CVE-2025-38223 (GCVE-0-2025-38223)

Vulnerability from cvelistv5 – Published: 2025-07-04 13:37 – Updated: 2025-07-28 04:15
VLAI?
Title
ceph: avoid kernel BUG for encrypted inode with unaligned file size
Summary
In the Linux kernel, the following vulnerability has been resolved: ceph: avoid kernel BUG for encrypted inode with unaligned file size The generic/397 test hits a BUG_ON for the case of encrypted inode with unaligned file size (for example, 33K or 1K): [ 877.737811] run fstests generic/397 at 2025-01-03 12:34:40 [ 877.875761] libceph: mon0 (2)127.0.0.1:40674 session established [ 877.876130] libceph: client4614 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949 [ 877.991965] libceph: mon0 (2)127.0.0.1:40674 session established [ 877.992334] libceph: client4617 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949 [ 878.017234] libceph: mon0 (2)127.0.0.1:40674 session established [ 878.017594] libceph: client4620 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949 [ 878.031394] xfs_io (pid 18988) is setting deprecated v1 encryption policy; recommend upgrading to v2. [ 878.054528] libceph: mon0 (2)127.0.0.1:40674 session established [ 878.054892] libceph: client4623 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949 [ 878.070287] libceph: mon0 (2)127.0.0.1:40674 session established [ 878.070704] libceph: client4626 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949 [ 878.264586] libceph: mon0 (2)127.0.0.1:40674 session established [ 878.265258] libceph: client4629 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949 [ 878.374578] -----------[ cut here ]------------ [ 878.374586] kernel BUG at net/ceph/messenger.c:1070! [ 878.375150] Oops: invalid opcode: 0000 [#1] PREEMPT SMP NOPTI [ 878.378145] CPU: 2 UID: 0 PID: 4759 Comm: kworker/2:9 Not tainted 6.13.0-rc5+ #1 [ 878.378969] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 878.380167] Workqueue: ceph-msgr ceph_con_workfn [ 878.381639] RIP: 0010:ceph_msg_data_cursor_init+0x42/0x50 [ 878.382152] Code: 89 17 48 8b 46 70 55 48 89 47 08 c7 47 18 00 00 00 00 48 89 e5 e8 de cc ff ff 5d 31 c0 31 d2 31 f6 31 ff c3 cc cc cc cc 0f 0b <0f> 0b 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 [ 878.383928] RSP: 0018:ffffb4ffc7cbbd28 EFLAGS: 00010287 [ 878.384447] RAX: ffffffff82bb9ac0 RBX: ffff981390c2f1f8 RCX: 0000000000000000 [ 878.385129] RDX: 0000000000009000 RSI: ffff981288232b58 RDI: ffff981390c2f378 [ 878.385839] RBP: ffffb4ffc7cbbe18 R08: 0000000000000000 R09: 0000000000000000 [ 878.386539] R10: 0000000000000000 R11: 0000000000000000 R12: ffff981390c2f030 [ 878.387203] R13: ffff981288232b58 R14: 0000000000000029 R15: 0000000000000001 [ 878.387877] FS: 0000000000000000(0000) GS:ffff9814b7900000(0000) knlGS:0000000000000000 [ 878.388663] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 878.389212] CR2: 00005e106a0554e0 CR3: 0000000112bf0001 CR4: 0000000000772ef0 [ 878.389921] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 878.390620] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 878.391307] PKRU: 55555554 [ 878.391567] Call Trace: [ 878.391807] <TASK> [ 878.392021] ? show_regs+0x71/0x90 [ 878.392391] ? die+0x38/0xa0 [ 878.392667] ? do_trap+0xdb/0x100 [ 878.392981] ? do_error_trap+0x75/0xb0 [ 878.393372] ? ceph_msg_data_cursor_init+0x42/0x50 [ 878.393842] ? exc_invalid_op+0x53/0x80 [ 878.394232] ? ceph_msg_data_cursor_init+0x42/0x50 [ 878.394694] ? asm_exc_invalid_op+0x1b/0x20 [ 878.395099] ? ceph_msg_data_cursor_init+0x42/0x50 [ 878.395583] ? ceph_con_v2_try_read+0xd16/0x2220 [ 878.396027] ? _raw_spin_unlock+0xe/0x40 [ 878.396428] ? raw_spin_rq_unlock+0x10/0x40 [ 878.396842] ? finish_task_switch.isra.0+0x97/0x310 [ 878.397338] ? __schedule+0x44b/0x16b0 [ 878.397738] ceph_con_workfn+0x326/0x750 [ 878.398121] process_one_work+0x188/0x3d0 [ 878.398522] ? __pfx_worker_thread+0x10/0x10 [ 878.398929] worker_thread+0x2b5/0x3c0 [ 878.399310] ? __pfx_worker_thread+0x10/0x10 [ 878.399727] kthread+0xe1/0x120 [ 878.400031] ? __pfx_kthread+0x10/0x10 [ 878.400431] ret_from_fork+0x43/0x70 [ 878.400771] ? __pfx_kthread+0x10/0x10 [ 878.401127] ret_from_fork_asm+0x1a/0x30 [ 878.401543] </TASK> [ 878.401760] Modules l ---truncated---
