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Vulnerability · Published Aug 15, 2026 · Assigned by Linux

CVE-2026-72012tracing/osnoise: Call synchronize_rcu() when unregistering

High 7.8

In plain English

A high-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 3.1)7.8High
Exploit odds (30 days)0.1%top 97.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Call synchronize_rcu() when unregistering This ensures that any RCU readers traversing the instance list have finished, before releasing the reference on the tracer that the instance points to.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.187-1DEBIAN-CVE-2026-72012
Debian:13linux6.12.100-1DEBIAN-CVE-2026-72012
Debian:14linux7.1.5-1DEBIAN-CVE-2026-72012
Ubuntu:24.04:LTSlinux6.8.0-147.147UBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux7.0.0-38.38UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-aws6.8.0-1067.70UBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-aws7.0.0-1014.14UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-aws-6.8no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-aws-7.07.0.0-1014.14~24.04.1UBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-azure6.8.0-1071.79UBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-azure7.0.0-1017.17UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-azure-6.8no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-azure-7.07.0.0-1017.17~24.04.1UBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-azure-fde6.8.0-1069.76UBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-azure-fde7.0.0-1016.16UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-azure-fde-6.8no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-azure-fde-7.07.0.0-1016.16~24.04.1UBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-gcp6.8.0-1071.79UBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-gcp7.0.0-1014.14UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-gcp-6.8no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-gcp-7.07.0.0-1014.14~24.04.1UBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-gke6.8.0-1066.74UBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-gke7.0.0-1008.9UBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1052.56UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-hwe-6.17no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-hwe-6.8no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-hwe-7.07.0.0-38.38~24.04.4UBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-ibm6.8.0-1067.68UBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-ibm7.0.0-1015.15UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-ibm-6.8no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-147.147.1UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.8no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-nvidia-6.17no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-nvidia-6.8no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-nvidia-7.07.0.0-1024.25~24.04.1UBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-nvidia-bos7.0.0-2022.23UBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-nvidia-lowlatencyno fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-nvidia-tegra6.8.0-1036.39UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-oem-6.17no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-oem-7.07.0.0-1015.15UBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-oracle6.8.0-1064.67UBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-oracle7.0.0-1013.13UBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-oracle-6.17no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-oracle-6.8no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-oracle-7.07.0.0-1013.13~24.04.1UBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-realtime7.0.0-38.38.1UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-72012
Ubuntu:26.04:LTSlinux-riscv7.0.0-38.38.1UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-riscv-6.17no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-riscv-6.8no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-riscv-7.07.0.0-38.38.1~24.04.1UBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2026-72012
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-vmware6.8.0-1008.8UBUNTU-CVE-2026-72012
Ubuntu:24.04:LTSlinux-xilinxno fix listedUBUNTU-CVE-2026-72012

Affected products (as reported)

VendorProductVersions
Linux Linux a6ed2aee54644cfa2d04ca86308767f5c3a087e8 – before 428cedade9b2cc8e48f00742df0cfd770e77a803a6ed2aee54644cfa2d04ca86308767f5c3a087e8 – before 3c693635bb7b3a9b6645831a84fed2af46cdf249a6ed2aee54644cfa2d04ca86308767f5c3a087e8 – before 38366140dc8ee3568c7f0191d517e117963bd580a6ed2aee54644cfa2d04ca86308767f5c3a087e8 – before fad36954b29592ce463254179c3043697678481fa6ed2aee54644cfa2d04ca86308767f5c3a087e8 – before dd0160a0842337f12e7694d68b184050afc6d3a4a6ed2aee54644cfa2d04ca86308767f5c3a087e8 – before fe58f457ad8d0a2bef4e053cfecca4b5cd266b1a
Linux Linux 5.17

Weakness: CWE-667 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References