Linux Kernel up to 6.19.9 NFC drivers/gpio/gpiolib.c gpiod_set_value privilege escalation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Linux Kernel up to 6.19.9. This vulnerability affects the function gpiod_set_value in the library drivers/gpio/gpiolib.c of the component NFC. The manipulation leads to an unknown weakness. This vulnerability is documented as CVE-2026-31545. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.19.9. It has been rated as critical. This issue affects the function gpiod_set_value in the library drivers/gpio/gpiolib.c of the component NFC. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: NFC: nxp-nci: allow GPIOs to sleep Allow the firmware and enable GPIOs to sleep. This fixes a `WARN_ON' and allows the driver to operate GPIOs which are connected to I2C GPIO expanders. -- >8 -- kernel: WARNING: CPU: 3 PID: 2636 at drivers/gpio/gpiolib.c:3880 gpiod_set_value+0x88/0x98 -- >8 --

It is possible to read the advisory at git.kernel.org. The identification of this vulnerability is CVE-2026-31545 since 03/09/2026. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/11/2026).

The vulnerability scanner Nessus provides a plugin with the ID 310320 (Linux Distros Unpatched Vulnerability : CVE-2026-31545), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.10.253, 5.15.203, 6.1.167, 6.6.130, 6.12.78, 6.18.20 or 6.19.10 eliminates this vulnerability. Applying the patch 0c2320c3c860d281cbc2f49fc574c1947a6b9e2a/2a175bc3c338c6b2bc55004e93dd35a2467bdca2/c24dcac1a9d1b4fd164898df0c2f5b0adbf81a78/70662874f646871c2f08ef1cf2544ba9a5f71b96/548a1bfe591364e63bce4af7c5802bb434efdaf8/4de9ed2ea22d611b4149969266b45a86ea8daf35/783f05e560d761dee7ff602b97edb0e54f2e9727/55dc632ab2ac2889b15995a9eef56c753d48ebc7 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (310320) and CERT Bund (WID-SEC-2026-1279). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Google Container-Optimized OS
  • Debian Linux
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • SUSE openSUSE
  • RESF Rocky Linux
  • Open Source Linux Kernel

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.0
VulDB Temp Score: 7.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 310320
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-31545

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kernel 5.10.253/5.15.203/6.1.167/6.6.130/6.12.78/6.18.20/6.19.10
Patch: 0c2320c3c860d281cbc2f49fc574c1947a6b9e2a/2a175bc3c338c6b2bc55004e93dd35a2467bdca2/c24dcac1a9d1b4fd164898df0c2f5b0adbf81a78/70662874f646871c2f08ef1cf2544ba9a5f71b96/548a1bfe591364e63bce4af7c5802bb434efdaf8/4de9ed2ea22d611b4149969266b45a86ea8daf35/783f05e560d761dee7ff602b97edb0e54f2e9727/55dc632ab2ac2889b15995a9eef56c753d48ebc7

Timelineinfo

03/09/2026 CVE reserved
04/24/2026 +45 days Advisory disclosed
04/24/2026 +0 days VulDB entry created
06/11/2026 +48 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2026-31545 (🔒)
GCVE (CVE): GCVE-0-2026-31545
GCVE (VulDB): GCVE-100-359351
CERT Bund: WID-SEC-2026-1279 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 04/24/2026 17:33
Updated: 06/11/2026 08:24
Changes: 04/24/2026 17:33 (59), 04/26/2026 13:00 (2), 05/25/2026 17:22 (7), 06/11/2026 08:24 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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