CVE-2026-46091
CVE-2026-46091 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- EPSS exploit prediction: 0% (2nd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-32474
- Affected product: Linux Linux Kernel
- Published:
- Last modified:
Description
In the Linux kernel, the following vulnerability has been resolved: media: rc: igorplugusb: heed coherency rules In a control request, the USB request structure can be subject to DMA on some HCs. Hence it must obey the rules for DMA coherency. Allocate it separately.
Frequently asked questions
- What is CVE-2026-46091?
- In the Linux kernel, the following vulnerability has been resolved: media: rc: igorplugusb: heed coherency rules In a control request, the USB request structure can be subject to DMA on some HCs. Hence it must obey the rules for DMA coherency. Allocate it separately.
- How severe is CVE-2026-46091?
- CVE-2026-46091 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2026-46091 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-46091?
- CVE-2026-46091 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-46091?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-46091 have an EU (EUVD) identifier?
- Yes. CVE-2026-46091 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-32474.
- When was CVE-2026-46091 published?
- CVE-2026-46091 was published on 2026-05-27 and last updated on 2026-06-25.
References
- https://git.kernel.org/stable/c/0adac0ee2c42027d80bac02ea9b576a88f8955d3
- https://git.kernel.org/stable/c/0be8fcd9005e3d3b5a61fe34b070a9663adbb4dc
- https://git.kernel.org/stable/c/0e84aa8fc23c7578f105e3a2160f9d0aa2bed79a
- https://git.kernel.org/stable/c/18d6a7c9e4e63c57157e9a57dd9bf3cd38e4c45a
- https://git.kernel.org/stable/c/81f0fb813e4bf28b3ca28dc218938a32eb48f740
- https://git.kernel.org/stable/c/a62ca67e3c72fb297dc7c86495ba8f7329d7f150
- https://git.kernel.org/stable/c/bc04b8633b375af6ac8a8bb615258b80fe06cdaa
- https://git.kernel.org/stable/c/eac69475b01fe1e861dfe3960b57fa95671c132e
Affected products (1)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
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