FKIE_CVE-2024-26597

Vulnerability from fkie_nvd - Published: 2024-02-23 15:15 - Updated: 2026-08-04 11:16
Severity
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.1 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: net: qualcomm: rmnet: fix global oob in rmnet_policy The variable rmnet_link_ops assign a *bigger* maxtype which leads to a global out-of-bounds read when parsing the netlink attributes. See bug trace below: ================================================================== BUG: KASAN: global-out-of-bounds in validate_nla lib/nlattr.c:386 [inline] BUG: KASAN: global-out-of-bounds in __nla_validate_parse+0x24af/0x2750 lib/nlattr.c:600 Read of size 1 at addr ffffffff92c438d0 by task syz-executor.6/84207 CPU: 0 PID: 84207 Comm: syz-executor.6 Tainted: G N 6.1.0 #3 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:284 [inline] print_report+0x172/0x475 mm/kasan/report.c:395 kasan_report+0xbb/0x1c0 mm/kasan/report.c:495 validate_nla lib/nlattr.c:386 [inline] __nla_validate_parse+0x24af/0x2750 lib/nlattr.c:600 __nla_parse+0x3e/0x50 lib/nlattr.c:697 nla_parse_nested_deprecated include/net/netlink.h:1248 [inline] __rtnl_newlink+0x50a/0x1880 net/core/rtnetlink.c:3485 rtnl_newlink+0x64/0xa0 net/core/rtnetlink.c:3594 rtnetlink_rcv_msg+0x43c/0xd70 net/core/rtnetlink.c:6091 netlink_rcv_skb+0x14f/0x410 net/netlink/af_netlink.c:2540 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x54e/0x800 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x930/0xe50 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0x154/0x190 net/socket.c:734 ____sys_sendmsg+0x6df/0x840 net/socket.c:2482 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2536 __sys_sendmsg+0xf3/0x1c0 net/socket.c:2565 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fdcf2072359 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fdcf13e3168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fdcf219ff80 RCX: 00007fdcf2072359 RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003 RBP: 00007fdcf20bd493 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffbb8d7bdf R14: 00007fdcf13e3300 R15: 0000000000022000 </TASK> The buggy address belongs to the variable: rmnet_policy+0x30/0xe0 The buggy address belongs to the physical page: page:0000000065bdeb3c refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x155243 flags: 0x200000000001000(reserved|node=0|zone=2) raw: 0200000000001000 ffffea00055490c8 ffffea00055490c8 0000000000000000 raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffffffff92c43780: f9 f9 f9 f9 00 00 00 02 f9 f9 f9 f9 00 00 00 07 ffffffff92c43800: f9 f9 f9 f9 00 00 00 05 f9 f9 f9 f9 06 f9 f9 f9 >ffffffff92c43880: f9 f9 f9 f9 00 00 00 00 00 00 f9 f9 f9 f9 f9 f9 ^ ffffffff92c43900: 00 00 00 00 00 00 00 00 07 f9 f9 f9 f9 f9 f9 f9 ffffffff92c43980: 00 00 00 07 f9 f9 f9 f9 00 00 00 05 f9 f9 f9 f9 According to the comment of `nla_parse_nested_deprecated`, the maxtype should be len(destination array) - 1. Hence use `IFLA_RMNET_MAX` here.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/02467ab8b404d80429107588e0f3425cf5fcd2e5Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/093dab655808207f7a9f54cf156240aeafc70590Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/17d06a5c44d8fd2e8e61bac295b09153496f87e1Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2295c22348faf795e1ccdf618f6eb7afdb2f7447Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3b5254862258b595662a0ccca6e9eeb88d6e7468Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b33fb5b801c6db408b774a68e7c8722796b59eccPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c4734535034672f59f2652e1e0058c490da62a5cPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ee1dc3bf86f2df777038506b139371a9add02534Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/02467ab8b404d80429107588e0f3425cf5fcd2e5Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/093dab655808207f7a9f54cf156240aeafc70590Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/17d06a5c44d8fd2e8e61bac295b09153496f87e1Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/2295c22348faf795e1ccdf618f6eb7afdb2f7447Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/3b5254862258b595662a0ccca6e9eeb88d6e7468Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/b33fb5b801c6db408b774a68e7c8722796b59eccPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/c4734535034672f59f2652e1e0058c490da62a5cPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/ee1dc3bf86f2df777038506b139371a9add02534Patch
