CVE-2025-39829

trace/fgraph: Fix the warning caused by missing unregister notifier

CVE-2025-39829 is fixed in 77 products on 1 platform, first by DEBIAN-CVE-2025-39829, released September 16, 2025. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0019
8th percentile

In the Linux kernel, the following vulnerability has been resolved: trace/fgraph: Fix the warning caused by missing unregister notifier This warning was triggered during testing on v6.16: notifier callback ftrace_suspend_notifier_call already registered WARNING: CPU: 2 PID: 86 at kernel/notifier.c:23 notifier_chain_register+0x44/0xb0 ... Call Trace: <TASK> blocking_notifier_chain_register+0x34/0x60 register_ftrace_graph+0x330/0x410 ftrace_profile_write+0x1e9/0x340 vfs_write+0xf8/0x420 ? filp_flush+0x8a/0xa0 ? filp_close+0x1f/0x30 ? do_dup2+0xaf/0x160 ksys_write+0x65/0xe0 do_syscall_64+0xa4/0x260 entry_SYSCALL_64_after_hwframe+0x77/0x7f When writing to the function_profile_enabled interface, the notifier was not unregistered after start_graph_tracing failed, causing a warning the next time function_profile_enabled was written. Fixed by adding unregister_pm_notifier in the exception path.

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool6.12 · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
bpftool6.12-debuginfo · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
dtb-aarch64 · opensuse-leap 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-64kb · opensuse-leap 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-64kb · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-64kb · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-azure · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-azure · sles 15.7 6.4.0-150700.20.27.1 SUSE-SU-2026:0472-1 Feb 12, 2026
kernel-azure · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-debug · opensuse-leap 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-default · opensuse-leap 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-default · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-default · sles 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-default · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-default · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-default-base · opensuse-leap 15.6 6.4.0-150600.23.87.1.150600.12.40.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.26.1.160000.2.7 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-default-base · sles 15.6 6.4.0-150600.23.87.1.150600.12.40.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-default-base · sles 15.7 6.4.0-150700.53.31.1.150700.17.21.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-default-base · sles 16.0 6.12.0-160000.26.1.160000.2.7 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-docs · opensuse-leap 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-docs · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-docs · sles 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-docs · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-docs · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-kvmsmall · opensuse-leap 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-kvmsmall · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-livepatch-6.12.46-66.121 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel-livepatch-SLE15-SP6_Update_20 · sles 15.6 1-150600.13.3.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-livepatch-SLE15-SP7-RT_Update_9 · sles 15.7 1-150700.1.3.2 SUSE-SU-2026:0587-1 Feb 20, 2026
kernel-livepatch-SLE15-SP7_Update_9 · sles 15.7 1-150700.15.3.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-obs-build · opensuse-leap 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-obs-build · sles 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-obs-build · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-obs-qa · opensuse-leap 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-obs-qa · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-rt · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-source · opensuse-leap 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-source · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-source · sles 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-source · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-source · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-source-azure · sles 15.7 6.4.0-150700.20.27.1 SUSE-SU-2026:0472-1 Feb 12, 2026
kernel-syms · opensuse-leap 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-syms · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-syms · sles 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-syms · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-syms · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-syms-azure · sles 15.7 6.4.0-150700.20.27.1 SUSE-SU-2026:0472-1 Feb 12, 2026
kernel-uek · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-core · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-core · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-core · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-core · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-devel · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-devel · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-core · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-core · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-deprecated · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-deprecated · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-desktop · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-desktop · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-extra · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-extra · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-extra-netfilter · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-extra-netfilter · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-usb · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-usb · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-wireless · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-debug-modules-wireless · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-devel · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-devel · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-doc · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-doc · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-core · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-core · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-deprecated · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-deprecated · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-desktop · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-desktop · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-extra · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-extra · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-extra-netfilter · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-extra-netfilter · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-usb · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-usb · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-wireless · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-modules-wireless · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-tools · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek-tools · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-core · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-core · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-devel · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-devel · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-core · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-core · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-deprecated · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-deprecated · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-desktop · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-desktop · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-extra · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-extra · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-extra-netfilter · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-extra-netfilter · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-usb · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-usb · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-wireless · ol 10 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-uek64k-modules-wireless · ol 9 0:6.12.0-105.51.5.el9uek ELSA-2025-25754 Nov 9, 2025
kernel-zfcpdump · opensuse-leap 15.6 6.4.0-150600.23.87.1 SUSE-SU-2026:0471-1 Feb 12, 2026
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-zfcpdump · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel6.12 · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-debuginfo · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-debuginfo-common-aarch64 · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-debuginfo-common-x86_64 · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-devel · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-headers · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-libbpf · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-libbpf-debuginfo · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-libbpf-devel · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-libbpf-static · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-modules-extra · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-modules-extra-common · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-tools · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-tools-debuginfo · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
kernel6.12-tools-devel · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
linux · Debian 13.5 (trixie) 6.12.48-1 DEBIAN-CVE-2025-39829 Sep 16, 2025
linux · Debian 14 6.16.5-1 DEBIAN-CVE-2025-39829 Sep 16, 2025
perf6.12 · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
perf6.12-debuginfo · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
python3-perf6.12 · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025
python3-perf6.12-debuginfo · amzn 2023 1:6.12.46-66.121.amzn2023 ALAS2023-2025-1208 Sep 23, 2025

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