{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53286","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-09-16T08:09:37.992Z","datePublished":"2025-09-16T08:11:19.426Z","dateUpdated":"2026-08-05T09:13:23.607Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-05T09:13:23.607Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/mlx5: Return the firmware result upon destroying QP/RQ\n\nPreviously when destroying a QP/RQ, the result of the firmware\ndestruction function was ignored and upper layers weren't informed\nabout the failure.\nWhich in turn could lead to various problems since when upper layer\nisn't aware of the failure it continues its operation thinking that the\nrelated QP/RQ was successfully destroyed while it actually wasn't,\nwhich could lead to the below kernel WARN.\n\nCurrently, we return the correct firmware destruction status to upper\nlayers which in case of the RQ would be mlx5_ib_destroy_wq() which\nwas already capable of handling RQ destruction failure or in case of\na QP to destroy_qp_common(), which now would actually warn upon qp\ndestruction failure.\n\nWARNING: CPU: 3 PID: 995 at drivers/infiniband/core/rdma_core.c:940 uverbs_destroy_ufile_hw+0xcb/0xe0 [ib_uverbs]\nModules linked in: xt_conntrack xt_MASQUERADE nf_conntrack_netlink nfnetlink xt_addrtype iptable_nat nf_nat br_netfilter rpcrdma rdma_ucm ib_iser libiscsi scsi_transport_iscsi rdma_cm ib_umad ib_ipoib iw_cm ib_cm mlx5_ib ib_uverbs ib_core overlay mlx5_core fuse\nCPU: 3 PID: 995 Comm: python3 Not tainted 5.16.0-rc5+ #1\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014\nRIP: 0010:uverbs_destroy_ufile_hw+0xcb/0xe0 [ib_uverbs]\nCode: 41 5c 41 5d 41 5e e9 44 34 f0 e0 48 89 df e8 4c 77 ff ff 49 8b 86 10 01 00 00 48 85 c0 74 a1 4c 89 e7 ff d0 eb 9a 0f 0b eb c1 <0f> 0b be 04 00 00 00 48 89 df e8 b6 f6 ff ff e9 75 ff ff ff 90 0f\nRSP: 0018:ffff8881533e3e78 EFLAGS: 00010287\nRAX: ffff88811b2cf3e0 RBX: ffff888106209700 RCX: 0000000000000000\nRDX: ffff888106209780 RSI: ffff8881533e3d30 RDI: ffff888109b101a0\nRBP: 0000000000000001 R08: ffff888127cb381c R09: 0de9890000000009\nR10: ffff888127cb3800 R11: 0000000000000000 R12: ffff888106209780\nR13: ffff888106209750 R14: ffff888100f20660 R15: 0000000000000000\nFS:  00007f8be353b740(0000) GS:ffff88852c980000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f8bd5b117c0 CR3: 000000012cd8a004 CR4: 0000000000370ea0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n <TASK>\n ib_uverbs_close+0x1a/0x90 [ib_uverbs]\n __fput+0x82/0x230\n task_work_run+0x59/0x90\n exit_to_user_mode_prepare+0x138/0x140\n syscall_exit_to_user_mode+0x1d/0x50\n ? __x64_sys_close+0xe/0x40\n do_syscall_64+0x4a/0x90\n entry_SYSCALL_64_after_hwframe+0x44/0xae\nRIP: 0033:0x7f8be3ae0abb\nCode: 03 00 00 00 0f 05 48 3d 00 f0 ff ff 77 41 c3 48 83 ec 18 89 7c 24 0c e8 83 43 f9 ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 c1 43 f9 ff 8b 44\nRSP: 002b:00007ffdb51909c0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003\nRAX: 0000000000000000 RBX: 0000557bb7f7c020 RCX: 00007f8be3ae0abb\nRDX: 0000557bb7c74010 RSI: 0000557bb7f14ca0 RDI: 0000000000000005\nRBP: 0000557bb7fbd598 R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000293 R12: 0000557bb7fbd5b8\nR13: 0000557bb7fbd5a8 R14: 0000000000001000 R15: 0000557bb7f7c020\n </TASK>"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH"},"scenarios":[{"lang":"en","value":"AV:L - The vulnerable destroy path is reached through the local InfiniBand uverbs character device (/dev/infiniband/uverbsN) via write/ioctl resource management, not by processing untrusted remote network packets in the driver.