cve-2024-50293
Vulnerability from cvelistv5
Published
2024-11-19 01:30
Modified
2024-11-19 01:30
Severity ?
Summary
net/smc: do not leave a dangling sk pointer in __smc_create()
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d293958a8595ba566fb90b99da4d6263e14fee15
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d2cc492124e1f22daa1700f069bcc58788043381
Impacted products
Vendor Product Version
Linux Linux Version: 6.11
Show details on NVD website

To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/smc/af_smc.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "d2cc492124e1",
              "status": "affected",
              "version": "d25a92ccae6b",
              "versionType": "git"
            },
            {
              "lessThan": "d293958a8595",
              "status": "affected",
              "version": "d25a92ccae6b",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/smc/af_smc.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.11"
            },
            {
              "lessThan": "6.11",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.11.*",
              "status": "unaffected",
              "version": "6.11.8",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.12",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/smc: do not leave a dangling sk pointer in __smc_create()\n\nThanks to commit 4bbd360a5084 (\"socket: Print pf-\u003ecreate() when\nit does not clear sock-\u003esk on failure.\"), syzbot found an issue with AF_SMC:\n\nsmc_create must clear sock-\u003esk on failure, family: 43, type: 1, protocol: 0\n WARNING: CPU: 0 PID: 5827 at net/socket.c:1565 __sock_create+0x96f/0xa30 net/socket.c:1563\nModules linked in:\nCPU: 0 UID: 0 PID: 5827 Comm: syz-executor259 Not tainted 6.12.0-rc6-next-20241106-syzkaller #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024\n RIP: 0010:__sock_create+0x96f/0xa30 net/socket.c:1563\nCode: 03 00 74 08 4c 89 e7 e8 4f 3b 85 f8 49 8b 34 24 48 c7 c7 40 89 0c 8d 8b 54 24 04 8b 4c 24 0c 44 8b 44 24 08 e8 32 78 db f7 90 \u003c0f\u003e 0b 90 90 e9 d3 fd ff ff 89 e9 80 e1 07 fe c1 38 c1 0f 8c ee f7\nRSP: 0018:ffffc90003e4fda0 EFLAGS: 00010246\nRAX: 099c6f938c7f4700 RBX: 1ffffffff1a595fd RCX: ffff888034823c00\nRDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000\nRBP: 00000000ffffffe9 R08: ffffffff81567052 R09: 1ffff920007c9f50\nR10: dffffc0000000000 R11: fffff520007c9f51 R12: ffffffff8d2cafe8\nR13: 1ffffffff1a595fe R14: ffffffff9a789c40 R15: ffff8880764298c0\nFS:  000055557b518380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007fa62ff43225 CR3: 0000000031628000 CR4: 00000000003526f0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n \u003cTASK\u003e\n  sock_create net/socket.c:1616 [inline]\n  __sys_socket_create net/socket.c:1653 [inline]\n  __sys_socket+0x150/0x3c0 net/socket.c:1700\n  __do_sys_socket net/socket.c:1714 [inline]\n  __se_sys_socket net/socket.c:1712 [inline]\n\nFor reference, see commit 2d859aff775d (\"Merge branch\n\u0027do-not-leave-dangling-sk-pointers-in-pf-create-functions\u0027\")"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-19T01:30:39.362Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/d2cc492124e1f22daa1700f069bcc58788043381"
        },
        {
          "url": "https://git.kernel.org/stable/c/d293958a8595ba566fb90b99da4d6263e14fee15"
        }
      ],
      "title": "net/smc: do not leave a dangling sk pointer in __smc_create()",
      "x_generator": {
        "engine": "bippy-8e903de6a542"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-50293",
    "datePublished": "2024-11-19T01:30:39.362Z",
    "dateReserved": "2024-10-21T19:36:19.986Z",
