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Vulnerabilities

Vulnerability · CVE-2025-37791

In the Linux kernel, the following vulnerability has been resolved: ethtool: cmis_cdb: use correct rpl size in ethtool_cmis_module_poll() rpl is passed as a pointer to ethtool_cmis

Published May 1, 2025 · catalog updated Oct 15, 2026 · Linux Linux

Check if you run it

No confirmed exploitation is on record for CVE-2025-37791. EPSS is 0.20%. Act only if a listed version of Linux Linux is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.20%
Remediation
Version ranges on file
Affected products
cpe linux/linux kernel · vendor Linux Linux a39c84d796254e6b1662ca0c46dbc313379e9291 <7eb0a0072f966bb0b01d8b7d529d9743a7187bd1

In the Linux kernel, the following vulnerability has been resolved: ethtool: cmis_cdb: use correct rpl size in ethtool_cmis_module_poll() rpl is passed as a pointer to ethtool_cmis_module_poll(), so the correct size of rpl is sizeof(*rpl) which should be just 1 byte. Using the pointer size instead can cause stack corruption: Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: ethtool_cmis_wait_for_cond+0xf4/0x100 CPU: 72 UID: 0 PID: 4440 Comm: kworker/72:2 Kdump: loaded Tainted: G OE 6.11.0 #24 Tainted: [O]=OOT_MODULE, [E]=UNSIGNED_MODULE Hardware name: Dell Inc. PowerEdge R760/04GWWM, BIOS 1.6.6 09/20/2023 Workqueue: events module_flash_fw_work Call Trace: panic+0x339/0x360 ? ethtool_cmis_wait_for_cond+0xf4/0x100 ? __pfx_status_success+0x10/0x10 ? __pfx_status_fail+0x10/0x10 __stack_chk_fail+0x10/0x10 ethtool_cmis_wait_for_cond+0xf4/0x100 ethtool_cmis_cdb_execute_cmd+0x1fc/0x330 ? __pfx_status_fail+0x10/0x10 cmis_cdb_module_features_get+0x6d/0xd0 ethtool_cmis_cdb_init+0x8a/0xd0 ethtool_cmis_fw_update+0x46/0x1d0 module_flash_fw_work+0x17/0xa0 process_one_work+0x179/0x390 worker_thread+0x239/0x340 ? __pfx_worker_thread+0x10/0x10 kthread+0xcc/0x100 ? __pfx_kthread+0x10/0x10 ret_from_fork+0x2d/0x50 ? __pfx_kthread+0x10/0x10 ret_from_fork_asm+0x1a/0x30

Are you affected?

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  • cpe linux/linux kernel6.15
  • vendor Linux Linux a39c84d796254e6b1662ca0c46dbc313379e9291 <7eb0a0072f966bb0b01d8b7d529d9743a7187bd1a39c84d796254e6b1662ca0c46dbc313379e9291 <7eb0a0072f966bb0b01d8b7d529d9743a7187bd1

How to fix CVE-2025-37791

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-37791. EPSS is 0.20%. Act only if a listed version of Linux Linux is installed.

Which versions are affected?

Compare what you have installed with linux/linux kernel 6.15; Linux Linux a39c84d796254e6b1662ca0c46dbc313379e9291 <7eb0a0072f966bb0b01d8b7d529d9743a7187bd1 a39c84d796254e6b1662ca0c46dbc313379e9291 <7eb0a0072f966bb0b01d8b7d529d9743a7187bd1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.20%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. May 1, 2025 · NIST NVD

    Detected

    In the Linux kernel, the following vulnerability has been resolved: ethtool: cmis_cdb: use correct rpl size in ethtool_cmis_module_poll() rpl is passed as a pointer to ethtool_cmis_module_poll(), so the correct size of rpl is sizeof(*rpl) which should be just 1 byte. Using the pointer size instead can cause stack corruption: Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in

  2. Oct 15, 2026 · NIST NVD

    Updated

    In the Linux kernel, the following vulnerability has been resolved: ethtool: cmis_cdb: use correct rpl size in ethtool_cmis_module_poll() rpl is passed as a pointer to ethtool_cmis_module_poll(), so the correct size of rpl is sizeof(*rpl) which should be just 1 byte. Using the pointer size instead can cause stack corruption: Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in

Sources

  • CVE.orgVulnerability recordCVE-2025-37791

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-37791

    30-day exploitation probability 0.2%

    first.org
  • EUVDVulnerability recordEUVD-2025-13025

    In the Linux kernel, the following vulnerability has been resolved: ethtool: cmis_cdb: use correct rpl size in ethtool_cmis_module_poll() rpl is passed as a pointer to ethtool_cmis_module_poll(), so the correct size of rpl is sizeof(*rpl) which should be just 1 byte. Using the po

    euvd.enisa.europa.eu
  • NIST NVDVulnerability recordCVE-2025-37791

    In the Linux kernel, the following vulnerability has been resolved: ethtool: cmis_cdb: use correct rpl size in ethtool_cmis_module_poll() rpl is passed as a pointer to ethtool_cmis_module_poll(), so the correct size of rpl is sizeof(*rpl) which should be just 1 byte. Using the

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.