CVE-2026-46180

NONECVSS 0.0

0.0

In the Linux kernel, the following vulnerability has been resolved:

wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task

Watchdog task might end between send_sig() and kthread_stop() calls, what results in the use-after-free issue. Fix this by increasing watchdog task reference count before calling send_sig() and dropping it by switching to kthread_stop_put().

CVSS v3: —
EG Score: 0.0(none)
EPSS: 5.1%
KEV: Not listed

Published

May 28, 2026

Last Modified

May 28, 2026

References (5)

416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/658d2e46c2e9a8eb9b80c5e803ce3c89885b3366
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/908b92231e1ded53e43fcfad5e0704d83e1b803c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c623b63580880cc742255eaed3d79804c1b91143
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d16827cb1d3936f7627d0da6044483f743ebde03
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ed4168d1a50fef5be8eca947fbbf05a28507d265

Vendor Advisories for CVE-2026-46180(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

GHSA-jmx9-9wwr-m2r4
GitHub Security Advisoriesunknown
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix...

Data Freshness Timeline

(refreshed 9× in last 7d / 9× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 10:11 UTCEG score recompute

Frequently asked(4)

What is CVE-2026-46180?

CVE-2026-46180 is a none vulnerability published on May 28, 2026. In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task Watchdog task might end between sendsig() and kthreadstop() calls, what results in the use-after-free issue. Fix this by increasing watchdog task…

When was CVE-2026-46180 disclosed?

CVE-2026-46180 was first published in the National Vulnerability Database on May 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-46180 actively exploited?

CVE-2026-46180 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 5.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2026-46180?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-46180, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2026-46180

📅 Published

🔄 Last Modified

🔗 References (5)

📣 Vendor Advisories for CVE-2026-46180(1)