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: qualcomm: rmnet: fix global oob in rmnet_policy\n\nThe variable rmnet_link_ops assign a *bigger* maxtype which leads to a\nglobal out-of-bounds read when parsing the netlink attributes. See bug\ntrace below:\n\n==================================================================\nBUG: KASAN: global-out-of-bounds in validate_nla lib/nlattr.c:386 [inline]\nBUG: KASAN: global-out-of-bounds in __nla_validate_parse+0x24af/0x2750 lib/nlattr.c:600\nRead of size 1 at addr ffffffff92c438d0 by task syz-executor.6/84207\n\nCPU: 0 PID: 84207 Comm: syz-executor.6 Tainted: G                 N 6.1.0 #3\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014\nCall Trace:\n \u003cTASK\u003e\n __dump_stack lib/dump_stack.c:88 [inline]\n dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106\n print_address_description mm/kasan/report.c:284 [inline]\n print_report+0x172/0x475 mm/kasan/report.c:395\n kasan_report+0xbb/0x1c0 mm/kasan/report.c:495\n validate_nla lib/nlattr.c:386 [inline]\n __nla_validate_parse+0x24af/0x2750 lib/nlattr.c:600\n __nla_parse+0x3e/0x50 lib/nlattr.c:697\n nla_parse_nested_deprecated include/net/netlink.h:1248 [inline]\n __rtnl_newlink+0x50a/0x1880 net/core/rtnetlink.c:3485\n rtnl_newlink+0x64/0xa0 net/core/rtnetlink.c:3594\n rtnetlink_rcv_msg+0x43c/0xd70 net/core/rtnetlink.c:6091\n netlink_rcv_skb+0x14f/0x410 net/netlink/af_netlink.c:2540\n netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]\n netlink_unicast+0x54e/0x800 net/netlink/af_netlink.c:1345\n netlink_sendmsg+0x930/0xe50 net/netlink/af_netlink.c:1921\n sock_sendmsg_nosec net/socket.c:714 [inline]\n sock_sendmsg+0x154/0x190 net/socket.c:734\n ____sys_sendmsg+0x6df/0x840 net/socket.c:2482\n ___sys_sendmsg+0x110/0x1b0 net/socket.c:2536\n __sys_sendmsg+0xf3/0x1c0 net/socket.c:2565\n do_syscall_x64 arch/x86/entry/common.c:50 [inline]\n do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80\n entry_SYSCALL_64_after_hwframe+0x63/0xcd\nRIP: 0033:0x7fdcf2072359\nCode: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 \u003c48\u003e 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48\nRSP: 002b:00007fdcf13e3168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e\nRAX: ffffffffffffffda RBX: 00007fdcf219ff80 RCX: 00007fdcf2072359\nRDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000003\nRBP: 00007fdcf20bd493 R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000\nR13: 00007fffbb8d7bdf R14: 00007fdcf13e3300 R15: 0000000000022000\n \u003c/TASK\u003e\n\nThe buggy address belongs to the variable:\n rmnet_policy+0x30/0xe0\n\nThe buggy address belongs to the physical page:\npage:0000000065bdeb3c refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x155243\nflags: 0x200000000001000(reserved|node=0|zone=2)\nraw: 0200000000001000 ffffea00055490c8 ffffea00055490c8 0000000000000000\nraw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000\npage dumped because: kasan: bad access detected\n\nMemory state around the buggy address:\n ffffffff92c43780: f9 f9 f9 f9 00 00 00 02 f9 f9 f9 f9 00 00 00 07\n ffffffff92c43800: f9 f9 f9 f9 00 00 00 05 f9 f9 f9 f9 06 f9 f9 f9\n\u003effffffff92c43880: f9 f9 f9 f9 00 00 00 00 00 00 f9 f9 f9 f9 f9 f9\n                                                 ^\n ffffffff92c43900: 00 00 00 00 00 00 00 00 07 f9 f9 f9 f9 f9 f9 f9\n ffffffff92c43980: 00 00 00 07 f9 f9 f9 f9 00 00 00 05 f9 f9 f9 f9\n\nAccording to the comment of `nla_parse_nested_deprecated`, the maxtype\nshould be len(destination array) - 1. Hence use `IFLA_RMNET_MAX` here."