CVE-2026-43430

usb: yurex: fix race in probe

MEDIUM
4.7
CVSS Score
Published: May 8, 2026 at 02:22 PM UTC
Updated: June 17, 2026 at 10:49 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM4.7
Exploit prediction
EPSS 0.1%

Description

In the Linux kernel, the following vulnerability has been resolved: usb: yurex: fix race in probe The bbu member of the descriptor must be set to the value standing for uninitialized values before the URB whose completion handler sets bbu is submitted. Otherwise there is a window during which probing can overwrite already retrieved data.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

2.6.37 ≤ v < 5.10.2532.6.37 ≤ v < 5.15.2032.6.37 ≤ v < 6.1.1672.6.37 ≤ v < 6.12.782.6.37 ≤ v < 6.18.192.6.37 ≤ v < 6.19.92.6.37 ≤ v < 6.6.1302.6.37 ≤ v < 7.05.11 ≤ v < 5.15.2035.16 ≤ v < 6.1.1676.13 ≤ v < 6.18.196.19 ≤ v < 6.19.96.2 ≤ v < 6.6.1306.7 ≤ v < 6.12.782.6.376bc235a2e24a5ef677daee3fd4f74f6cd643e23c7.0 rc17.0 rc27.0 rc37.0 rc47.0 rc57.0 rc67.0 rc7
Vendor states this is fixed in 3cec135415a89723e2d38e1c8cc5098203355965 (fixed)
Vendor states this is fixed in 687d26d43a5aaf44323ce7d601cf242bb87e9559 (fixed)
Vendor states this is fixed in 7a875c09899ba0404844abfd8f0d54cdc481c151 (fixed)
Vendor states this is fixed in 939e3d17b843b0bae70467fef4481069d73c8520 (fixed)
Vendor states this is fixed in a41d3d9202e951995cfac6248c565423079c71fa (fixed)
Vendor states this is fixed in a7934d7202a39c3160aa30521c382c7b744ae4a2 (fixed)
Vendor states this is fixed in a8b3b3d730acea1640bc89465f2832cf06a1e13a (fixed)
Vendor states this is fixed in af83e92c329f11139d5eea2b5b7b83c26c3f67e7 (fixed)
Vendor states this is fixed in 2.6.37 (unaffected)
Vendor states this is fixed in 5.10.253 (unaffected)
Vendor states this is fixed in 5.15.203 (unaffected)
Vendor states this is fixed in 6.1.167 (unaffected)
Vendor states this is fixed in 6.12.78 (unaffected)
Vendor states this is fixed in 6.18.19 (unaffected)
Vendor states this is fixed in 6.19.9 (unaffected)
Vendor states this is fixed in 6.6.130 (unaffected)
Vendor states this is fixed in 7.0 (unaffected)

CVSS

Attack Vector
LOCAL
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-362

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