CVE-2025-68311
In the Linux kernel, the following vulnerability has been resolved: tty: serial: ip22zilog: Use platform device for probing After commit 84a9582fd203 ("serial: core: Start managing serial controllers to enable runtime PM") serial drivers need to provide a device in struct uart_port.dev otherwise an oops happens. To fix this issue for ip22zilog driver switch driver to a platform driver and setup the serial device in sgi-ip22 code.
Affected versions
Linux kernel versions
6.5
and later are affected. Fixed in
6.12.58,
6.17.8,
6.18
and their respective stable series.
References
The following references provide additional information about CVE-2025-68311 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/3fc36ae6abd263a5cbf93b2f5539eccc1fc753f7
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PatchKernel patch commithttps://git.kernel.org/stable/c/460e0dc9af2d7790d5194c6743d79f9b77b58836
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PatchKernel patch commithttps://git.kernel.org/stable/c/77a196ca904d66c8372aa8fbfc1c4ae3a66dee2e
Frequently asked questions
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What is CVE-2025-68311?
CVE-2025-68311 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.5 onward and has been patched in 6.12.58, 6.17.8 and 6.18. CVE-2025-68311 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-2025-68311?
Yes — CVE-2025-68311 has been patched. Fixed versions include 6.12.58, 6.17.8 and 6.18. If you are running Linux kernel 6.5 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2025-68311 actively exploited?
No — CVE-2025-68311 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.