CVE-2025-40107

can: hi311x: fix null pointer dereference when resuming from sleep before interface was enabled

CVE-2025-40107 is fixed in 24 products on 1 platform, first by DEBIAN-CVE-2025-40107, released November 3, 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
0.0020
10th percentile

In the Linux kernel, the following vulnerability has been resolved: can: hi311x: fix null pointer dereference when resuming from sleep before interface was enabled This issue is similar to the vulnerability in the `mcp251x` driver, which was fixed in commit 03c427147b2d ("can: mcp251x: fix resume from sleep before interface was brought up"). In the `hi311x` driver, when the device resumes from sleep, the driver schedules `priv->restart_work`. However, if the network interface was not previously enabled, the `priv->wq` (workqueue) is not allocated and initialized, leading to a null pointer dereference. To fix this, we move the allocation and initialization of the workqueue from the `hi3110_open` function to the `hi3110_can_probe` function. This ensures that the workqueue is properly initialized before it is used during device resume. And added logic to destroy the workqueue in the error handling paths of `hi3110_can_probe` and in the `hi3110_can_remove` function to prevent resource leaks.

Where it's fixed

ProductFixed inFixReleased
Linux
dtb-aarch64 · opensuse-leap 15.6 6.4.0-150600.23.81.1 SUSE-SU-2025:4422-1 Dec 17, 2025
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.8.1 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-64kb · opensuse-leap 15.6 6.4.0-150600.23.81.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.8.1 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-64kb · sles 15.6 6.4.0-150600.23.81.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-64kb · sles 15.7 6.4.0-150700.53.25.1 SUSE-SU-2025:4393-1 Dec 15, 2025
kernel-64kb · sles 16.0 6.12.0-160000.8.1 SUSE-SU-2026:20015-1 Dec 19, 2025
kernel-azure · opensuse-leap 15.6 6.4.0-150600.8.58.1 SUSE-SU-2025:4505-1 Dec 22, 2025
kernel-azure · sles 15.6 6.4.0-150600.8.58.1 SUSE-SU-2025:4505-1 Dec 22, 2025
kernel-azure · sles 15.7 6.4.0-150700.20.21.1 SUSE-SU-2025:4517-1 Dec 23, 2025
kernel-debug · opensuse-leap 15.6 6.4.0-150600.23.81.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-default · opensuse-leap 15.6 6.4.0-150600.23.81.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-default · opensuse-leap 16.0 6.12.0-160000.8.1 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-default · sles 15.6 6.4.0-150600.23.81.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-default · sles 15.7 6.4.0-150700.53.25.1 SUSE-SU-2025:4393-1 Dec 15, 2025
kernel-default · sles 16.0 6.12.0-160000.8.1 SUSE-SU-2026:20015-1 Dec 19, 2025
kernel-default-base · opensuse-leap 15.6 6.4.0-150600.23.81.3.150600.12.36.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.8.1.160000.2.5 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-default-base · sles 15.6 6.4.0-150600.23.81.3.150600.12.36.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-default-base · sles 15.7 6.4.0-150700.53.25.1.150700.17.17.1 SUSE-SU-2025:4393-1 Dec 15, 2025
kernel-default-base · sles 16.0 6.12.0-160000.8.1.160000.2.5 SUSE-SU-2026:20015-1 Dec 19, 2025
kernel-docs · opensuse-leap 15.6 6.4.0-150600.23.81.1 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-docs · opensuse-leap 16.0 6.12.0-160000.8.1 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-docs · sles 15.6 6.4.0-150600.23.81.1 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-docs · sles 15.7 6.4.0-150700.53.25.2 SUSE-SU-2025:4393-1 Dec 15, 2025
kernel-docs · sles 16.0 6.12.0-160000.8.1 SUSE-SU-2026:20015-1 Dec 19, 2025
