CVE-2022-50082 (GCVE-0-2022-50082)
Vulnerability from cvelistv5
Published
2025-06-18 11:02
Modified
2025-06-18 11:02
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: ext4: fix warning in ext4_iomap_begin as race between bmap and write We got issue as follows: ------------[ cut here ]------------ WARNING: CPU: 3 PID: 9310 at fs/ext4/inode.c:3441 ext4_iomap_begin+0x182/0x5d0 RIP: 0010:ext4_iomap_begin+0x182/0x5d0 RSP: 0018:ffff88812460fa08 EFLAGS: 00010293 RAX: ffff88811f168000 RBX: 0000000000000000 RCX: ffffffff97793c12 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: ffff88812c669160 R08: ffff88811f168000 R09: ffffed10258cd20f R10: ffff88812c669077 R11: ffffed10258cd20e R12: 0000000000000001 R13: 00000000000000a4 R14: 000000000000000c R15: ffff88812c6691ee FS: 00007fd0d6ff3740(0000) GS:ffff8883af180000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd0d6dda290 CR3: 0000000104a62000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: iomap_apply+0x119/0x570 iomap_bmap+0x124/0x150 ext4_bmap+0x14f/0x250 bmap+0x55/0x80 do_vfs_ioctl+0x952/0xbd0 __x64_sys_ioctl+0xc6/0x170 do_syscall_64+0x33/0x40 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Above issue may happen as follows: bmap write bmap ext4_bmap iomap_bmap ext4_iomap_begin ext4_file_write_iter ext4_buffered_write_iter generic_perform_write ext4_da_write_begin ext4_da_write_inline_data_begin ext4_prepare_inline_data ext4_create_inline_data ext4_set_inode_flag(inode, EXT4_INODE_INLINE_DATA); if (WARN_ON_ONCE(ext4_has_inline_data(inode))) ->trigger bug_on To solved above issue hold inode lock in ext4_bamp.
References
Impacted products
Vendor Product Version
Linux Linux Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/ext4/inode.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "e1682c7171a6c0ff576fe8116b8cba5b8f538b94",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "30dfb75e1f8645404a536c74d468d498adcd4e74",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "a9fe6d1e3d343d7309f501b1f48020ce7127221f",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "fa6482f374fda29a71ad44d76d35b4842d43cda4",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "51ae846cff568c8c29921b1b28eb2dfbcd4ac12d",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/ext4/inode.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.137",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.61",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.18.*",
              "status": "unaffected",
              "version": "5.18.18",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.19.*",
              "status": "unaffected",
              "version": "5.19.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.137",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.61",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.18.18",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix warning in ext4_iomap_begin as race between bmap and write\n\nWe got issue as follows:\n------------[ cut here ]------------\nWARNING: CPU: 3 PID: 9310 at fs/ext4/inode.c:3441 ext4_iomap_begin+0x182/0x5d0\nRIP: 0010:ext4_iomap_begin+0x182/0x5d0\nRSP: 0018:ffff88812460fa08 EFLAGS: 00010293\nRAX: ffff88811f168000 RBX: 0000000000000000 RCX: ffffffff97793c12\nRDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003\nRBP: ffff88812c669160 R08: ffff88811f168000 R09: ffffed10258cd20f\nR10: ffff88812c669077 R11: ffffed10258cd20e R12: 0000000000000001\nR13: 00000000000000a4 R14: 000000000000000c R15: ffff88812c6691ee\nFS:  00007fd0d6ff3740(0000) GS:ffff8883af180000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007fd0d6dda290 CR3: 0000000104a62000 CR4: 00000000000006e0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n iomap_apply+0x119/0x570\n iomap_bmap+0x124/0x150\n ext4_bmap+0x14f/0x250\n bmap+0x55/0x80\n do_vfs_ioctl+0x952/0xbd0\n __x64_sys_ioctl+0xc6/0x170\n do_syscall_64+0x33/0x40\n entry_SYSCALL_64_after_hwframe+0x44/0xa9\n\nAbove issue may happen as follows:\n          bmap                    write\nbmap\n  ext4_bmap\n    iomap_bmap\n      ext4_iomap_begin\n                            ext4_file_write_iter\n\t\t\t      ext4_buffered_write_iter\n\t\t\t        generic_perform_write\n\t\t\t\t  ext4_da_write_begin\n\t\t\t\t    ext4_da_write_inline_data_begin\n\t\t\t\t      ext4_prepare_inline_data\n\t\t\t\t        ext4_create_inline_data\n\t\t\t\t\t  ext4_set_inode_flag(inode,\n\t\t\t\t\t\tEXT4_INODE_INLINE_DATA);\n      if (WARN_ON_ONCE(ext4_has_inline_data(inode))) -\u003etrigger bug_on\n\nTo solved above issue hold inode lock in ext4_bamp."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-06-18T11:02:24.530Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/e1682c7171a6c0ff576fe8116b8cba5b8f538b94"
        },
        {
          "url": "https://git.kernel.org/stable/c/30dfb75e1f8645404a536c74d468d498adcd4e74"