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: ee4cdf7ba857a894ad1650d6ab77669cbbfa329e , < 75583606aeef357a524cf6afd07f4b653ae48964 (git)
Affected: ee4cdf7ba857a894ad1650d6ab77669cbbfa329e , < 26725a76264b97d1ff104031b78da57f47741625 (git)
Affected: ee4cdf7ba857a894ad1650d6ab77669cbbfa329e , < 060909278cc0a91373a20726bd3d8ce085f480a9 (git)
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    Linux Linux Affected: 6.12
Unaffected: 0 , < 6.12 (semver)
Unaffected: 6.12.35 , ≤ 6.12.* (semver)
Unaffected: 6.15.4 , ≤ 6.15.* (semver)
Unaffected: 6.16 , ≤ * (original_commit_for_fix)
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/ceph/addr.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "75583606aeef357a524cf6afd07f4b653ae48964",
              "status": "affected",
              "version": "ee4cdf7ba857a894ad1650d6ab77669cbbfa329e",
              "versionType": "git"
            },
            {
              "lessThan": "26725a76264b97d1ff104031b78da57f47741625",
              "status": "affected",
              "version": "ee4cdf7ba857a894ad1650d6ab77669cbbfa329e",
              "versionType": "git"
            },
            {
              "lessThan": "060909278cc0a91373a20726bd3d8ce085f480a9",
              "status": "affected",
              "version": "ee4cdf7ba857a894ad1650d6ab77669cbbfa329e",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/ceph/addr.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.12"
            },
            {
              "lessThan": "6.12",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.35",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.15.*",
              "status": "unaffected",
              "version": "6.15.4",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.16",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.35",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.15.4",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.16",
                  "versionStartIncluding": "6.12",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nceph: avoid kernel BUG for encrypted inode with unaligned file size\n\nThe generic/397 test hits a BUG_ON for the case of encrypted inode with\nunaligned file size (for example, 33K or 1K):\n\n[ 877.737811] run fstests generic/397 at 2025-01-03 12:34:40\n[ 877.875761] libceph: mon0 (2)127.0.0.1:40674 session established\n[ 877.876130] libceph: client4614 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949\n[ 877.991965] libceph: mon0 (2)127.0.0.1:40674 session established\n[ 877.992334] libceph: client4617 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949\n[ 878.017234] libceph: mon0 (2)127.0.0.1:40674 session established\n[ 878.017594] libceph: client4620 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949\n[ 878.031394] xfs_io (pid 18988) is setting deprecated v1 encryption policy; recommend upgrading to v2.