CVE-2023-23002

5.5 mediumEPSS 0.2%

Medium (5.5) in linux linux kernel. EPSS 0.2% chance of exploitation in the next 30 days.

In the Linux kernel before 5.16.3, drivers/bluetooth/hci_qca.c misinterprets the devm_gpiod_get_index_optional return value (expects it to be NULL in the error case, whereas it is actually an error pointer).

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 15% of CVEs (scores of 2026-10-31)
CWE: CWE-476
Published: 2023-03-01
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

linux:linux_kernel

References

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.3
https://github.com/torvalds/linux/commit/6845667146a28c09b5dfc401c1ad112374087944
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.3
https://github.com/torvalds/linux/commit/6845667146a28c09b5dfc401c1ad112374087944

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