| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW\n\nPower Hypervisor can possibily allocate MMIO window intersecting with\nDynamic DMA Window (DDW) range, which is over 32-bit addressing.\n\nThese MMIO pages needs to be marked as reserved so that IOMMU doesn't map\nDMA buffers in this range.\n\nThe current code is not marking these pages correctly which is resulting\nin LPAR to OOPS while booting. The stack is at below\n\nBUG: Unable to handle kernel data access on read at 0xc00800005cd40000\nFaulting instruction address: 0xc00000000005cdac\nOops: Kernel access of bad area, sig: 11 [#1]\nLE PAGE_SIZE=64K MMU=Hash SMP NR_CPUS=2048 NUMA pSeries\nModules linked in: af_packet rfkill ibmveth(X) lpfc(+) nvmet_fc nvmet nvme_keyring crct10dif_vpmsum nvme_fc nvme_fabrics nvme_core be2net(+) nvme_auth rtc_generic nfsd auth_rpcgss nfs_acl lockd grace sunrpc fuse configfs ip_tables x_tables xfs libcrc32c dm_service_time ibmvfc(X) scsi_transport_fc vmx_crypto gf128mul crc32c_vpmsum dm_mirror dm_region_hash dm_log dm_multipath dm_mod sd_mod scsi_dh_emc scsi_dh_rdac scsi_dh_alua t10_pi crc64_rocksoft_generic crc64_rocksoft sg crc64 scsi_mod\nSupported: Yes, External\nCPU: 8 PID: 241 Comm: kworker/8:1 Kdump: loaded Not tainted 6.4.0-150600.23.14-default #1 SLE15-SP6 b44ee71c81261b9e4bab5e0cde1f2ed891d5359b\nHardware name: IBM,9080-M9S POWER9 (raw) 0x4e2103 0xf000005 of:IBM,FW950.B0 (VH950_149) hv:phyp pSeries\nWorkqueue: events work_for_cpu_fn\nNIP: c00000000005cdac LR: c00000000005e830 CTR: 0000000000000000\nREGS: c00001400c9ff770 TRAP: 0300 Not tainted (6.4.0-150600.23.14-default)\nMSR: 800000000280b033 <SF,VEC,VSX,EE,FP,ME,IR,DR,RI,LE> CR: 24228448 XER: 00000001\nCFAR: c00000000005cdd4 DAR: c00800005cd40000 DSISR: 40000000 IRQMASK: 0\nGPR00: c00000000005e830 c00001400c9ffa10 c000000001987d00 c00001400c4fe800\nGPR04: 0000080000000000 0000000000000001 0000000004000000 0000000000800000\nGPR08: 0000000004000000 0000000000000001 c00800005cd40000 ffffffffffffffff\nGPR12: 0000000084228882 c00000000a4c4f00 0000000000000010 0000080000000000\nGPR16: c00001400c4fe800 0000000004000000 0800000000000000 c00000006088b800\nGPR20: c00001401a7be980 c00001400eff3800 c000000002a2da68 000000000000002b\nGPR24: c0000000026793a8 c000000002679368 000000000000002a c0000000026793c8\nGPR28: 000008007effffff 0000080000000000 0000000000800000 c00001400c4fe800\nNIP [c00000000005cdac] iommu_table_reserve_pages+0xac/0x100\nLR [c00000000005e830] iommu_init_table+0x80/0x1e0\nCall Trace:\n[c00001400c9ffa10] [c00000000005e810] iommu_init_table+0x60/0x1e0 (unreliable)\n[c00001400c9ffa90] [c00000000010356c] iommu_bypass_supported_pSeriesLP+0x9cc/0xe40\n[c00001400c9ffc30] [c00000000005c300] dma_iommu_dma_supported+0xf0/0x230\n[c00001400c9ffcb0] [c00000000024b0c4] dma_supported+0x44/0x90\n[c00001400c9ffcd0] [c00000000024b14c] dma_set_mask+0x3c/0x80\n[c00001400c9ffd00] [c0080000555b715c] be_probe+0xc4/0xb90 [be2net]\n[c00001400c9ffdc0] [c000000000986f3c] local_pci_probe+0x6c/0x110\n[c00001400c9ffe40] [c000000000188f28] work_for_cpu_fn+0x38/0x60\n[c00001400c9ffe70] [c00000000018e454] process_one_work+0x314/0x620\n[c00001400c9fff10] [c00000000018f280] worker_thread+0x2b0/0x620\n[c00001400c9fff90] [c00000000019bb18] kthread+0x148/0x150\n[c00001400c9fffe0] [c00000000000ded8] start_kernel_thread+0x14/0x18\n\nThere are 2 issues in the code\n\n1. The index is \"int\" while the address is \"unsigned long\". This results in\n negative value when setting the bitmap.\n\n2. The DMA offset is page shifted but the MMIO range is used as-is (64-bit\n address). MMIO address needs to be page shifted as well." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "arch/powerpc/kernel/iommu.c", |
| "arch/powerpc/platforms/pseries/iommu.c" |
| ], |
| "versions": [ |
| { |
| "version": "3c33066a21903076722a2881556a92aa3cd7d359", |
| "lessThan": "7043d58ecd1381674f5b2c894deb6986a1a4896b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "3c33066a21903076722a2881556a92aa3cd7d359", |
| "lessThan": "d8cc20a8cceb3b5e8ad2e11365e3100ba36a27e9", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "3c33066a21903076722a2881556a92aa3cd7d359", |
| "lessThan": "8f70caad82e9c088ed93b4fea48d941ab6441886", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "arch/powerpc/kernel/iommu.c", |
| "arch/powerpc/platforms/pseries/iommu.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.15", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.15", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.12.13", |
| "lessThanOrEqual": "6.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.13.2", |
| "lessThanOrEqual": "6.13.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.14", |
| "lessThanOrEqual": "*", |
| "status": "unaffected", |
| "versionType": "original_commit_for_fix" |
| } |
| ] |
| } |
| ], |
| "cpeApplicability": [ |
| { |
| "nodes": [ |
| { |
| "operator": "OR", |
| "negate": false, |
| "cpeMatch": [ |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.15", |
| "versionEndExcluding": "6.12.13" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.15", |
| "versionEndExcluding": "6.13.2" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.15", |
| "versionEndExcluding": "6.14" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/7043d58ecd1381674f5b2c894deb6986a1a4896b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/d8cc20a8cceb3b5e8ad2e11365e3100ba36a27e9" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/8f70caad82e9c088ed93b4fea48d941ab6441886" |
| } |
| ], |
| "title": "powerpc/pseries/iommu: IOMMU incorrectly marks MMIO range in DDW", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-57999", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
