FKIE_CVE-2021-47268

Vulnerability from fkie_nvd - Published: 2024-05-21 15:15 - Updated: 2026-06-17 04:17
Severity
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: cancel vdm and state machine hrtimer when unregister tcpm port A pending hrtimer may expire after the kthread_worker of tcpm port is destroyed, see below kernel dump when do module unload, fix it by cancel the 2 hrtimers. [ 111.517018] Unable to handle kernel paging request at virtual address ffff8000118cb880 [ 111.518786] blk_update_request: I/O error, dev sda, sector 60061185 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 111.526594] Mem abort info: [ 111.526597] ESR = 0x96000047 [ 111.526600] EC = 0x25: DABT (current EL), IL = 32 bits [ 111.526604] SET = 0, FnV = 0 [ 111.526607] EA = 0, S1PTW = 0 [ 111.526610] Data abort info: [ 111.526612] ISV = 0, ISS = 0x00000047 [ 111.526615] CM = 0, WnR = 1 [ 111.526619] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000041d75000 [ 111.526623] [ffff8000118cb880] pgd=10000001bffff003, p4d=10000001bffff003, pud=10000001bfffe003, pmd=10000001bfffa003, pte=0000000000000000 [ 111.526642] Internal error: Oops: 96000047 [#1] PREEMPT SMP [ 111.526647] Modules linked in: dwc3_imx8mp dwc3 phy_fsl_imx8mq_usb [last unloaded: tcpci] [ 111.526663] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.13.0-rc4-00927-gebbe9dbd802c-dirty #36 [ 111.526670] Hardware name: NXP i.MX8MPlus EVK board (DT) [ 111.526674] pstate: 800000c5 (Nzcv daIF -PAN -UAO -TCO BTYPE=--) [ 111.526681] pc : queued_spin_lock_slowpath+0x1a0/0x390 [ 111.526695] lr : _raw_spin_lock_irqsave+0x88/0xb4 [ 111.526703] sp : ffff800010003e20 [ 111.526706] x29: ffff800010003e20 x28: ffff00017f380180 [ 111.537156] buffer_io_error: 6 callbacks suppressed [ 111.537162] Buffer I/O error on dev sda1, logical block 60040704, async page read [ 111.539932] x27: ffff00017f3801c0 [ 111.539938] x26: ffff800010ba2490 x25: 0000000000000000 x24: 0000000000000001 [ 111.543025] blk_update_request: I/O error, dev sda, sector 60061186 op 0x0:(READ) flags 0x0 phys_seg 7 prio class 0 [ 111.548304] [ 111.548306] x23: 00000000000000c0 x22: ffff0000c2a9f184 x21: ffff00017f380180 [ 111.551374] Buffer I/O error on dev sda1, logical block 60040705, async page read [ 111.554499] [ 111.554503] x20: ffff0000c5f14210 x19: 00000000000000c0 x18: 0000000000000000 [ 111.557391] Buffer I/O error on dev sda1, logical block 60040706, async page read [ 111.561218] [ 111.561222] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000 [ 111.564205] Buffer I/O error on dev sda1, logical block 60040707, async page read [ 111.570887] x14: 00000000000000f5 x13: 0000000000000001 x12: 0000000000000040 [ 111.570902] x11: ffff0000c05ac6d8 [ 111.583420] Buffer I/O error on dev sda1, logical block 60040708, async page read [ 111.588978] x10: 0000000000000000 x9 : 0000000000040000 [ 111.588988] x8 : 0000000000000000 [ 111.597173] Buffer I/O error on dev sda1, logical block 60040709, async page read [ 111.605766] x7 : ffff00017f384880 x6 : ffff8000118cb880 [ 111.605777] x5 : ffff00017f384880 [ 111.611094] Buffer I/O error on dev sda1, logical block 60040710, async page read [ 111.617086] x4 : 0000000000000000 x3 : ffff0000c2a9f184 [ 111.617096] x2 : ffff8000118cb880 [ 111.622242] Buffer I/O error on dev sda1, logical block 60040711, async page read [ 111.626927] x1 : ffff8000118cb880 x0 : ffff00017f384888 [ 111.626938] Call trace: [ 111.626942] queued_spin_lock_slowpath+0x1a0/0x390 [ 111.795809] kthread_queue_work+0x30/0xc0 [ 111.799828] state_machine_timer_handler+0x20/0x30 [ 111.804624] __hrtimer_run_queues+0x140/0x1e0 [ 111.808990] hrtimer_interrupt+0xec/0x2c0 [ 111.813004] arch_timer_handler_phys+0x38/0x50 [ 111.817456] handle_percpu_devid_irq+0x88/0x150 [ 111.821991] __handle_domain_irq+0x80/0xe0 [ 111.826093] gic_handle_irq+0xc0/0x140 [ 111.829848] el1_irq+0xbc/0x154 [ 111.832991] arch_cpu_idle+0x1c/0x2c [ 111.836572] default_idle_call+0x24/0x6c [ 111.840497] do_idle+0x238/0x2ac [ 1 ---truncated---
