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FKIE_CVE-2021-47078

Vulnerability from fkie_nvd - Published: 2024-03-01 22:15 - Updated: 2026-08-04 10:16
Severity
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
5.3 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Summary
In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Clear all QP fields if creation failed rxe_qp_do_cleanup() relies on valid pointer values in QP for the properly created ones, but in case rxe_qp_from_init() failed it was filled with garbage and caused tot the following error. refcount_t: underflow; use-after-free. WARNING: CPU: 1 PID: 12560 at lib/refcount.c:28 refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28 Modules linked in: CPU: 1 PID: 12560 Comm: syz-executor.4 Not tainted 5.12.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28 Code: e9 db fe ff ff 48 89 df e8 2c c2 ea fd e9 8a fe ff ff e8 72 6a a7 fd 48 c7 c7 e0 b2 c1 89 c6 05 dc 3a e6 09 01 e8 ee 74 fb 04 <0f> 0b e9 af fe ff ff 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 55 RSP: 0018:ffffc900097ceba8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff815bb075 RDI: fffff520012f9d67 RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff815b4eae R11: 0000000000000000 R12: ffff8880322a4800 R13: ffff8880322a4940 R14: ffff888033044e00 R15: 0000000000000000 FS: 00007f6eb2be3700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdbe5d41000 CR3: 000000001d181000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __refcount_sub_and_test include/linux/refcount.h:283 [inline] __refcount_dec_and_test include/linux/refcount.h:315 [inline] refcount_dec_and_test include/linux/refcount.h:333 [inline] kref_put include/linux/kref.h:64 [inline] rxe_qp_do_cleanup+0x96f/0xaf0 drivers/infiniband/sw/rxe/rxe_qp.c:805 execute_in_process_context+0x37/0x150 kernel/workqueue.c:3327 rxe_elem_release+0x9f/0x180 drivers/infiniband/sw/rxe/rxe_pool.c:391 kref_put include/linux/kref.h:65 [inline] rxe_create_qp+0x2cd/0x310 drivers/infiniband/sw/rxe/rxe_verbs.c:425 _ib_create_qp drivers/infiniband/core/core_priv.h:331 [inline] ib_create_named_qp+0x2ad/0x1370 drivers/infiniband/core/verbs.c:1231 ib_create_qp include/rdma/ib_verbs.h:3644 [inline] create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2920 ib_mad_port_open drivers/infiniband/core/mad.c:3001 [inline] ib_mad_init_device+0xd6f/0x1400 drivers/infiniband/core/mad.c:3092 add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:717 enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1331 ib_register_device drivers/infiniband/core/device.c:1413 [inline] ib_register_device+0x7c7/0xa50 drivers/infiniband/core/device.c:1365 rxe_register_device+0x3d5/0x4a0 drivers/infiniband/sw/rxe/rxe_verbs.c:1147 rxe_add+0x12fe/0x16d0 drivers/infiniband/sw/rxe/rxe.c:247 rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:503 rxe_newlink drivers/infiniband/sw/rxe/rxe.c:269 [inline] rxe_newlink+0xb7/0xe0 drivers/infiniband/sw/rxe/rxe.c:250 nldev_newlink+0x30e/0x550 drivers/infiniband/core/nldev.c:1555 rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline] rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927 sock_sendmsg_nosec net/socket.c:654 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:674 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2350 ___sys_sendmsg+0xf3/0x170 net/socket.c:2404 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2433 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0 ---truncated---
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/03344e843ab6dd3b3f2cadfb65ed910590856c70Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2ee4d79c364914989c80de382c0b1a7259a7e4b3Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/67f29896fdc83298eed5a6576ff8f9873f709228Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6a8086a42dfbf548a42bf2ae4faa291645c72c66Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a62225d951d77eb20208fed8fc199e0c9b1df08bPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c65391dd9f0a47617e96e38bd27e277cbe1c40b0Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f3783c415bf6d2ead3d7aa2c38802bbe10723646Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/03344e843ab6dd3b3f2cadfb65ed910590856c70Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/2ee4d79c364914989c80de382c0b1a7259a7e4b3Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/67f29896fdc83298eed5a6576ff8f9873f709228Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/6a8086a42dfbf548a42bf2ae4faa291645c72c66Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/a62225d951d77eb20208fed8fc199e0c9b1df08bPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/c65391dd9f0a47617e96e38bd27e277cbe1c40b0Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/f3783c415bf6d2ead3d7aa2c38802bbe10723646Patch
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 5.13
linux linux_kernel 5.13
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/infiniband/sw/rxe/rxe_qp.c"
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        },
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          "defaultStatus": "affected",
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          "programFiles": [
