are available for 46 affected products.

CVE & CISA-KEV Catalog

CVE-2025-40352

UNSCORED

NVD

Description

In the Linux kernel, the following vulnerability has been resolved: platform/mellanox: mlxbf-pmc: add sysfs_attr_init() to count_clock init The lock-related debug logic (CONFIG_LOCK_STAT) in the kernel is noting the following warning when the BlueField-3 SOC is booted: BUG: key ffff00008a3402a8 has not been registered! ------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(1) WARNING: CPU: 4 PID: 592 at kernel/locking/lockdep.c:4801 lockdep_init_map_type+0x1d4/0x2a0 <snip> Call trace: lockdep_init_map_type+0x1d4/0x2a0 __kernfs_create_file+0x84/0x140 sysfs_add_file_mode_ns+0xcc/0x1cc internal_create_group+0x110/0x3d4 internal_create_groups.part.0+0x54/0xcc sysfs_create_groups+0x24/0x40 device_add+0x6e8/0x93c device_register+0x28/0x40 __hwmon_device_register+0x4b0/0x8a0 devm_hwmon_device_register_with_groups+0x7c/0xe0 mlxbf_pmc_probe+0x1e8/0x3e0 [mlxbf_pmc] platform_probe+0x70/0x110 The mlxbf_pmc driver must call sysfs_attr_init() during the initialization of the "count_clock" data structure to avoid this warning.

How to fix

Remediation Available

linuxDebian

Fixed in:6.17.6-1CVE-2025-40352

linuxUbuntu

Fixed in:6.17.0-14.14USN-8029-1

linux-awsUbuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-azureUbuntu

Fixed in:6.17.0-1008.8USN-8029-3

linux-gcpUbuntu

Fixed in:6.17.0-1007.7USN-8030-1

linux-image-6.17.0-1006-realtimeUbuntu

Fixed in:6.17.0-1006.7USN-8029-1

linux-image-6.17.0-1007-awsUbuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-6.17.0-1007-aws-64kUbuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-6.17.0-1007-gcpUbuntu

Fixed in:6.17.0-1007.7USN-8030-1

linux-image-6.17.0-1007-gcp-64kUbuntu

Fixed in:6.17.0-1007.7USN-8030-1

linux-image-6.17.0-1007-oracleUbuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-6.17.0-1007-oracle-64kUbuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-6.17.0-1008-azureUbuntu

Fixed in:6.17.0-1008.8USN-8029-3

linux-image-6.17.0-1008-raspiUbuntu

Fixed in:6.17.0-1008.8USN-8029-1

linux-image-6.17.0-1011-oemUbuntu

Fixed in:6.17.0-1011.11USN-8048-1

linux-image-6.17.0-14-genericUbuntu

Fixed in:6.17.0-14.14USN-8029-1

linux-image-6.17.0-14-generic-64kUbuntu

Fixed in:6.17.0-14.14USN-8029-1

linux-image-awsUbuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-aws-6.17Ubuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-aws-64kUbuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-aws-64k-6.17Ubuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-azureUbuntu

Fixed in:6.17.0-1008.8USN-8029-3

linux-image-azure-6.17Ubuntu

Fixed in:6.17.0-1008.8USN-8029-3

linux-image-gcpUbuntu

Fixed in:6.17.0-1007.7USN-8030-1

linux-image-gcp-6.17Ubuntu

Fixed in:6.17.0-1007.7USN-8030-1

linux-image-gcp-64kUbuntu

Fixed in:6.17.0-1007.7USN-8030-1

linux-image-gcp-64k-6.17Ubuntu

Fixed in:6.17.0-1007.7USN-8030-1

linux-image-genericUbuntu

Fixed in:6.17.0-14.14USN-8029-1

linux-image-generic-6.17Ubuntu

Fixed in:6.17.0-14.14USN-8029-1

linux-image-generic-64kUbuntu

Fixed in:6.17.0-14.14USN-8029-1

linux-image-generic-64k-6.17Ubuntu

Fixed in:6.17.0-14.14USN-8029-1

linux-image-oem-6.17Ubuntu

Fixed in:6.17.0-1011.11USN-8048-1

linux-image-oracleUbuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-oracle-6.17Ubuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-oracle-64kUbuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-oracle-64k-6.17Ubuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-image-raspiUbuntu

Fixed in:6.17.0-1008.8USN-8029-1

linux-image-raspi-6.17Ubuntu

Fixed in:6.17.0-1008.8USN-8029-1

linux-image-realtimeUbuntu

Fixed in:6.17.0-1006.7USN-8029-1

linux-image-realtime-6.17Ubuntu

Fixed in:6.17.0-1006.7USN-8029-1

linux-image-virtualUbuntu

Fixed in:6.17.0-14.14USN-8029-1

linux-image-virtual-6.17Ubuntu

Fixed in:6.17.0-14.14USN-8029-1

linux-oem-6.17Ubuntu

Fixed in:6.17.0-1011.11USN-8048-1

linux-oracleUbuntu

Fixed in:6.17.0-1007.7USN-8029-2

linux-raspiUbuntu

Fixed in:6.17.0-1008.8USN-8029-1

linux-realtimeUbuntu

Fixed in:6.17.0-1006.7USN-8029-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3.1 Vector

No CVSS vector data available.

Exploit Intelligence

0.17%probability of exploitation in 30 days

7thpercentile

Low risk: more likely to be exploited than 7% of all known CVEs.

References

Other references2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-12-18.