Home/CVE/In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Return queued buffers on start_str
CVE

CVE-2026-43290

In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Return queued buffers on start_str

In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Return queued buffers on start_streaming() failure Return buffers if streaming fails to start due to uvc_pm_get() error. This bug may be responsible for a warning I got running while :.

do yavta -c3 /dev/video0.

done on an xHCI controller which failed under this workload. I had no luck reproducing this warning again to confirm. xhci_hcd 0000:09:00.0: HC died.

cleaning up usb 13-2: USB disconnect, device number 2 WARNING: CPU: 2 PID: 29386 at drivers/media/common/videobuf2/videobuf2-core.c:1803 vb2_start_streaming+0xac/0x120.

HIGH · CVSS 7.8 EPSS 0.00013
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
▤

Affected Products & Versions

2
linux kernel>= 6.17 and < 6.18.16
linux kernel>= 6.19 and < 6.19.6
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD08 May 2026 · 02:16 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://git.kernel.org/stable/c/4cf3b6fd54ebb1ebc977bdc47fb6cfcf9a471a22Patch
https://git.kernel.org/stable/c/69c32df23bed6001864779b965fa009bcd9a26dePatch
https://git.kernel.org/stable/c/a5c01f15809d1d2c319d8bfb11d071df11ab731cPatch
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