    "dateUpdated": "2024-11-19T01:30:39.362Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-50293\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-11-19T02:16:31.493\",\"lastModified\":\"2024-11-19T21:57:32.967\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet/smc: do not leave a dangling sk pointer in __smc_create()\\n\\nThanks to commit 4bbd360a5084 (\\\"socket: Print pf-\u003ecreate() when\\nit does not clear sock-\u003esk on failure.\\\"), syzbot found an issue with AF_SMC:\\n\\nsmc_create must clear sock-\u003esk on failure, family: 43, type: 1, protocol: 0\\n WARNING: CPU: 0 PID: 5827 at net/socket.c:1565 __sock_create+0x96f/0xa30 net/socket.c:1563\\nModules linked in:\\nCPU: 0 UID: 0 PID: 5827 Comm: syz-executor259 Not tainted 6.12.0-rc6-next-20241106-syzkaller #0\\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024\\n RIP: 0010:__sock_create+0x96f/0xa30 net/socket.c:1563\\nCode: 03 00 74 08 4c 89 e7 e8 4f 3b 85 f8 49 8b 34 24 48 c7 c7 40 89 0c 8d 8b 54 24 04 8b 4c 24 0c 44 8b 44 24 08 e8 32 78 db f7 90 \u003c0f\u003e 0b 90 90 e9 d3 fd ff ff 89 e9 80 e1 07 fe c1 38 c1 0f 8c ee f7\\nRSP: 0018:ffffc90003e4fda0 EFLAGS: 00010246\\nRAX: 099c6f938c7f4700 RBX: 1ffffffff1a595fd RCX: ffff888034823c00\\nRDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000\\nRBP: 00000000ffffffe9 R08: ffffffff81567052 R09: 1ffff920007c9f50\\nR10: dffffc0000000000 R11: fffff520007c9f51 R12: ffffffff8d2cafe8\\nR13: 1ffffffff1a595fe R14: ffffffff9a789c40 R15: ffff8880764298c0\\nFS:  000055557b518380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000\\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\nCR2: 00007fa62ff43225 CR3: 0000000031628000 CR4: 00000000003526f0\\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\nCall Trace:\\n \u003cTASK\u003e\\n  sock_create net/socket.c:1616 [inline]\\n  __sys_socket_create net/socket.c:1653 [inline]\\n  __sys_socket+0x150/0x3c0 net/socket.c:1700\\n  __do_sys_socket net/socket.c:1714 [inline]\\n  __se_sys_socket net/socket.c:1712 [inline]\\n\\nFor reference, see commit 2d859aff775d (\\\"Merge branch\\n\u0027do-not-leave-dangling-sk-pointers-in-pf-create-functions\u0027\\\")\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net/smc: no deje un puntero sk colgando en __smc_create() Gracias a el commit 4bbd360a5084 (\\\"socket: Imprimir pf-\u0026gt;create() cuando no borra sock-\u0026gt;sk en caso de error.\\\"), syzbot encontr\u00f3 un problema con AF_SMC: smc_create debe borrar sock-\u0026gt;sk en caso de error, familia: 43, tipo: 1, protocolo: 0 ADVERTENCIA: CPU: 0 PID: 5827 en net/socket.c:1565 __sock_create+0x96f/0xa30 net/socket.c:1563 M\u00f3dulos vinculados: CPU: 0 UID: 0 PID: 5827 Comm: syz-executor259 No contaminado 6.12.0-rc6-next-20241106-syzkaller #0 Nombre del hardware: Google Google Compute Engine/Google Compute Engine, BIOS Google 13/09/2024 RIP: 0010:__sock_create+0x96f/0xa30 net/socket.c:1563 C\u00f3digo: 03 00 74 08 4c 89 e7 e8 4f 3b 85 f8 49 8b 34 24 48 c7 c7 40 89 0c 8d 8b 54 24 04 8b 4c 24 0c 44 8b 44 24 08 e8 32 78 db f7 90 \u0026lt;0f\u0026gt; 0b 90 90 e9 d3 fd ff ff 89 e9 80 e1 07 fe c1 38 c1 0f 8c ee f7 RSP: 0018:ffffc90003e4fda0 EFLAGS: 00010246 RAX: 099c6f938c7f4700 RBX: 1ffffffff1a595fd RCX: ffff888034823c00 RDX: 0000000000000000 RSI: 000000000000000 RDI: 000000000000000 RBP: 00000000ffffffe9 R08: ffffffff81567052 R09: 1ffff920007c9f50 R10: dffffc0000000000 R11: fffff520007c9f51 R12: ffffffff8d2cafe8 R13: 1ffffffff1a595fe R14: ffffffff9a789c40 R15: ffff8880764298c0 FS: 000055557b518380(0000) GS:ffff8880b860 0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa62ff43225 CR3: 0000000031628000 CR4: 000000000003526f0 DR0: 00000000000000000 DR1: 00000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Seguimiento de llamadas:  sock_create net/socket.c:1616 [en l\u00ednea] __sys_socket_create net/socket.c:1653 [en l\u00ednea] __sys_socket+0x150/0x3c0 net/socket.c:1700 __do_sys_socket net/socket.c:1714 [en l\u00ednea] __se_sys_socket net/socket.c:1712 [en l\u00ednea] Para referencia, consulte el commit 2d859aff775d (\\\"Fusionar rama \u0027do-not-leave-dangling-sk-pointers-in-pf-create-functions\u0027\\\")\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/d293958a8595ba566fb90b99da4d6263e14fee15\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d2cc492124e1f22daa1700f069bcc58788043381\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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