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In the Linux kernel, the following vulnerability has been resolved:
orangefs: Fix kmemleak in orangefs_{kernel,client}_debug_init()
When insert and remove the orangefs module, there are memory leaked as below:
unreferenced object 0xffff88816b0cc000 (size 2048): comm "insmod", pid 783, jiffies 4294813439 (age 65.512s) hex dump (first 32 bytes): 6e 6f 6e 65 0a 00 00 00 00 00 00 00 00 00 00 00 none............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000031ab7788>] kmalloc_trace+0x27/0xa0 [<000000005b405fee>] orangefs_debugfs_init.cold+0xaf/0x17f [<00000000e5a0085b>] 0xffffffffa02780f9 [<000000004232d9f7>] do_one_initcall+0x87/0x2a0 [<0000000054f22384>] do_init_module+0xdf/0x320 [<000000003263bdea>] load_module+0x2f98/0x3330 [<0000000052cd4153>] __do_sys_finit_module+0x113/0x1b0 [<00000000250ae02b>] do_syscall_64+0x35/0x80 [<00000000f11c03c7>] entry_SYSCALL_64_after_hwframe+0x46/0xb0
Use the golbal variable as the buffer rather than dynamic allocate to slove the problem.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Sep 22, 2025 | Sep 22, 2025 |
| Ubuntu | — | Upgrade linux-kvmUpgrade linux-azure-5.15Upgrade linux-azure-5.4Upgrade linux-hwe-5.15Upgrade linux-gcp-fipsUpgrade linux-aws-fipsUpgrade linux-gcp-5.15Upgrade linux-realtimeUpgrade linux-gkeopUpgrade linux-oracleUpgrade linux-azureUpgrade linux-intel-iotg-5.15Upgrade linux-xilinx-zynqmpUpgrade linux-gcp-5.4Upgrade linux-nvidiaUpgrade linux-ibmUpgrade linux-intel-iotgUpgrade linux-iotUpgrade linux-oracle-5.15Upgrade linux-azure-fde-5.15Upgrade linux-azure-fipsUpgrade linux-hwe-5.4Upgrade linux-oracle-5.4Upgrade linux-intel-iot-realtimeUpgrade linux-gcpUpgrade linux-riscv-5.15Upgrade linux-azure-fdeUpgrade linux-aws-5.4Upgrade linux-ibm-5.4Upgrade linux-gkeUpgrade linux-raspiUpgrade linuxUpgrade linux-awsUpgrade linux-aws-5.15Upgrade linux-lowlatency-hwe-5.15Upgrade linux-bluefieldUpgrade linux-raspi-5.4Upgrade linux-nvidia-tegra-5.15Upgrade linux-fipsUpgrade linux-lowlatency | Sep 26, 2025 | Sep 18, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 15, 2025 | Sep 18, 2025 |
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