kernel-kvmsmall · opensuse-leap 15.6 6.4.0-150600.23.81.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.8.1 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-kvmsmall · sles 16.0 6.12.0-160000.8.1 SUSE-SU-2026:20015-1 Dec 19, 2025
kernel-livepatch-SLE15-SP6-RT_Update_18 · sles 15.6 1-150600.1.3.1 SUSE-SU-2025:4521-1 Dec 24, 2025
kernel-livepatch-SLE15-SP6_Update_18 · sles 15.6 1-150600.13.3.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-livepatch-SLE15-SP7-RT_Update_7 · sles 15.7 1-150700.1.3.1 SUSE-SU-2025:4516-1 Dec 23, 2025
kernel-livepatch-SLE15-SP7_Update_7 · sles 15.7 1-150700.15.3.1 SUSE-SU-2025:4393-1 Dec 15, 2025
kernel-obs-build · opensuse-leap 15.6 6.4.0-150600.23.81.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.8.1 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-obs-build · sles 15.6 6.4.0-150600.23.81.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-obs-build · sles 15.7 6.4.0-150700.53.25.1 SUSE-SU-2025:4393-1 Dec 15, 2025
kernel-obs-qa · opensuse-leap 15.6 6.4.0-150600.23.81.1 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.8.1 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-obs-qa · sles 16.0 6.12.0-160000.8.1 SUSE-SU-2026:20015-1 Dec 19, 2025
kernel-rt · opensuse-leap 15.6 6.4.0-150600.10.61.1 SUSE-SU-2025:4521-1 Dec 24, 2025
kernel-rt · opensuse-leap 16.0 6.12.0-160000.8.1 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-rt_debug · opensuse-leap 15.6 6.4.0-150600.10.61.1 SUSE-SU-2025:4521-1 Dec 24, 2025
kernel-source · opensuse-leap 15.6 6.4.0-150600.23.81.2 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-source · opensuse-leap 16.0 6.12.0-160000.8.1 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-source · sles 15.6 6.4.0-150600.23.81.2 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-source · sles 15.7 6.4.0-150700.53.25.1 SUSE-SU-2025:4393-1 Dec 15, 2025
kernel-source · sles 16.0 6.12.0-160000.8.1 SUSE-SU-2026:20015-1 Dec 19, 2025
kernel-source-azure · opensuse-leap 15.6 6.4.0-150600.8.58.1 SUSE-SU-2025:4505-1 Dec 22, 2025
kernel-source-azure · sles 15.6 6.4.0-150600.8.58.1 SUSE-SU-2025:4505-1 Dec 22, 2025
kernel-source-azure · sles 15.7 6.4.0-150700.20.21.1 SUSE-SU-2025:4517-1 Dec 23, 2025
kernel-source-rt · opensuse-leap 15.6 6.4.0-150600.10.61.1 SUSE-SU-2025:4521-1 Dec 24, 2025
kernel-syms · opensuse-leap 15.6 6.4.0-150600.23.81.1 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-syms · opensuse-leap 16.0 6.12.0-160000.8.1 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-syms · sles 15.6 6.4.0-150600.23.81.1 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-syms · sles 15.7 6.4.0-150700.53.25.1 SUSE-SU-2025:4393-1 Dec 15, 2025
kernel-syms · sles 16.0 6.12.0-160000.8.1 SUSE-SU-2026:20015-1 Dec 19, 2025
kernel-syms-azure · opensuse-leap 15.6 6.4.0-150600.8.58.1 SUSE-SU-2025:4505-1 Dec 22, 2025
kernel-syms-azure · sles 15.6 6.4.0-150600.8.58.1 SUSE-SU-2025:4505-1 Dec 22, 2025
kernel-syms-azure · sles 15.7 6.4.0-150700.20.21.1 SUSE-SU-2025:4517-1 Dec 23, 2025
kernel-syms-rt · opensuse-leap 15.6 6.4.0-150600.10.61.1 SUSE-SU-2025:4521-1 Dec 24, 2025
kernel-zfcpdump · opensuse-leap 15.6 6.4.0-150600.23.81.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.8.1 OPENSUSE-SU-2025:20172-1 Dec 19, 2025
kernel-zfcpdump · sles 15.6 6.4.0-150600.23.81.3 SUSE-SU-2025:4422-1 Dec 17, 2025
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.25.1 SUSE-SU-2025:4393-1 Dec 15, 2025
kernel-zfcpdump · sles 16.0 6.12.0-160000.8.1 SUSE-SU-2026:20015-1 Dec 19, 2025
linux · Debian 12.15 (bookworm) 6.1.158-1 DEBIAN-CVE-2025-40107 Nov 3, 2025
linux · Debian 13.5 (trixie) 6.12.57-1 DEBIAN-CVE-2025-40107 Nov 3, 2025
linux · Debian 14 6.16.12-1 DEBIAN-CVE-2025-40107 Nov 3, 2025

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