{"id":"AZL-73806","summary":"CVE-2025-38569 affecting package kernel for versions less than 5.15.200.1-1","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nbenet: fix BUG when creating VFs\n\nbenet crashes as soon as SRIOV VFs are created:\n\n kernel BUG at mm/vmalloc.c:3457!\n Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI\n CPU: 4 UID: 0 PID: 7408 Comm: test.sh Kdump: loaded Not tainted 6.16.0+ #1 PREEMPT(voluntary)\n [...]\n RIP: 0010:vunmap+0x5f/0x70\n [...]\n Call Trace:\n  \u003cTASK\u003e\n  __iommu_dma_free+0xe8/0x1c0\n  be_cmd_set_mac_list+0x3fe/0x640 [be2net]\n  be_cmd_set_mac+0xaf/0x110 [be2net]\n  be_vf_eth_addr_config+0x19f/0x330 [be2net]\n  be_vf_setup+0x4f7/0x990 [be2net]\n  be_pci_sriov_configure+0x3a1/0x470 [be2net]\n  sriov_numvfs_store+0x20b/0x380\n  kernfs_fop_write_iter+0x354/0x530\n  vfs_write+0x9b9/0xf60\n  ksys_write+0xf3/0x1d0\n  do_syscall_64+0x8c/0x3d0\n\nbe_cmd_set_mac_list() calls dma_free_coherent() under a spin_lock_bh.\nFix it by freeing only after the lock has been released.","modified":"2026-04-01T05:22:39.397529Z","published":"2025-08-19T17:15:33Z","upstream":["CVE-2025-38569"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-38569"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.200.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-73806.json"}}],"schema_version":"1.7.5"}