| { |
| "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/rxe: Return CQE error if invalid lkey was supplied\n\nRXE is missing update of WQE status in LOCAL_WRITE failures. This caused\nthe following kernel panic if someone sent an atomic operation with an\nexplicitly wrong lkey.\n\n[leonro@vm ~]$ mkt test\ntest_atomic_invalid_lkey (tests.test_atomic.AtomicTest) ...\n WARNING: CPU: 5 PID: 263 at drivers/infiniband/sw/rxe/rxe_comp.c:740 rxe_completer+0x1a6d/0x2e30 [rdma_rxe]\n Modules linked in: crc32_generic rdma_rxe ip6_udp_tunnel udp_tunnel rdma_ucm rdma_cm ib_umad ib_ipoib iw_cm ib_cm mlx5_ib ib_uverbs ib_core mlx5_core ptp pps_core\n CPU: 5 PID: 263 Comm: python3 Not tainted 5.13.0-rc1+ #2936\n Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014\n RIP: 0010:rxe_completer+0x1a6d/0x2e30 [rdma_rxe]\n Code: 03 0f 8e 65 0e 00 00 3b 93 10 06 00 00 0f 84 82 0a 00 00 4c 89 ff 4c 89 44 24 38 e8 2d 74 a9 e1 4c 8b 44 24 38 e9 1c f5 ff ff <0f> 0b e9 0c e8 ff ff b8 05 00 00 00 41 bf 05 00 00 00 e9 ab e7 ff\n RSP: 0018:ffff8880158af090 EFLAGS: 00010246\n RAX: 0000000000000000 RBX: ffff888016a78000 RCX: ffffffffa0cf1652\n RDX: 1ffff9200004b442 RSI: 0000000000000004 RDI: ffffc9000025a210\n RBP: dffffc0000000000 R08: 00000000ffffffea R09: ffff88801617740b\n R10: ffffed1002c2ee81 R11: 0000000000000007 R12: ffff88800f3b63e8\n R13: ffff888016a78008 R14: ffffc9000025a180 R15: 000000000000000c\n FS: 00007f88b622a740(0000) GS:ffff88806d540000(0000) knlGS:0000000000000000\n CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 00007f88b5a1fa10 CR3: 000000000d848004 CR4: 0000000000370ea0\n DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\n DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n Call Trace:\n rxe_do_task+0x130/0x230 [rdma_rxe]\n rxe_rcv+0xb11/0x1df0 [rdma_rxe]\n rxe_loopback+0x157/0x1e0 [rdma_rxe]\n rxe_responder+0x5532/0x7620 [rdma_rxe]\n rxe_do_task+0x130/0x230 [rdma_rxe]\n rxe_rcv+0x9c8/0x1df0 [rdma_rxe]\n rxe_loopback+0x157/0x1e0 [rdma_rxe]\n rxe_requester+0x1efd/0x58c0 [rdma_rxe]\n rxe_do_task+0x130/0x230 [rdma_rxe]\n rxe_post_send+0x998/0x1860 [rdma_rxe]\n ib_uverbs_post_send+0xd5f/0x1220 [ib_uverbs]\n ib_uverbs_write+0x847/0xc80 [ib_uverbs]\n vfs_write+0x1c5/0x840\n ksys_write+0x176/0x1d0\n do_syscall_64+0x3f/0x80\n entry_SYSCALL_64_after_hwframe+0x44/0xae" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/infiniband/sw/rxe/rxe_comp.c" |
| ], |
| "versions": [ |
| { |
| "version": "8700e3e7c4857d28ebaa824509934556da0b3e76", |
| "lessThan": "abe31d25facdb9109fe2cf69890748295291570c", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "8700e3e7c4857d28ebaa824509934556da0b3e76", |
| "lessThan": "dc07628bd2bbc1da768e265192c28ebd301f509d", |
| "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/sw/rxe/rxe_comp.c" |
| ], |
| "versions": [ |
| { |
| "version": "4.8", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "4.8", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.12.7", |
| "lessThanOrEqual": "5.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.13", |
| "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": "4.8", |
| "versionEndExcluding": "5.12.7" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.8", |
| "versionEndExcluding": "5.13" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/abe31d25facdb9109fe2cf69890748295291570c" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/dc07628bd2bbc1da768e265192c28ebd301f509d" |
| } |
| ], |
| "title": "RDMA/rxe: Return CQE error if invalid lkey was supplied", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2021-47076", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
