CVE-2022-50062 (GCVE-0-2022-50062)

Vulnerability from cvelistv5 – Published: 2025-06-18 11:02 – Updated: 2026-08-05 08:57
VLAI
Title
net: bgmac: Fix a BUG triggered by wrong bytes_compl
Summary
In the Linux kernel, the following vulnerability has been resolved: net: bgmac: Fix a BUG triggered by wrong bytes_compl On one of our machines we got: kernel BUG at lib/dynamic_queue_limits.c:27! Internal error: Oops - BUG: 0 [#1] PREEMPT SMP ARM CPU: 0 PID: 1166 Comm: irq/41-bgmac Tainted: G W O 4.14.275-rt132 #1 Hardware name: BRCM XGS iProc task: ee3415c0 task.stack: ee32a000 PC is at dql_completed+0x168/0x178 LR is at bgmac_poll+0x18c/0x6d8 pc : [<c03b9430>] lr : [<c04b5a18>] psr: 800a0313 sp : ee32be14 ip : 000005ea fp : 00000bd4 r10: ee558500 r9 : c0116298 r8 : 00000002 r7 : 00000000 r6 : ef128810 r5 : 01993267 r4 : 01993851 r3 : ee558000 r2 : 000070e1 r1 : 00000bd4 r0 : ee52c180 Flags: Nzcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none Control: 12c5387d Table: 8e88c04a DAC: 00000051 Process irq/41-bgmac (pid: 1166, stack limit = 0xee32a210) Stack: (0xee32be14 to 0xee32c000) be00: ee558520 ee52c100 ef128810 be20: 00000000 00000002 c0116298 c04b5a18 00000000 c0a0c8c4 c0951780 00000040 be40: c0701780 ee558500 ee55d520 ef05b340 ef6f9780 ee558520 00000001 00000040 be60: ffffe000 c0a56878 ef6fa040 c0952040 0000012c c0528744 ef6f97b0 fffcfb6a be80: c0a04104 2eda8000 c0a0c4ec c0a0d368 ee32bf44 c0153534 ee32be98 ee32be98 bea0: ee32bea0 ee32bea0 ee32bea8 ee32bea8 00000000 c01462e4 ffffe000 ef6f22a8 bec0: ffffe000 00000008 ee32bee4 c0147430 ffffe000 c094a2a8 00000003 ffffe000 bee0: c0a54528 00208040 0000000c c0a0c8c4 c0a65980 c0124d3c 00000008 ee558520 bf00: c094a23c c0a02080 00000000 c07a9910 ef136970 ef136970 ee30a440 ef136900 bf20: ee30a440 00000001 ef136900 ee30a440 c016d990 00000000 c0108db0 c012500c bf40: ef136900 c016da14 ee30a464 ffffe000 00000001 c016dd14 00000000 c016db28 bf60: ffffe000 ee21a080 ee30a400 00000000 ee32a000 ee30a440 c016dbfc ee25fd70 bf80: ee21a09c c013edcc ee32a000 ee30a400 c013ec7c 00000000 00000000 00000000 bfa0: 00000000 00000000 00000000 c0108470 00000000 00000000 00000000 00000000 bfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 bfe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000 [<c03b9430>] (dql_completed) from [<c04b5a18>] (bgmac_poll+0x18c/0x6d8) [<c04b5a18>] (bgmac_poll) from [<c0528744>] (net_rx_action+0x1c4/0x494) [<c0528744>] (net_rx_action) from [<c0124d3c>] (do_current_softirqs+0x1ec/0x43c) [<c0124d3c>] (do_current_softirqs) from [<c012500c>] (__local_bh_enable+0x80/0x98) [<c012500c>] (__local_bh_enable) from [<c016da14>] (irq_forced_thread_fn+0x84/0x98) [<c016da14>] (irq_forced_thread_fn) from [<c016dd14>] (irq_thread+0x118/0x1c0) [<c016dd14>] (irq_thread) from [<c013edcc>] (kthread+0x150/0x158) [<c013edcc>] (kthread) from [<c0108470>] (ret_from_fork+0x14/0x24) Code: a83f15e0 0200001a 0630a0e1 c3ffffea (f201f0e7) The issue seems similar to commit 90b3b339364c ("net: hisilicon: Fix a BUG trigered by wrong bytes_compl") and potentially introduced by commit b38c83dd0866 ("bgmac: simplify tx ring index handling"). If there is an RX interrupt between setting ring->end and netdev_sent_queue() we can hit the BUG_ON as bgmac_dma_tx_free() can miscalculate the queue size while called from bgmac_poll(). The machine which triggered the BUG runs a v4.14 RT kernel - but the issue seems present in mainline too.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: b38c83dd08665a93e439c4ffd9eef31bc098a6ea , < ac6d4482f29ab992b605c1b4bd1347f1f679f4e4 (git)
Affected: b38c83dd08665a93e439c4ffd9eef31bc098a6ea , < ab2b55bb25db289ba0b68e3d58494476bdb1041d (git)
Affected: b38c83dd08665a93e439c4ffd9eef31bc098a6ea , < c506c9a97120f43257e9b3ce7b1f9a24eafc3787 (git)
Affected: b38c83dd08665a93e439c4ffd9eef31bc098a6ea , < da1421a29d3b8681ba6a7f686bd0b40dda5acaf3 (git)
Affected: b38c83dd08665a93e439c4ffd9eef31bc098a6ea , < 1b7680c6c1f6de9904f1d9b05c952f0c64a03350 (git)