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.8"
            },
            {
              "lessThan": "4.8",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.9.*",
              "status": "unaffected",
              "version": "4.9.270",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.234",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.192",
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            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.122",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.40",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.12.*",
              "status": "unaffected",
              "version": "5.12.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.13",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
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          "negate": false,
          "operator": "OR"
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      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/rxe: Clear all QP fields if creation failed\n\nrxe_qp_do_cleanup() relies on valid pointer values in QP for the properly\ncreated ones, but in case rxe_qp_from_init() failed it was filled with\ngarbage and caused tot the following error.\n\n  refcount_t: underflow; use-after-free.\n  WARNING: CPU: 1 PID: 12560 at lib/refcount.c:28 refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28\n  Modules linked in:\n  CPU: 1 PID: 12560 Comm: syz-executor.4 Not tainted 5.12.0-syzkaller #0\n  Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011\n  RIP: 0010:refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28\n  Code: e9 db fe ff ff 48 89 df e8 2c c2 ea fd e9 8a fe ff ff e8 72 6a a7 fd 48 c7 c7 e0 b2 c1 89 c6 05 dc 3a e6 09 01 e8 ee 74 fb 04 \u003c0f\u003e 0b e9 af fe ff ff 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 55\n  RSP: 0018:ffffc900097ceba8 EFLAGS: 00010286\n  RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000\n  RDX: 0000000000040000 RSI: ffffffff815bb075 RDI: fffff520012f9d67\n  RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000\n  R10: ffffffff815b4eae R11: 0000000000000000 R12: ffff8880322a4800\n  R13: ffff8880322a4940 R14: ffff888033044e00 R15: 0000000000000000\n  FS:  00007f6eb2be3700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000\n  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n  CR2: 00007fdbe5d41000 CR3: 000000001d181000 CR4: 00000000001506e0\n  DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\n  DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n  Call Trace:\n   __refcount_sub_and_test include/linux/refcount.h:283 [inline]\n   __refcount_dec_and_test include/linux/refcount.h:315 [inline]\n   refcount_dec_and_test include/linux/refcount.h:333 [inline]\n   kref_put include/linux/kref.h:64 [inline]\n   rxe_qp_do_cleanup+0x96f/0xaf0 drivers/infiniband/sw/rxe/rxe_qp.c:805\n   execute_in_process_context+0x37/0x150 kernel/workqueue.c:3327\n   rxe_elem_release+0x9f/0x180 drivers/infiniband/sw/rxe/rxe_pool.c:391\n   kref_put include/linux/kref.h:65 [inline]\n   rxe_create_qp+0x2cd/0x310 drivers/infiniband/sw/rxe/rxe_verbs.c:425\n   _ib_create_qp drivers/infiniband/core/core_priv.h:331 [inline]\n   ib_create_named_qp+0x2ad/0x1370 drivers/infiniband/core/verbs.c:1231\n   ib_create_qp include/rdma/ib_verbs.h:3644 [inline]\n   create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2920\n   ib_mad_port_open drivers/infiniband/core/mad.c:3001 [inline]\n   ib_mad_init_device+0xd6f/0x1400 drivers/infiniband/core/mad.c:3092\n   add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:717\n   enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1331\n   ib_register_device drivers/infiniband/core/device.c:1413 [inline]\n   ib_register_device+0x7c7/0xa50 drivers/infiniband/core/device.c:1365\n   rxe_register_device+0x3d5/0x4a0 drivers/infiniband/sw/rxe/rxe_verbs.c:1147\n   rxe_add+0x12fe/0x16d0 drivers/infiniband/sw/rxe/rxe.c:247\n   rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:503\n   rxe_newlink drivers/infiniband/sw/rxe/rxe.c:269 [inline]\n   rxe_newlink+0xb7/0xe0 drivers/infiniband/sw/rxe/rxe.c:250\n   nldev_newlink+0x30e/0x550 drivers/infiniband/core/nldev.c:1555\n   rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195\n   rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]\n   rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259\n   netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline]\n   netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338\n   netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927\n   sock_sendmsg_nosec net/socket.c:654 [inline]\n   sock_sendmsg+0xcf/0x120 net/socket.c:674\n   ____sys_sendmsg+0x6e8/0x810 net/socket.c:2350\n   ___sys_sendmsg+0xf3/0x170 net/socket.c:2404\n   __sys_sendmsg+0xe5/0x1b0 net/socket.c:2433\n   do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47\n   entry_SYSCALL_64_after_hwframe+0\n---truncated---"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: RDMA/rxe: borra todos los campos QP si la creaci\u00f3n falla. rxe_qp_do_cleanup() se basa en valores de puntero v\u00e1lidos en QP para los