| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5e: Fix memory leak in mlx5_core_destroy_cq() error path\n\nPrior to this patch in case mlx5_core_destroy_cq() failed it returns\nwithout completing all destroy operations and that leads to memory leak.\nInstead, complete the destroy flow before return error.\n\nAlso move mlx5_debug_cq_remove() to the beginning of mlx5_core_destroy_cq()\nto be symmetrical with mlx5_core_create_cq().\n\nkmemleak complains on:\n\nunreferenced object 0xc000000038625100 (size 64):\n comm \"ethtool\", pid 28301, jiffies 4298062946 (age 785.380s)\n hex dump (first 32 bytes):\n 60 01 48 94 00 00 00 c0 b8 05 34 c3 00 00 00 c0 `.H.......4.....\n 02 00 00 00 00 00 00 00 00 db 7d c1 00 00 00 c0 ..........}.....\n backtrace:\n [<000000009e8643cb>] add_res_tree+0xd0/0x270 [mlx5_core]\n [<00000000e7cb8e6c>] mlx5_debug_cq_add+0x5c/0xc0 [mlx5_core]\n [<000000002a12918f>] mlx5_core_create_cq+0x1d0/0x2d0 [mlx5_core]\n [<00000000cef0a696>] mlx5e_create_cq+0x210/0x3f0 [mlx5_core]\n [<000000009c642c26>] mlx5e_open_cq+0xb4/0x130 [mlx5_core]\n [<0000000058dfa578>] mlx5e_ptp_open+0x7f4/0xe10 [mlx5_core]\n [<0000000081839561>] mlx5e_open_channels+0x9cc/0x13e0 [mlx5_core]\n [<0000000009cf05d4>] mlx5e_switch_priv_channels+0xa4/0x230\n[mlx5_core]\n [<0000000042bbedd8>] mlx5e_safe_switch_params+0x14c/0x300\n[mlx5_core]\n [<0000000004bc9db8>] set_pflag_tx_port_ts+0x9c/0x160 [mlx5_core]\n [<00000000a0553443>] mlx5e_set_priv_flags+0xd0/0x1b0 [mlx5_core]\n [<00000000a8f3d84b>] ethnl_set_privflags+0x234/0x2d0\n [<00000000fd27f27c>] genl_family_rcv_msg_doit+0x108/0x1d0\n [<00000000f495e2bb>] genl_family_rcv_msg+0xe4/0x1f0\n [<00000000646c5c2c>] genl_rcv_msg+0x78/0x120\n [<00000000d53e384e>] netlink_rcv_skb+0x74/0x1a0" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/net/ethernet/mellanox/mlx5/core/cq.c" |
| ], |
| "versions": [ |
| { |
| "version": "e126ba97dba9edeb6fafa3665b5f8497fc9cdf8c", |
| "lessThan": "4f7bddf8c5c01cac74373443b13a68e1c6723a94", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e126ba97dba9edeb6fafa3665b5f8497fc9cdf8c", |
| "lessThan": "ed8aafea4fec9c654e63445236e0b505e27ed3a7", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "e126ba97dba9edeb6fafa3665b5f8497fc9cdf8c", |
| "lessThan": "94b960b9deffc02fc0747afc01f72cc62ab099e3", |
| "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/net/ethernet/mellanox/mlx5/core/cq.c" |
| ], |
| "versions": [ |
| { |
| "version": "3.11", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "3.11", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.75", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.14.14", |
| "lessThanOrEqual": "5.14.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15", |
| "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": "3.11", |
| "versionEndExcluding": "5.10.75" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.11", |
| "versionEndExcluding": "5.14.14" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.11", |
| "versionEndExcluding": "5.15" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/4f7bddf8c5c01cac74373443b13a68e1c6723a94" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/ed8aafea4fec9c654e63445236e0b505e27ed3a7" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/94b960b9deffc02fc0747afc01f72cc62ab099e3" |
| } |
| ], |
| "title": "net/mlx5e: Fix memory leak in mlx5_core_destroy_cq() error path", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2021-47438", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