\nAC:L - An attacker who can open uverbs fully controls QP/WQ create, modify, destroy, and close sequences, and can drive firmware destroy failures (busy/bad state/device error) without relying on a race or other conditions outside their influence.\nPR:L - RDMA uverbs is documented as safe for non-privileged processes; creating and destroying ordinary QPs/WQs does not require real root or capabilities that cannot be held by a normal user with device access.\nUI:N - The attacker triggers the bug against their own uverbs file descriptor and resources; no separate victim action is required.\nS:U - Impact stays within the host kernel’s security authority as local kernel memory/resource corruption; it is not a guest-to-host or IOMMU boundary escape.\nC:H - Ignoring firmware destroy failure still releases DMA-mapped RQ/QP umem while hardware may retain the queue, enabling a DMA use-after-free style disclosure of recycled memory contents.\nI:H - The same HW/SW desync frees and unmaps buffers the NIC may still write or use, yielding a memory-corruption primitive that can escalate to arbitrary integrity loss.\nA:H - The mismatch leaves live firmware objects after software teardown, producing the documented WARN in uverbs_destroy_ufile_hw and further kernel instability/DoS from corrupted or leaked RDMA resources."}]}],"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/qpc.c"],"versions":[{"version":"333fbaa0255b8d471fc7ae767ef3a1766c732d6d","lessThan":"73311dd831858d797cf8ebe140654ed519b41c36","status":"affected","versionType":"git"},{"version":"333fbaa0255b8d471fc7ae767ef3a1766c732d6d","lessThan":"1a650d3ccd79cdd5796edd864683a6b8dd0bf576","status":"affected","versionType":"git"},{"version":"333fbaa0255b8d471fc7ae767ef3a1766c732d6d","lessThan":"5fe7815e784bf21061885f8112a7108aef5c45bd","status":"affected","versionType":"git"},{"version":"333fbaa0255b8d471fc7ae767ef3a1766c732d6d","lessThan":"04704c201bb08efaf96d7b1396c6864f8984e244","status":"affected","versionType":"git"},{"version":"333fbaa0255b8d471fc7ae767ef3a1766c732d6d","lessThan":"22664c06e997087fe37f9ba208008c948571214a","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/qpc.c"],"versions":[{"version":"5.8","status":"affected"},{"version":"0","lessThan":"5.8","status":"unaffected","versionType":"semver"},{"version":"5.10.192","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.128","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.47","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.4.12","lessThanOrEqual":"6.4.*","status":"unaffected","versionType":"semver"},{"version":"6.5","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":"5.8","versionEndExcluding":"5.10.192"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"5.15.128"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.1.47"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.4.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.5"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/73311dd831858d797cf8ebe140654ed519b41c36"},{"url":"https://git.kernel.org/stable/c/1a650d3ccd79cdd5796edd864683a6b8dd0bf576"},{"url":"https://git.kernel.org/stable/c/5fe7815e784bf21061885f8112a7108aef5c45bd"},{"url":"https://git.kernel.org/stable/c/04704c201bb08efaf96d7b1396c6864f8984e244"},{"url":"https://git.kernel.org/stable/c/22664c06e997087fe37f9ba208008c948571214a"}],"title":"RDMA/mlx5: Return the firmware result upon destroying QP/RQ","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2023-53286","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-01-14T18:09:41.756789Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","description":"CWE-noinfo Not enough information"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-14T18:12:55.394Z"}}]}}