creados correctamente, pero en caso de que rxe_qp_from_init() fallara, se llen\u00f3 con basura y provoc\u00f3 el siguiente error. refcount_t: desbordamiento insuficiente; Use After Free. ADVERTENCIA: CPU: 1 PID: 12560 en lib/refcount.c:28 refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28 M\u00f3dulos vinculados en: CPU: 1 PID: 12560 Comm: syz-executor.4 No contaminado 5.12.0 -syzkaller #0 Nombre del hardware: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28 C\u00f3digo: e9 db fe ff ff 48 89 df e8 2c c2 ea fd e9 8a fe ff ff e8 72 6a a7 fd 48 c7 c7 e0 b2 c1 89 c6 05 dc 3a e6 09 01 e8 ee 74 fb 04 \u0026lt;0f\u0026gt; 0b e9 af fe ff ff 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 55 RSP: 0018:ffffc900097ceba8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 00000000000000000 RCX: 0000000000000000 RDX: 00 00000000040000 RSI: ffffffff815bb075 RDI: fffff520012f9d67 RBP: 0000000000000003 R08: 00000000000000000 R09: 00000000000000000 R10: ffffffff815b4eae R 11: 0000000000000000 R12: ffff8880322a4800 R13: ffff8880322a4940 R14: ffff888033044e00 R15: 0000000000000000 FS: 00007f6eb2be3700(0000) GS:ffff8880b9d00000(0000) knlGS :0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdbe5d41000 CR3: 000000001d181000 CR4: 00000000001506e0 DR0: 0000 000000000000 DR1 : 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Seguimiento de llamadas: __refcount_sub_and_test include/linux/refcount.h:283 [ en l\u00ednea] __refcount_dec_and_test include/linux/refcount.h:315 [en l\u00ednea] refcount_dec_and_test include/linux/refcount. h:333 [en l\u00ednea] kref_put include/linux/kref.h:64 [en l\u00ednea] rxe_qp_do_cleanup+0x96f/0xaf0 drivers/infiniband/sw/rxe/rxe_qp.c:805 ejecutar_in_process_context+0x37/0x150 kernel/workqueue.c:3327 rxe_elem_release +0x9f/0x180 controladores/infiniband/sw/rxe/rxe_pool.c:391 kref_put include/linux/kref.h:65 [en l\u00ednea] rxe_create_qp+0x2cd/0x310 controladores/infiniband/sw/rxe/rxe_verbs.c:425 controladores _ib_create_qp /infiniband/core/core_priv.h:331 [en l\u00ednea] ib_create_named_qp+0x2ad/0x1370 controladores/infiniband/core/verbs.c:1231 ib_create_qp include/rdma/ib_verbs.h:3644 [en l\u00ednea] create_mad_qp+0x177/0x2d0 controladores/infiniband /core/mad.c:2920 ib_mad_port_open drivers/infiniband/core/mad.c:3001 [en l\u00ednea] ib_mad_init_device+0xd6f/0x1400 drivers/infiniband/core/mad.c:3092 add_client_context+0x405/0x5e0 drivers/infiniband/core/ device.c:717 enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1331 ib_register_device drivers/infiniband/core/device.c:1413 [en l\u00ednea] ib_register_device+0x7c7/0xa50 drivers/infiniband/core/device.c :1365 rxe_register_device+0x3d5/0x4a0 controladores/infiniband/sw/rxe/rxe_verbs.c:1147 rxe_add+0x12fe/0x16d0 controladores/infiniband/sw/rxe/rxe.c:247 rxe_net_add+0x8c/0xe0 controladores/infiniband/sw/r xe /rxe_net.c:503 controladores rxe_newlink/infiniband/sw/rxe/rxe.c:269 [en l\u00ednea] controladores rxe_newlink+0xb7/0xe0/infiniband/sw/rxe/rxe.c:250 controladores nldev_newlink+0x30e/0x550/infiniband/ core/nldev.c:1555 rdma_nl_rcv_msg+0x36d/0x690 controladores/infiniband/core/netlink.c:195 rdma_nl_rcv_skb controladores/infiniband/core/netlink.c:239 [en l\u00ednea] rdma_nl_rcv+0x2ee/0x430 controladores/infiniband/core/netlink .c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [en l\u00ednea] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927 sock_sendmsg_nosec net/socket. c:654 [en l\u00ednea] sock_sendmsg+0xcf/0x120 net/socket.c:674 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2350 ___sys_sendmsg+0xf3/0x170 net/socket.c:2404 __sys_sendmsg+0xe5/0x1b 0 red/toma .c:2433 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47 Entry_SYSCALL_64_after_hwframe+0 ---truncado---"
    }
  ],
  "id": "CVE-2021-47078",
  "lastModified": "2026-08-04T10:16:44.247",
  "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": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.4,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2021-47078",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-03-06T15:32:35.393910Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-03-01T22:15:47.333",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
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      "url": "https://git.kernel.org/stable/c/03344e843ab6dd3b3f2cadfb65ed910590856c70"
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    },
    {
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      "url": "https://git.kernel.org/stable/c/03344e843ab6dd3b3f2cadfb65ed910590856c70"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    },
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      "url": "https://git.kernel.org/stable/c/67f29896fdc83298eed5a6576ff8f9873f709228"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "https://git.kernel.org/stable/c/a62225d951d77eb20208fed8fc199e0c9b1df08b"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/c65391dd9f0a47617e96e38bd27e277cbe1c40b0"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "url": "https://git.kernel.org/stable/c/f3783c415bf6d2ead3d7aa2c38802bbe10723646"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.