\n[ 878.054528] libceph: mon0 (2)127.0.0.1:40674 session established\n[ 878.054892] libceph: client4623 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949\n[ 878.070287] libceph: mon0 (2)127.0.0.1:40674 session established\n[ 878.070704] libceph: client4626 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949\n[ 878.264586] libceph: mon0 (2)127.0.0.1:40674 session established\n[ 878.265258] libceph: client4629 fsid 19b90bca-f1ae-47a6-93dd-0b03ee637949\n[ 878.374578] -----------[ cut here ]------------\n[ 878.374586] kernel BUG at net/ceph/messenger.c:1070!\n[ 878.375150] Oops: invalid opcode: 0000 [#1] PREEMPT SMP NOPTI\n[ 878.378145] CPU: 2 UID: 0 PID: 4759 Comm: kworker/2:9 Not tainted 6.13.0-rc5+ #1\n[ 878.378969] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014\n[ 878.380167] Workqueue: ceph-msgr ceph_con_workfn\n[ 878.381639] RIP: 0010:ceph_msg_data_cursor_init+0x42/0x50\n[ 878.382152] Code: 89 17 48 8b 46 70 55 48 89 47 08 c7 47 18 00 00 00 00 48 89 e5 e8 de cc ff ff 5d 31 c0 31 d2 31 f6 31 ff c3 cc cc cc cc 0f 0b \u003c0f\u003e 0b 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90\n[ 878.383928] RSP: 0018:ffffb4ffc7cbbd28 EFLAGS: 00010287\n[ 878.384447] RAX: ffffffff82bb9ac0 RBX: ffff981390c2f1f8 RCX: 0000000000000000\n[ 878.385129] RDX: 0000000000009000 RSI: ffff981288232b58 RDI: ffff981390c2f378\n[ 878.385839] RBP: ffffb4ffc7cbbe18 R08: 0000000000000000 R09: 0000000000000000\n[ 878.386539] R10: 0000000000000000 R11: 0000000000000000 R12: ffff981390c2f030\n[ 878.387203] R13: ffff981288232b58 R14: 0000000000000029 R15: 0000000000000001\n[ 878.387877] FS: 0000000000000000(0000) GS:ffff9814b7900000(0000) knlGS:0000000000000000\n[ 878.388663] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 878.389212] CR2: 00005e106a0554e0 CR3: 0000000112bf0001 CR4: 0000000000772ef0\n[ 878.389921] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\n[ 878.390620] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n[ 878.391307] PKRU: 55555554\n[ 878.391567] Call Trace:\n[ 878.391807] \u003cTASK\u003e\n[ 878.392021] ? show_regs+0x71/0x90\n[ 878.392391] ? die+0x38/0xa0\n[ 878.392667] ? do_trap+0xdb/0x100\n[ 878.392981] ? do_error_trap+0x75/0xb0\n[ 878.393372] ? ceph_msg_data_cursor_init+0x42/0x50\n[ 878.393842] ? exc_invalid_op+0x53/0x80\n[ 878.394232] ? ceph_msg_data_cursor_init+0x42/0x50\n[ 878.394694] ? asm_exc_invalid_op+0x1b/0x20\n[ 878.395099] ? ceph_msg_data_cursor_init+0x42/0x50\n[ 878.395583] ? ceph_con_v2_try_read+0xd16/0x2220\n[ 878.396027] ? _raw_spin_unlock+0xe/0x40\n[ 878.396428] ? raw_spin_rq_unlock+0x10/0x40\n[ 878.396842] ? finish_task_switch.isra.0+0x97/0x310\n[ 878.397338] ? __schedule+0x44b/0x16b0\n[ 878.397738] ceph_con_workfn+0x326/0x750\n[ 878.398121] process_one_work+0x188/0x3d0\n[ 878.398522] ? __pfx_worker_thread+0x10/0x10\n[ 878.398929] worker_thread+0x2b5/0x3c0\n[ 878.399310] ? __pfx_worker_thread+0x10/0x10\n[ 878.399727] kthread+0xe1/0x120\n[ 878.400031] ? __pfx_kthread+0x10/0x10\n[ 878.400431] ret_from_fork+0x43/0x70\n[ 878.400771] ? __pfx_kthread+0x10/0x10\n[ 878.401127] ret_from_fork_asm+0x1a/0x30\n[ 878.401543] \u003c/TASK\u003e\n[ 878.401760] Modules l\n---truncated---"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-07-28T04:15:35.456Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/75583606aeef357a524cf6afd07f4b653ae48964"
        },
        {
          "url": "https://git.kernel.org/stable/c/26725a76264b97d1ff104031b78da57f47741625"
        },
        {
          "url": "https://git.kernel.org/stable/c/060909278cc0a91373a20726bd3d8ce085f480a9"
        }
      ],
      "title": "ceph: avoid kernel BUG for encrypted inode with unaligned file size",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-38223",
    "datePublished": "2025-07-04T13:37:38.506Z",
    "dateReserved": "2025-04-16T04:51:23.995Z",
    "dateUpdated": "2025-07-28T04:15:35.456Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.