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Medium 5.5Published May 27, 2026

CVE-2026-45939gpib: Fix memory leak in ni_usb_init()

Updated under an hour ago ()

Does this affect you?

It affects Linux and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

In the Linux kernel, the following vulnerability has been resolved: gpib: Fix memory leak in ni_usb_init() In ni_usb_init(), if ni_usb_setup_init() fails, the function returns -EFAULT without freeing the allocated writes buffer, leading to a memory leak. Additionally, ni_usb_setup_init() returns 0 on failure, which causes ni_usb_init() to return -EFAULT, an inappropriate error code for this situation. Fix the leak by freeing writes in the error path. Modify ni_usb_setup_init() to return -EINVAL on failure and propagate this error code in ni_usb_init().

CVSS
5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE)
Not given
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Linux
NVD analysis
Undergoing Analysis
Record last updated
May 27, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Linux Linux
linux:linux (from the name)
from 4e127de14fa78bcd98c6459b0b984b8266cd0203 before 9c97fcfb7a62dea893104a046d544da8ac23370b; from 4e127de14fa78bcd98c6459b0b984b8266cd0203 before c899d4b62c0757a280831e89c1f3801b597e8f38; from 4e127de14fa78bcd98c6459b0b984b8266cd0203 before b89921eed8cf2d97250bac4be38dbcfbf048b586
CNA record
linux linux_kernel
linux:linux_kernel
from 6.13 before 6.18.14; from 6.19 before 6.19.4
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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