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: qualcomm: rmnet: fix global oob in rmnet_policy La variable rmnet_link_ops asigna un maxtype *m\u00e1s grande* que conduce a una lectura global fuera de los l\u00edmites al analizar los atributos de netlink. Vea el seguimiento del error a continuaci\u00f3n: =============================================== ===================== ERROR: KASAN: global-fuera de los l\u00edmites en validar_nla lib/nlattr.c:386 [en l\u00ednea] ERROR: KASAN: global- fuera de los l\u00edmites en __nla_validate_parse+0x24af/0x2750 lib/nlattr.c:600 Lectura de tama\u00f1o 1 en addr ffffffff92c438d0 por tarea syz-executor.6/84207 CPU: 0 PID: 84207 Comm: syz-executor.6 Contaminado: GN 6.1.0 #3 Nombre del hardware: PC est\u00e1ndar QEMU (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 01/04/2014 Seguimiento de llamadas:  __dump_stack lib/dump_stack.c:88 [en l\u00ednea] dump_stack_lvl +0x8b/0xb3 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:284 [en l\u00ednea] print_report+0x172/0x475 mm/kasan/report.c:395 kasan_report+0xbb/0x1c0 mm/kasan/report.c :495 validar_nla lib/nlattr.c:386 [en l\u00ednea] __nla_validate_parse+0x24af/0x2750 lib/nlattr.c:600 __nla_parse+0x3e/0x50 lib/nlattr.c:697 nla_parse_nested_deprecated include/net/netlink.h:1248 [en l\u00ednea] __rtnl_newlink+0x50a/0x1880 net/core/rtnetlink.c:3485 rtnl_newlink+0x64/0xa0 net/core/rtnetlink.c:3594 rtnetlink_rcv_msg+0x43c/0xd70 net/core/rtnetlink.c:6091 netlink_rcv_skb+0x14f/0x410 net/ enlace de red /af_netlink.c:2540 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [en l\u00ednea] netlink_unicast+0x54e/0x800 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x930/0xe50 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/ socket.c:714 [en l\u00ednea] sock_sendmsg+0x154/0x190 net/socket.c:734 ____sys_sendmsg+0x6df/0x840 net/socket.c:2482 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2536 __sys_sendmsg+0xf3 /0x1c0 neto /socket.c:2565 do_syscall_x64 arch/x86/entry/common.c:50 [en l\u00ednea] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80 Entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fdcf2072359 C\u00f3digo: 2 8 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 \u0026lt;48\u0026gt; 3d 01 f0 ffff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fdcf13e3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000002e RAX: ffffffffffffffda RBX: 00007fdcf21 9ff80 RCX: 00007fdcf2072359 RDX: 00000000000000000 RSI: 0000000020000200 RDI: 00000000000000003 RBP: 00007fdcf20bd493 R08: 000000000000000000 R09: 0000000000000000 R10: 00000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffbb8d7bdf R14: 00007fdcf13e3300 R 15: 0000000000022000  La direcci\u00f3n con errores pertenece a la variable: rmnet_policy+0x30/0xe0 La direcci\u00f3n con errores pertenece a la p\u00e1gina f\u00edsica: p\u00e1gina:0000000065bdeb3c refcount:1 mapcount:0 mapeo:0000000000000000 \u00edndice:0x0 pfn:0x155243 banderas: 0x200000000001000(reservado|nodo=0|zona=2) raw: 0200000000001000 ffffea00055490c8 ffffea00055490c8 0000000000000000 raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 p\u00e1gina volcada porque: kasan: mal acceso detectado Estado de la memoria alrededor de la direcci\u00f3n del error: ffffffff92c43780: f9 f9 f9 f9 00 00 00 02 f9 f9 f9 f9 00 00 00 07 ffffffff92c43800: f9 f9 f9 f9 00 00 00 05 f9 f9 f9 f9 06 f9 f9 f9 \u0026gt;ffffffff92c438 80: f9 f9 f9 f9 00 00 00 00 00 00 f9 f9 f9 f9 f9 f9 ^ ffffffff92c43900: 00 00 00 00 00 00 00 00 07 f9 f9 f9 f9 f9 f9 f9 f9 ffffffff92c43980: 00 00 00 07 f9 f9 f9 f9 00 00 00 05 f9 f9 f9 f9 Seg\u00fan seg\u00fan el comentario de `nla_parse_nested_deprecated`, el tipo m\u00e1ximo debe ser len (matriz de destino) - 1. Por lo tanto, use `IFLA_RMNET_MAX` aqu\u00ed."
    }
  ],
  "id": "CVE-2024-26597",
  "lastModified": "2026-08-04T11:16:46.653",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-26597",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-02-23T22:33:57.842147Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-02-23T15:15:09.557",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/02467ab8b404d80429107588e0f3425cf5fcd2e5"
    },
    {
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    },
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    },
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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