CVE-2025-40091

linux: In the Linux kernel, the following vulnerability has been resolved: ixgbe: fix too early devlink_free() in ixgbe_rem...

CVE-2025-40091 is fixed in 18 products on 1 platform, first by DEBIAN-CVE-2025-40091, released October 30, 2025. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
No vendor severity
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0018
8th percentile

In the Linux kernel, the following vulnerability has been resolved: ixgbe: fix too early devlink_free() in ixgbe_remove() Since ixgbe_adapter is embedded in devlink, calling devlink_free() prematurely in the ixgbe_remove() path can lead to UAF. Move devlink_free() to the end. KASAN report: BUG: KASAN: use-after-free in ixgbe_reset_interrupt_capability+0x140/0x180 [ixgbe] Read of size 8 at addr ffff0000adf813e0 by task bash/2095 CPU: 1 UID: 0 PID: 2095 Comm: bash Tainted: G S 6.17.0-rc2-tnguy.net-queue+ #1 PREEMPT(full) [...] Call trace: show_stack+0x30/0x90 (C) dump_stack_lvl+0x9c/0xd0 print_address_description.constprop.0+0x90/0x310 print_report+0x104/0x1f0 kasan_report+0x88/0x180 __asan_report_load8_noabort+0x20/0x30 ixgbe_reset_interrupt_capability+0x140/0x180 [ixgbe] ixgbe_clear_interrupt_scheme+0xf8/0x130 [ixgbe] ixgbe_remove+0x2d0/0x8c0 [ixgbe] pci_device_remove+0xa0/0x220 device_remove+0xb8/0x170 device_release_driver_internal+0x318/0x490 device_driver_detach+0x40/0x68 unbind_store+0xec/0x118 drv_attr_store+0x64/0xb8 sysfs_kf_write+0xcc/0x138 kernfs_fop_write_iter+0x294/0x440 new_sync_write+0x1fc/0x588 vfs_write+0x480/0x6a0 ksys_write+0xf0/0x1e0 __arm64_sys_write+0x70/0xc0 invoke_syscall.constprop.0+0xcc/0x280 el0_svc_common.constprop.0+0xa8/0x248 do_el0_svc+0x44/0x68 el0_svc+0x54/0x160 el0t_64_sync_handler+0xa0/0xe8 el0t_64_sync+0x1b0/0x1b8

Where it's fixed

ProductFixed inFixReleased
Linux
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-64kb · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-64kb · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-azure · sles 15.7 6.4.0-150700.20.18.1 SUSE-SU-2025:4132-1 Nov 18, 2025
kernel-default · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-default · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-default · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.6.1.160000.2.4 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-default-base · sles 15.7 6.4.0-150700.53.22.1.150700.17.15.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-default-base · sles 16.0 6.12.0-160000.6.1.160000.2.4 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-docs · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-docs · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-docs · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-kvmsmall · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-livepatch-SLE15-SP7-RT_Update_6 · sles 15.7 1-150700.1.3.1 SUSE-SU-2025:4141-1 Nov 19, 2025
kernel-livepatch-SLE15-SP7_Update_6 · sles 15.7 1-150700.15.3.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-obs-build · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-obs-qa · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-rt · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-source · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-source · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-source · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-source-azure · sles 15.7 6.4.0-150700.20.18.1 SUSE-SU-2025:4132-1 Nov 18, 2025
kernel-syms · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-syms · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-syms · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
kernel-syms-azure · sles 15.7 6.4.0-150700.20.18.1 SUSE-SU-2025:4132-1 Nov 18, 2025
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.7.1 OPENSUSE-SU-2025:20091-1 Nov 26, 2025
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.22.1 SUSE-SU-2025:4057-1 Nov 11, 2025
kernel-zfcpdump · sles 16.0 6.12.0-160000.7.1 SUSE-SU-2025:21147-1 Nov 26, 2025
linux · Debian 14 6.17.6-1 DEBIAN-CVE-2025-40091 Oct 30, 2025

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