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Vulnerability · Published Feb 4, 2026 · Assigned by Linux

CVE-2026-23079gpio: cdev: Fix resource leaks on errors in lineinfo_changed_notify()

Medium 5.5

In plain English

A medium-severity security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.1%top 97.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Fix resource leaks on errors in lineinfo_changed_notify() On error handling paths, lineinfo_changed_notify() doesn't free the allocated resources which results leaks. Fix it.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:14linux6.18.8-1DEBIAN-CVE-2026-23079
Ubuntu:25.10linuxno fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-23079
Ubuntu:25.10linux-awsno fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2026-23079
Ubuntu:25.10linux-azureno fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-azure-6.176.17.0-1021.21~24.04.1UBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2026-23079
Ubuntu:25.10linux-gcpno fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-gcp-6.176.17.0-1021.24~24.04.1UBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-hwe-6.176.17.0-41.41~24.04.1UBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-nvidia-6.176.17.0-1031.31UBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-oem-6.176.17.0-1030.30UBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2026-23079
Ubuntu:25.10linux-oracleno fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-oracle-6.176.17.0-1019.19~24.04.3UBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-23079
Ubuntu:25.10linux-realtimeno fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-23079
Ubuntu:25.10linux-riscvno fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2026-23079
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2026-23079
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2026-23079

Affected products (as reported)

VendorProductVersions
Linux Linux d4cd0902c156b2ca60fdda8cd8b5bcb4b0e9ed64 – before 16414341b0dd58b650b5df45c79115bc5977bb76d4cd0902c156b2ca60fdda8cd8b5bcb4b0e9ed64 – before 70b3c280533167749a8f740acaa8ef720f78f984dccc6daa8afa0f64c432e4c867f275747e3415e16.17.10 – before 6.18
Linux Linux 6.18

References