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Linux Linux Affected: 4.1
Unaffected: 0 , < 4.1 (semver)
Unaffected: 5.4.211 , ≤ 5.4.* (semver)
Unaffected: 5.10.138 , ≤ 5.10.* (semver)
Unaffected: 5.15.63 , ≤ 5.15.* (semver)
Unaffected: 5.19.4 , ≤ 5.19.* (semver)
Unaffected: 6.0 , ≤ * (original_commit_for_fix)
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{
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bgmac: Fix a BUG triggered by wrong bytes_compl\n\nOn one of our machines we got:\n\nkernel BUG at lib/dynamic_queue_limits.c:27!\nInternal error: Oops - BUG: 0 [#1] PREEMPT SMP ARM\nCPU: 0 PID: 1166 Comm: irq/41-bgmac Tainted: G        W  O    4.14.275-rt132 #1\nHardware name: BRCM XGS iProc\ntask: ee3415c0 task.stack: ee32a000\nPC is at dql_completed+0x168/0x178\nLR is at bgmac_poll+0x18c/0x6d8\npc : [\u003cc03b9430\u003e]    lr : [\u003cc04b5a18\u003e]    psr: 800a0313\nsp : ee32be14  ip : 000005ea  fp : 00000bd4\nr10: ee558500  r9 : c0116298  r8 : 00000002\nr7 : 00000000  r6 : ef128810  r5 : 01993267  r4 : 01993851\nr3 : ee558000  r2 : 000070e1  r1 : 00000bd4  r0 : ee52c180\nFlags: Nzcv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none\nControl: 12c5387d  Table: 8e88c04a  DAC: 00000051\nProcess irq/41-bgmac (pid: 1166, stack limit = 0xee32a210)\nStack: (0xee32be14 to 0xee32c000)\nbe00:                                              ee558520 ee52c100 ef128810\nbe20: 00000000 00000002 c0116298 c04b5a18 00000000 c0a0c8c4 c0951780 00000040\nbe40: c0701780 ee558500 ee55d520 ef05b340 ef6f9780 ee558520 00000001 00000040\nbe60: ffffe000 c0a56878 ef6fa040 c0952040 0000012c c0528744 ef6f97b0 fffcfb6a\nbe80: c0a04104 2eda8000 c0a0c4ec c0a0d368 ee32bf44 c0153534 ee32be98 ee32be98\nbea0: ee32bea0 ee32bea0 ee32bea8 ee32bea8 00000000 c01462e4 ffffe000 ef6f22a8\nbec0: ffffe000 00000008 ee32bee4 c0147430 ffffe000 c094a2a8 00000003 ffffe000\nbee0: c0a54528 00208040 0000000c c0a0c8c4 c0a65980 c0124d3c 00000008 ee558520\nbf00: c094a23c c0a02080 00000000 c07a9910 ef136970 ef136970 ee30a440 ef136900\nbf20: ee30a440 00000001 ef136900 ee30a440 c016d990 00000000 c0108db0 c012500c\nbf40: ef136900 c016da14 ee30a464 ffffe000 00000001 c016dd14 00000000 c016db28\nbf60: ffffe000 ee21a080 ee30a400 00000000 ee32a000 ee30a440 c016dbfc ee25fd70\nbf80: ee21a09c c013edcc ee32a000 ee30a400 c013ec7c 00000000 00000000 00000000\nbfa0: 00000000 00000000 00000000 c0108470 00000000 00000000 00000000 00000000\nbfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000\nbfe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000\n[\u003cc03b9430\u003e] (dql_completed) from [\u003cc04b5a18\u003e] (bgmac_poll+0x18c/0x6d8)\n[\u003cc04b5a18\u003e] (bgmac_poll) from [\u003cc0528744\u003e] (net_rx_action+0x1c4/0x494)\n[\u003cc0528744\u003e] (net_rx_action) from [\u003cc0124d3c\u003e] (do_current_softirqs+0x1ec/0x43c)\n[\u003cc0124d3c\u003e] (do_current_softirqs) from [\u003cc012500c\u003e] (__local_bh_enable+0x80/0x98)\n[\u003cc012500c\u003e] (__local_bh_enable) from [\u003cc016da14\u003e] (irq_forced_thread_fn+0x84/0x98)\n[\u003cc016da14\u003e] (irq_forced_thread_fn) from [\u003cc016dd14\u003e] (irq_thread+0x118/0x1c0)\n[\u003cc016dd14\u003e] (irq_thread) from [\u003cc013edcc\u003e] (kthread+0x150/0x158)\n[\u003cc013edcc\u003e] (kthread) from [\u003cc0108470\u003e] (ret_from_fork+0x14/0x24)\nCode: a83f15e0 0200001a 0630a0e1 c3ffffea (f201f0e7)\n\nThe issue seems similar to commit 90b3b339364c (\"net: hisilicon: Fix a BUG\ntrigered by wrong bytes_compl\") and potentially introduced by commit\nb38c83dd0866 (\"bgmac: simplify tx ring index handling\").\n\nIf there is an RX interrupt between setting ring-\u003eend\nand netdev_sent_queue() we can hit the BUG_ON as bgmac_dma_tx_free()\ncan miscalculate the queue size while called from bgmac_poll().\n\nThe machine which triggered the BUG runs a v4.14 RT kernel - but the issue\nseems present in mainline too."