        },
        {
          "url": "https://git.kernel.org/stable/c/a9fe6d1e3d343d7309f501b1f48020ce7127221f"
        },
        {
          "url": "https://git.kernel.org/stable/c/fa6482f374fda29a71ad44d76d35b4842d43cda4"
        },
        {
          "url": "https://git.kernel.org/stable/c/51ae846cff568c8c29921b1b28eb2dfbcd4ac12d"
        }
      ],
      "title": "ext4: fix warning in ext4_iomap_begin as race between bmap and write",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50082",
    "datePublished": "2025-06-18T11:02:24.530Z",
    "dateReserved": "2025-06-18T10:57:27.409Z",
    "dateUpdated": "2025-06-18T11:02:24.530Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-50082\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-06-18T11:15:37.223\",\"lastModified\":\"2025-06-18T13:47:40.833\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\next4: fix warning in ext4_iomap_begin as race between bmap and write\\n\\nWe got issue as follows:\\n------------[ cut here ]------------\\nWARNING: CPU: 3 PID: 9310 at fs/ext4/inode.c:3441 ext4_iomap_begin+0x182/0x5d0\\nRIP: 0010:ext4_iomap_begin+0x182/0x5d0\\nRSP: 0018:ffff88812460fa08 EFLAGS: 00010293\\nRAX: ffff88811f168000 RBX: 0000000000000000 RCX: ffffffff97793c12\\nRDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003\\nRBP: ffff88812c669160 R08: ffff88811f168000 R09: ffffed10258cd20f\\nR10: ffff88812c669077 R11: ffffed10258cd20e R12: 0000000000000001\\nR13: 00000000000000a4 R14: 000000000000000c R15: ffff88812c6691ee\\nFS:  00007fd0d6ff3740(0000) GS:ffff8883af180000(0000) knlGS:0000000000000000\\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\nCR2: 00007fd0d6dda290 CR3: 0000000104a62000 CR4: 00000000000006e0\\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\nCall Trace:\\n iomap_apply+0x119/0x570\\n iomap_bmap+0x124/0x150\\n ext4_bmap+0x14f/0x250\\n bmap+0x55/0x80\\n do_vfs_ioctl+0x952/0xbd0\\n __x64_sys_ioctl+0xc6/0x170\\n do_syscall_64+0x33/0x40\\n entry_SYSCALL_64_after_hwframe+0x44/0xa9\\n\\nAbove issue may happen as follows:\\n          bmap                    write\\nbmap\\n  ext4_bmap\\n    iomap_bmap\\n      ext4_iomap_begin\\n                            ext4_file_write_iter\\n\\t\\t\\t      ext4_buffered_write_iter\\n\\t\\t\\t        generic_perform_write\\n\\t\\t\\t\\t  ext4_da_write_begin\\n\\t\\t\\t\\t    ext4_da_write_inline_data_begin\\n\\t\\t\\t\\t      ext4_prepare_inline_data\\n\\t\\t\\t\\t        ext4_create_inline_data\\n\\t\\t\\t\\t\\t  ext4_set_inode_flag(inode,\\n\\t\\t\\t\\t\\t\\tEXT4_INODE_INLINE_DATA);\\n      if (WARN_ON_ONCE(ext4_has_inline_data(inode))) -\u003etrigger bug_on\\n\\nTo solved above issue hold inode lock in ext4_bamp.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ext4: se corrige la advertencia en ext4_iomap_begin como ejecuci\u00f3n entre bmap y escritura Tenemos el problema siguiente: ------------[ cortar aqu\u00ed ]------------ ADVERTENCIA: CPU: 3 PID: 9310 en fs/ext4/inode.c:3441 ext4_iomap_begin+0x182/0x5d0 RIP: 0010:ext4_iomap_begin+0x182/0x5d0 RSP: 0018:ffff88812460fa08 EFLAGS: 00010293 RAX: ffff88811f168000 RBX: 0000000000000000 RCX: ffffffff97793c12 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: ffff88812c669160 R08: ffff88811f168000 R09: ffffed10258cd20f R10: ffff88812c669077 R11: ffffed10258cd20e R12: 000000000000001 R13: 00000000000000a4 R14: 000000000000000c R15: ffff88812c6691ee FS: 00007fd0d6ff3740(0000) GS:ffff8883af180000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd0d6dda290 CR3: 0000000104a62000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Rastreo de llamadas: iomap_apply+0x119/0x570 iomap_bmap+0x124/0x150 ext4_bmap+0x14f/0x250 bmap+0x55/0x80 do_vfs_ioctl+0x952/0xbd0 __x64_sys_ioctl+0xc6/0x170 do_syscall_64+0x33/0x40 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Above issue may happen as follows: bmap write bmap ext4_bmap iomap_bmap ext4_iomap_begin ext4_file_write_iter ext4_buffered_write_iter generic_perform_write ext4_da_write_begin ext4_da_write_inline_data_begin ext4_prepare_inline_data ext4_create_inline_data ext4_set_inode_flag(inode, EXT4_INODE_INLINE_DATA); if (WARN_ON_ONCE(ext4_has_inline_data(inode))) -\u0026gt;trigger bug_on Para resolver el problema anterior, mantenga el bloqueo del inodo en ext4_bamp.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/30dfb75e1f8645404a536c74d468d498adcd4e74\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/51ae846cff568c8c29921b1b28eb2dfbcd4ac12d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a9fe6d1e3d343d7309f501b1f48020ce7127221f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e1682c7171a6c0ff576fe8116b8cba5b8f538b94\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/fa6482f374fda29a71ad44d76d35b4842d43cda4\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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