| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/mlx5: Fix implicit ODP use after free\n\nPrevent double queueing of implicit ODP mr destroy work by using\n__xa_cmpxchg() to make sure this is the only time we are destroying this\nspecific mr.\n\nWithout this change, we could try to invalidate this mr twice, which in\nturn could result in queuing a MR work destroy twice, and eventually the\nsecond work could execute after the MR was freed due to the first work,\ncausing a user after free and trace below.\n\n refcount_t: underflow; use-after-free.\n WARNING: CPU: 2 PID: 12178 at lib/refcount.c:28 refcount_warn_saturate+0x12b/0x130\n Modules linked in: bonding ib_ipoib vfio_pci ip_gre geneve nf_tables ip6_gre gre ip6_tunnel tunnel6 ipip tunnel4 ib_umad rdma_ucm mlx5_vfio_pci vfio_pci_core vfio_iommu_type1 mlx5_ib vfio ib_uverbs mlx5_core iptable_raw openvswitch nsh rpcrdma ib_iser libiscsi scsi_transport_iscsi rdma_cm iw_cm ib_cm ib_core xt_conntrack xt_MASQUERADE nf_conntrack_netlink nfnetlink xt_addrtype iptable_nat nf_nat br_netfilter rpcsec_gss_krb5 auth_rpcgss oid_registry overlay zram zsmalloc fuse [last unloaded: ib_uverbs]\n CPU: 2 PID: 12178 Comm: kworker/u20:5 Not tainted 6.5.0-rc1_net_next_mlx5_58c644e #1\n Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014\n Workqueue: events_unbound free_implicit_child_mr_work [mlx5_ib]\n RIP: 0010:refcount_warn_saturate+0x12b/0x130\n Code: 48 c7 c7 38 95 2a 82 c6 05 bc c6 fe 00 01 e8 0c 66 aa ff 0f 0b 5b c3 48 c7 c7 e0 94 2a 82 c6 05 a7 c6 fe 00 01 e8 f5 65 aa ff <0f> 0b 5b c3 90 8b 07 3d 00 00 00 c0 74 12 83 f8 01 74 13 8d 50 ff\n RSP: 0018:ffff8881008e3e40 EFLAGS: 00010286\n RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000027\n RDX: ffff88852c91b5c8 RSI: 0000000000000001 RDI: ffff88852c91b5c0\n RBP: ffff8881dacd4e00 R08: 00000000ffffffff R09: 0000000000000019\n R10: 000000000000072e R11: 0000000063666572 R12: ffff88812bfd9e00\n R13: ffff8881c792d200 R14: ffff88810011c005 R15: ffff8881002099c0\n FS: 0000000000000000(0000) GS:ffff88852c900000(0000) knlGS:0000000000000000\n CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 00007f5694b5e000 CR3: 00000001153f6003 CR4: 0000000000370ea0\n DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\n DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n Call Trace:\n <TASK>\n ? refcount_warn_saturate+0x12b/0x130\n free_implicit_child_mr_work+0x180/0x1b0 [mlx5_ib]\n process_one_work+0x1cc/0x3c0\n worker_thread+0x218/0x3c0\n kthread+0xc6/0xf0\n ret_from_fork+0x1f/0x30\n </TASK>" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/infiniband/hw/mlx5/odp.c" |
| ], |
| "versions": [ |
| { |
| "version": "5256edcb98a14b11409a2d323f56a70a8b366363", |
| "lessThan": "7cc8f681f6d4ae4478ae0f60485fc768f2b450da", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "5256edcb98a14b11409a2d323f56a70a8b366363", |
| "lessThan": "edfb65dbb9ffd3102f3ff4dd21316158e56f1976", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "5256edcb98a14b11409a2d323f56a70a8b366363", |
| "lessThan": "d3d930411ce390e532470194296658a960887773", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/infiniband/hw/mlx5/odp.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.5", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.5", |
| "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": "5.5", |
| "versionEndExcluding": "6.12.13" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.5", |
| "versionEndExcluding": "6.13.2" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.5", |
| "versionEndExcluding": "6.14" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/7cc8f681f6d4ae4478ae0f60485fc768f2b450da" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/edfb65dbb9ffd3102f3ff4dd21316158e56f1976" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/d3d930411ce390e532470194296658a960887773" |
| } |
| ], |
| "title": "RDMA/mlx5: Fix implicit ODP use after free", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2025-21714", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
