PT-2026-37517 · Linux+3 · Linux+107

Published 2026-05-06 · Updated 2026-05-12 · CVE-2026-43177

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A runtime power management (RPM) reference leak exists in the Linux kernel. In the ipu6 pci probe() function, several error paths jump directly to out ipu6 bus del devices without releasing the runtime PM reference.

Recommendations Add pm runtime put sync() before cleaning up other resources in the ipu6 pci probe() function.

Fix

Related Identifiers

CVE-2026-43177

Affected Products

Linux

Linux-Allwinner-5.19

Linux-Aws

Linux-Aws-5.0

Linux-Aws-5.11

Linux-Aws-5.13

Linux-Aws-5.19

Linux-Aws-5.3

Linux-Aws-5.8

Linux-Aws-6.14

Linux-Aws-6.17

Linux-Aws-6.2

Linux-Aws-6.5

Linux-Azure

Linux-Azure-5.11

Linux-Azure-5.13

Linux-Azure-5.19

Linux-Azure-5.3

Linux-Azure-5.8

Linux-Azure-6.11

Linux-Azure-6.14

Linux-Azure-6.17

Linux-Azure-6.2

Linux-Azure-6.5

Linux-Azure-Edge

Linux-Azure-Fde

Linux-Azure-Fde-5.19

Linux-Azure-Fde-6.14

Linux-Azure-Fde-6.17

Linux-Azure-Fde-6.2

Linux-Azure-Nvidia-6.14

Linux-Gcp

Linux-Gcp-5.11

Linux-Gcp-5.13

Linux-Gcp-5.19

Linux-Gcp-5.3

Linux-Gcp-5.8

Linux-Gcp-6.11

Linux-Gcp-6.14

Linux-Gcp-6.17

Linux-Gcp-6.2

Linux-Gcp-6.5

Linux-Gke

Linux-Gke-4.15

Linux-Gkeop-5.15

Linux-Gke-5.4

Linux-Gkeop

Linux-Hwe

Linux-Hwe-5.11

Linux-Hwe-5.13

Linux-Hwe-5.19

Linux-Hwe-5.8

Linux-Hwe-6.11

Linux-Hwe-6.14

Linux-Hwe-6.17

Linux-Hwe-6.2

Linux-Hwe-6.5

Linux-Hwe-Edge

Linux-Intel-5.13

Linux-Intel-Iot-Realtime

Linux-Lowlatency-Hwe-5.19

Linux-Lowlatency-Hwe-6.11

Linux-Lowlatency-Hwe-6.2

Linux-Lowlatency-Hwe-6.5

Linux-Lts

Linux-Nvidia

Linux-Nvidia-6.11

Linux-Nvidia-6.2

Linux-Nvidia-6.5

Linux-Oem

Linux-Oem-5.10

Linux-Oem-5.13

Linux-Oem-5.14

Linux-Oem-5.17

Linux-Oem-5.6

Linux-Oem-6.0

Linux-Oem-6.1

Linux-Oem-6.11

Linux-Oem-6.14

Linux-Oem-6.17

Linux-Oem-6.5

Linux-Oem-6.8

Linux-Oracle

Linux-Oracle-5.0

Linux-Oracle-5.11

Linux-Oracle-5.13

Linux-Oracle-5.3

Linux-Oracle-5.8

Linux-Oracle-6.14

Linux-Oracle-6.17

Linux-Oracle-6.5

Linux-Raspi

Linux-Raspi-Realtime

Linux-Raspi2

Linux-Realtime

Linux-Realtime-6.14

Linux-Realtime-6.17

Linux-Riscv

Linux-Riscv-5.11

Linux-Riscv-5.19

Linux-Riscv-5.8

Linux-Riscv-6.14

Linux-Riscv-6.17

Linux-Riscv-6.5

Linux-Starfive-5.19

Linux-Starfive-6.2

Linux-Starfive-6.5

Linux Kernel

References · 14

• https://osv.dev/vulnerability/BELL-CVE-2026-43177 · Vendor Advisory
• https://git.kernel.org/stable/c/6099f78e4c9223f4de4169d2fd1cded01279da1a · Patch
• https://ubuntu.com/security/CVE-2026-43177 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-43177 · Vendor Advisory
• https://git.kernel.org/stable/c/fdc06d36dab7b28c2bdd16cb7ee4f25e0f55d9ac · Patch
• https://security-tracker.debian.org/tracker/CVE-2026-43177 · Vendor Advisory
• https://git.kernel.org/stable/c/364759ccc3fb49754758c585c530407f96683030 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-43177 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-43177 · Security Note
• https://git.kernel.org/stable/c/3cd9e7539a3010a83391fecade1186cf30e616c9 · Patch
• https://cve.org/CVERecord?id=CVE-2026-43177 · Security Note
• https://docs.bell-sw.com/security/cves/CVE-2026-43177 · Note
• https://git.kernel.org/linus/6099f78e4c9223f4de4169d2fd1cded01279da1a · Note
• https://t.me/cveNotify/163280 · Telegram Post