CVE-2026-46219
In the Linux kernel, the following vulnerability has been resolved: spi: mpc52xx: fix use-after-free on unbind The state machine work is scheduled by the interrupt handler and therefore needs to be cancelled after disabling interrupts to avoid a potential use-after-free.
Affected versions
Linux kernel versions
5.10.231,
5.15.174,
6.1.120,
6.6.66,
6.12.5,
5.4.287,
6.13
and later are affected. Fixed in
5.10.258,
5.15.209,
6.1.175,
6.6.140,
6.12.90,
6.18.32,
7.0.9,
7.1-rc1
and their respective stable series.
References
The following references provide additional information about CVE-2026-46219 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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PatchKernel patch commithttps://git.kernel.org/stable/c/0944b20e9dfa2917bd70eb5b301cbb67fe54a718
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PatchKernel patch commithttps://git.kernel.org/stable/c/6c3e413919a12627d04a31a4a5fccb9fc129bb02
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PatchKernel patch commithttps://git.kernel.org/stable/c/706b3dc2ac7a998c55e14b3fd2e8f934c367e6e0
Frequently asked questions
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What is CVE-2026-46219?
CVE-2026-46219 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.10.231 onward and has been patched in 5.10.258, 5.15.209, 6.1.175 and others. CVE-2026-46219 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2026-46219?
Yes — CVE-2026-46219 has been patched. Fixed versions include 5.10.258, 5.15.209, 6.1.175 and others. If you are running Linux kernel 5.10.231 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2026-46219 actively exploited?
No — CVE-2026-46219 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.