In the Linux kernel, the following vulnerability has been resolved:
nfs4: Fix kmemleak when allocate slot failed
If one of the slot allocate failed, should cleanup all the other allocated slots, otherwise, the allocated slots will leak:
unreferenced object 0xffff8881115aa100 (size 64): comm ""mount.nfs"", pid 679, jiffies 4294744957 (age 115.037s) hex dump (first 32 bytes): 00 cc 19 73 81 88 ff ff 00 a0 5a 11 81 88 ff ff ...s......Z..... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000007a4c434a>] nfs4_find_or_create_slot+0x8e/0x130 [<000000005472a39c>] nfs4_realloc_slot_table+0x23f/0x270 [<00000000cd8ca0eb>] nfs40_init_client+0x4a/0x90 [<00000000128486db>] nfs4_init_client+0xce/0x270 [<000000008d2cacad>] nfs4_set_client+0x1a2/0x2b0 [<000000000e593b52>] nfs4_create_server+0x300/0x5f0 [<00000000e4425dd2>] nfs4_try_get_tree+0x65/0x110 [<00000000d3a6176f>] vfs_get_tree+0x41/0xf0 [<0000000016b5ad4c>] path_mount+0x9b3/0xdd0 [<00000000494cae71>] __x64_sys_mount+0x190/0x1d0 [<000000005d56bdec>] do_syscall_64+0x35/0x80 [<00000000687c9ae4>] entry_SYSCALL_64_after_hwframe+0x46/0xb0
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-livepatch-4.14.299-223.520Upgrade bpftool-debuginfoUpgrade bpftoolUpgrade perf-debuginfoUpgrade kernel-toolsUpgrade python-perfUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernelUpgrade perfUpgrade kernel-debuginfoUpgrade kernel-tools-develUpgrade python-perf-debuginfoUpgrade kernel-headersUpgrade kernel-develUpgrade kernel-livepatch-5.15.79-51.138Upgrade kernel-livepatch-5.10.155-138.670 | Jun 23, 2025 | May 1, 2025 |
| Debian | — | Upgrade linux | May 5, 2025 | May 1, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernelUpgrade kernel-abi-stablelistsUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade python3-perfUpgrade bpftool | Aug 13, 2025 | Aug 9, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 1, 2025 |
| Ubuntu | — | Upgrade linux-lowlatencyUpgrade linux-kvmUpgrade linux-aws-hweUpgrade linux-gkeopUpgrade linux-intel-iotgUpgrade linux-oracleUpgrade linux-nvidiaUpgrade linux-azure-5.15Upgrade linux-intel-iotg-5.15Upgrade linux-oracle-5.4Upgrade linux-riscv-5.15Upgrade linux-aws-5.4Upgrade linux-ibmUpgrade linux-azure-fipsUpgrade linux-fipsUpgrade linux-gkeUpgrade linux-xilinx-zynqmpUpgrade linux-gcp-5.4Upgrade linux-gcpUpgrade linux-hwe-5.4Upgrade linux-oracle-5.15Upgrade linux-gcp-5.15Upgrade linux-raspiUpgrade linux-realtimeUpgrade linux-azure-fdeUpgrade linux-aws-5.15Upgrade linux-aws-fipsUpgrade linux-lowlatency-hwe-5.15Upgrade linux-azure-4.15Upgrade linux-iotUpgrade linux-gcp-fipsUpgrade linux-hweUpgrade linux-azure-5.4Upgrade linux-hwe-5.15Upgrade linux-bluefieldUpgrade linuxUpgrade linux-azureUpgrade linux-awsUpgrade linux-gcp-4.15Upgrade linux-raspi-5.4Upgrade linux-ibm-5.4 | May 6, 2025 | May 1, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | May 1, 2025 |
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