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/18eaf0de50eadeeb395b83310b259b21ad8ed0a6Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3a13ff7ef4349d70d1d18378d661117dd5af8efePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d0a06696a8a4d99f649240b6f9b8a2e55452ecf5Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/18eaf0de50eadeeb395b83310b259b21ad8ed0a6Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/3a13ff7ef4349d70d1d18378d661117dd5af8efePatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/d0a06696a8a4d99f649240b6f9b8a2e55452ecf5Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel 5.13
linux linux_kernel 5.13
linux linux_kernel 5.13
linux linux_kernel 5.13
linux linux_kernel 5.13
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/usb/typec/tcpm/tcpm.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "18eaf0de50eadeeb395b83310b259b21ad8ed0a6",
              "status": "affected",
              "version": "3ed8e1c2ac9914a2fcb08ec13476b85319536cea",
              "versionType": "git"
            },
            {
              "lessThan": "d0a06696a8a4d99f649240b6f9b8a2e55452ecf5",
              "status": "affected",
              "version": "3ed8e1c2ac9914a2fcb08ec13476b85319536cea",
              "versionType": "git"
            },
            {
              "lessThan": "3a13ff7ef4349d70d1d18378d661117dd5af8efe",
              "status": "affected",
              "version": "3ed8e1c2ac9914a2fcb08ec13476b85319536cea",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/usb/typec/tcpm/tcpm.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.10"
            },
            {
              "lessThan": "5.10",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.44",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.12.*",
              "status": "unaffected",
              "version": "5.12.11",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.13",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C7E14A6C-41D9-41C0-88FA-8959D208A792",
              "versionEndExcluding": "5.10.44",
              "versionStartIncluding": "5.10",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "F914A757-FAFD-407E-9031-21F66635D5EA",
              "versionEndExcluding": "5.12.11",
              "versionStartIncluding": "5.11",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "0CBAD0FC-C281-4666-AB2F-F8E6E1165DF7",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "96AC23B2-D46A-49D9-8203-8E1BEDCA8532",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*",
              "matchCriteriaId": "DA610E30-717C-4700-9F77-A3C9244F3BFD",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc4:*:*:*:*:*:*",
              "matchCriteriaId": "1ECD33F5-85BE-430B-8F86-8D7BD560311D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.13:rc5:*:*:*:*:*:*",
              "matchCriteriaId": "CF351855-2437-4CF5-AD7C-BDFA51F27683",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: typec: tcpm: cancel vdm and state machine hrtimer when unregister tcpm port\n\nA pending hrtimer may expire after the kthread_worker of tcpm port\nis destroyed, see below kernel dump when do module unload, fix it\nby cancel the 2 hrtimers.\n\n[  111.517018] Unable to handle kernel paging request at virtual address ffff8000118cb880\n[  111.518786] blk_update_request: I/O error, dev sda, sector 60061185 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0\n[  111.526594] Mem abort info:\n[  111.526597]   ESR = 0x96000047\n[  111.526600]   EC = 0x25: DABT (current EL), IL = 32 bits\n[  111.526604]   SET = 0, FnV = 0\n[  111.526607]   EA = 0, S1PTW = 0\n[  111.526610] Data abort info:\n[  111.526612]   ISV = 0, ISS = 0x00000047\n[  111.526615]   CM = 0, WnR = 1\n[  111.526619] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000041d75000\n[  111.526623] [ffff8000118cb880] pgd=10000001bffff003, p4d=10000001bffff003, pud=10000001bfffe003, pmd=10000001bfffa003, pte=0000000000000000\n[  111.526642] Internal error: Oops: 96000047 [#1] PREEMPT SMP\n[  111.526647] Modules linked in: dwc3_imx8mp dwc3 phy_fsl_imx8mq_usb [last unloaded: tcpci]\n[  111.526663] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.13.0-rc4-00927-gebbe9dbd802c-dirty #36\n[  111.526670] Hardware name: NXP i.MX8MPlus EVK board (DT)\n[  111.526674] pstate: 800000c5 (Nzcv daIF -PAN -UAO -TCO BTYPE=--)\n[  111.526681] pc : queued_spin_lock_slowpath+0x1a0/0x390\n[  111.526695] lr : _raw_spin_lock_irqsave+0x88/0xb4\n[  111.526703] sp : ffff800010003e20\n[  111.526706] x29: ffff800010003e20 x28: ffff00017f380180\n[  111.537156] buffer_io_error: 6 callbacks suppressed\n[  111.537162] Buffer I/O error on dev sda1, logical block 60040704, async page read\n[  111.539932]  x27: ffff00017f3801c0\n[  111.539938] x26: ffff800010ba2490 x25: 0000000000000000 x24: 0000000000000001\n[  111.543025] blk_update_request: I/O error, dev sda, sector 60061186 op 0x0:(READ) flags 0x0 phys_seg 7 prio class 0\n[  111.548304]\n[  111.548306] x23: 00000000000000c0 x22: ffff0000c2a9f184 x21: ffff00017f380180\n[  111.551374] Buffer I/O error on dev sda1, logical block 60040705, async page read\n[  111.554499]\n[  111.554503] x20: ffff0000c5f14210 x19: 00000000000000c0 x18: 0000000000000000\n[  111.557391] Buffer I/O error on dev sda1, logical block 60040706, async page read\n[  111.561218]\n[  111.561222] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000\n[  111.564205] Buffer I/O error on dev sda1, logical block 60040707, async page read\n[  111.570887] x14: 00000000000000f5 x13: 0000000000000001 x12: 0000000000000040\n[  111.570902] x11: ffff0000c05ac6d8\n[  111.583420] Buffer I/O error on dev sda1, logical block 60040708, async page read\n[  111.588978]  x10: 0000000000000000 x9 : 0000000000040000\n[  111.588988] x8 : 0000000000000000\n[  111.597173] Buffer I/O error on dev sda1, logical block 60040709, async page read\n[  111.605766]  x7 : ffff00017f384880 x6 : ffff8000118cb880\n[  111.605777] x5 : ffff00017f384880\n[  111.611094] Buffer I/O error on dev sda1, logical block 60040710, async page read\n[  111.617086]  x4 : 0000000000000000 x3 : ffff0000c2a9f184\n[  111.617096] x2 : ffff8000118cb880\n[  111.622242] Buffer I/O error on dev sda1, logical block 60040711, async page read\n[  111.626927]  x1 : ffff8000118cb880 x0 : ffff00017f384888\n[  111.626938] Call trace:\n[  111.626942]  queued_spin_lock_slowpath+0x1a0/0x390\n[  111.795809]  kthread_queue_work+0x30/0xc0\n[  111.799828]  state_machine_timer_handler+0x20/0x30\n[  111.804624]  __hrtimer_run_queues+0x140/0x1e0\n[  111.808990]  hrtimer_interrupt+0xec/0x2c0\n[  111.813004]  arch_timer_handler_phys+0x38/0x50\n[  111.817456]  handle_percpu_devid_irq+0x88/0x150\n[  111.821991]  __handle_domain_irq+0x80/0xe0\n[  111.826093]  gic_handle_irq+0xc0/0x140\n[  111.829848]  el1_irq+0xbc/0x154\n[  111.832991]  arch_cpu_idle+0x1c/0x2c\n[  111.836572]  default_idle_call+0x24/0x6c\n[  111.840497]  do_idle+0x238/0x2ac\n[  1\n---truncated---"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: usb: typec: tcpm: cancela vdm y state machine hrtimer cuando se cancela el registro del puerto tcpm. Un hrtimer pendiente puede caducar despu\u00e9s de que se destruya el kthread_worker del puerto tcpm; consulte el siguiente volcado del kernel cuando se descarga el m\u00f3dulo , solucionelo cancelando los 2 temporizadores. [ 111.517018] No se puede manejar la solicitud de paginaci\u00f3n del kernel en la direcci\u00f3n virtual ffff8000118cb880 [ 111.518786] blk_update_request: error de E/S, dev sda, sector 60061185 op 0x0:(LEER) indicadores 0x0 phys_seg 1 prio clase 0 [ 111.526594] Informaci\u00f3n de cancelaci\u00f3n de memoria: [111.526597 ] ESR = 0x96000047 [ 111.526600] EC = 0x25: DABT (EL actual), IL = 32 bits [ 111.526604] SET = 0, FnV = 0 [ 111.526607] EA = 0, S1PTW = 0 [ 111.526610] Informaci\u00f3n de cancelaci\u00f3n de datos: [ 111. 526612 ] ISV = 0, ISS = 0x00000047 [ 111.526615] CM = 0, WnR = 1 [ 111.526619] tabla de intercambio: p\u00e1ginas de 4k, VA de 48 bits, pgdp=0000000041d75000 [ 111.526623 [ffff8000118cb] 880] pgd=10000001bffff003, p4d=10000001bffff003, pud\u00edn =10000001bfffe003, pmd=10000001bfffa003, pte=0000000000000000 [111.526642] Error interno: Ups: 96000047 [#1] SMP PREEMPLEO [111.526647] M\u00f3dulos vinculados en: dwc3_imx8mp dwc3 phy_fsl_imx8mq_usb [\u00faltima descarga: tcpci] [111.526663] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.13.0-rc4-00927-gebbe9dbd802c-dirty #36 [111.526670] Nombre del hardware: placa NXP i.MX8MPlus EVK (DT) [111.526674] pstate: 800000c5 (Nzcv daIF -PAN -UAO -TCO BTYPE=--) [ 111.526681] pc : queued_spin_lock_slowpath+0x1a0/0x390 [ 111.526695] lr : _raw_spin_lock_irqsave+0x88/0xb4 [ 111.526703] sp : ffff800010003e20 [ 111.526 706] x29: ffff800010003e20 x28: ffff00017f380180 [111.537156] buffer_io_error: 6 devoluciones de llamada suprimidas [111.537162 ] Error de E/S del b\u00fafer en dev sda1, bloque l\u00f3gico 60040704, lectura de p\u00e1gina as\u00edncrona [111.539932] x27: ffff00017f3801c0 [111.539938] x26: ffff800010ba2490 x25: 0000000000000000 x24: 00000000000001 [111.543025] blk_update_request: error de E/S, dev sda, sector 60061186 op 0x0:(LEER) banderas 0x0 phys_seg 7 prio clase 0 [ 111.548304] [ 111.548306] x23: 00000000000000c0 x22: ffff0000c2a9f184 x21: ffff00017f380180 [ 111.551 374] Error de E/S del b\u00fafer en dev sda1, bloque l\u00f3gico 60040705, lectura de p\u00e1gina as\u00edncrona [111.554499] [111.554503] x20: ffff0000c5f14210 x19: 00000000000000c0 x18: 0000000000000000 [111.557391] Error de E/S del b\u00fafer en dev sda1, bloque l\u00f3gico 60040706, lectura de p\u00e1gina as\u00edncrona [111. 561218] [ 111.561222] x17: 0000000000000000 x16: 0000000000000000 x15: 00000000000000000 [ 111.564205] B\u00fafer Error de E/S en dev sda1, bloque l\u00f3gico 60040707, lectura de p\u00e1gina as\u00edncrona [111.570887] x14: 00000000000000f5 x13: 00000000000000001 x12: 0000000000000040 [111.570902] x11: ff0000c05ac6d8 [111.583420] Error de E/S del b\u00fafer en dev sda1, bloque l\u00f3gico 60040708, as\u00edncrono lectura de p\u00e1gina [111.588978] x10: 0000000000000000 x9: 0000000000040000 [111.588988] x8: 0000000000000000 [111.597173] Error de E/S del b\u00fafer en dev sda1, bloque l\u00f3gico 6004 0709, lectura de p\u00e1gina as\u00edncrona [111.605766] x7: ffff00017f384880 x6: ffff8000118cb880 [111.605777] x5: ffff00017f384880 [111.611094] Error de E/S del b\u00fafer en dev sda1, bloque l\u00f3gico 60040710, lectura de p\u00e1gina as\u00edncrona [111.617086] x4: 0000000000000000 x3: ffff0000c2a9f184 [111.617096] 2: ffff8000118cb880 [111.622242] Error de E/S del b\u00fafer en dev sda1, bloque l\u00f3gico 60040711 , lectura de p\u00e1gina as\u00edncrona [111.626927] x1: ffff8000118cb880 x0: ffff00017f384888 [111.626938] Seguimiento de llamadas: [111.626942] queued_spin_lock_slowpath+0x1a0/0x390 [111.795809] _queue_work+0x30/0xc0 [ 111.799828] state_machine_timer_handler+0x20/0x30 [ 111.804624] __hrtimer_run_queues+0x140/ 0x1e0 [ 111.808990] hrtimer_interrupt+0xec/0x2c0 [ 111.813004] arch_timer_handler_phys+0x38/0x50 [ 111.817456] handle_percpu_devid_irq+0x88/0x150 [ 111.821991] main_irq+0x80/0xe0 [ 111.826093] gic_handle_irq+0x ---truncado---"
    }
  ],
  "id": "CVE-2021-47268",
  "lastModified": "2026-06-17T04:17:03.503",
  "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": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2021-47268",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-06-12T15:24:57.809869Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-05-21T15:15:15.390",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/18eaf0de50eadeeb395b83310b259b21ad8ed0a6"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/3a13ff7ef4349d70d1d18378d661117dd5af8efe"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/d0a06696a8a4d99f649240b6f9b8a2e55452ecf5"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/18eaf0de50eadeeb395b83310b259b21ad8ed0a6"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/3a13ff7ef4349d70d1d18378d661117dd5af8efe"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/d0a06696a8a4d99f649240b6f9b8a2e55452ecf5"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Tags
Taxonomy of the tags.





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

Author Source Type Date Other

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.