        }
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            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
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              "value": "AV:N - bgmac is the Gigabit MAC on Broadcom iProc/XGS and BCM47xx platforms commonly used as routers and switches; an unauthenticated remote peer can drive concurrent TX (forwarded or reply traffic through bgmac_start_xmit) and RX interrupts that schedule bgmac_poll.\nAC:L - The race is between updating ring-\u003eend and netdev_sent_queue in bgmac_dma_tx_add versus bgmac_dma_tx_free from NAPI; the attacker can generate both TX and RX load to create that concurrency, so success does not depend on conditions outside attacker influence.\nPR:N - In the network-triggered forwarding/reply scenario, no local account or capability is required\u2014only the ability to send packets that the device transmits and receives on the affected interface.\nUI:N - Exploitation needs no victim action beyond the interface already being up and carrying traffic.\nS:U - Impact is confined to the same host kernel availability domain; there is no VM escape, IOMMU bypass, or other cross-authority boundary crossing.\nC:N - The bug is a Byte Queue Limits accounting mismatch that trips BUG_ON in dql_completed; it does not disclose memory contents or create a read primitive.\nI:N - There is no memory corruption, attacker-controlled write, or control-flow hijack\u2014only incorrect completed-byte accounting versus num_queued.\nA:H - Hitting BUG_ON(count \u003e num_queued - dql-\u003enum_completed) in dql_completed causes a kernel BUG/oops (observed panic on BRCM XGS iProc), which is a full availability loss."
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          "url": "https://git.kernel.org/stable/c/ac6d4482f29ab992b605c1b4bd1347f1f679f4e4"
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      "title": "net: bgmac: Fix a BUG triggered by wrong bytes_compl",
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    "cveId": "CVE-2022-50062",
    "datePublished": "2025-06-18T11:02:09.871Z",
    "dateReserved": "2025-06-18T10:57:27.404Z",
    "dateUpdated": "2026-08-05T08:57:16.315Z",
    "state": "PUBLISHED"
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          {
            "lang": "en",
            "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bgmac: Fix a BUG triggered by wrong bytes_compl\n\nOn one of our machines we got:\n\nkernel BUG at lib/dynamic_queue_limits.c:27!\nInternal error: Oops - BUG: 0 [#1] PREEMPT SMP ARM\nCPU: 0 PID: 1166 Comm: irq/41-bgmac Tainted: G        W  O    4.14.275-rt132 #1\nHardware name: BRCM XGS iProc\ntask: ee3415c0 task.stack: ee32a000\nPC is at dql_completed+0x168/0x178\nLR is at bgmac_poll+0x18c/0x6d8\npc : [\u003cc03b9430\u003e]    lr : [\u003cc04b5a18\u003e]    psr: 800a0313\nsp : ee32be14  ip : 000005ea  fp : 00000bd4\nr10: ee558500  r9 : c0116298  r8 : 00000002\nr7 : 00000000  r6 : ef128810  r5 : 01993267  r4 : 01993851\nr3 : ee558000  r2 : 000070e1  r1 : 00000bd4  r0 : ee52c180\nFlags: Nzcv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none\nControl: 12c5387d  Table: 8e88c04a  DAC: 00000051\nProcess irq/41-bgmac (pid: 1166, stack limit = 0xee32a210)\nStack: (0xee32be14 to 0xee32c000)\nbe00:                                              ee558520 ee52c100 ef128810\nbe20: 00000000 00000002 c0116298 c04b5a18 00000000 c0a0c8c4 c0951780 00000040\nbe40: c0701780 ee558500 ee55d520 ef05b340 ef6f9780 ee558520 00000001 00000040\nbe60: ffffe000 c0a56878 ef6fa040 c0952040 0000012c c0528744 ef6f97b0 fffcfb6a\nbe80: c0a04104 2eda8000 c0a0c4ec c0a0d368 ee32bf44 c0153534 ee32be98 ee32be98\nbea0: ee32bea0 ee32bea0 ee32bea8 ee32bea8 00000000 c01462e4 ffffe000 ef6f22a8\nbec0: ffffe000 00000008 ee32bee4 c0147430 ffffe000 c094a2a8 00000003 ffffe000\nbee0: c0a54528 00208040 0000000c c0a0c8c4 c0a65980 c0124d3c 00000008 ee558520\nbf00: c094a23c c0a02080 00000000 c07a9910 ef136970 ef136970 ee30a440 ef136900\nbf20: ee30a440 00000001 ef136900 ee30a440 c016d990 00000000 c0108db0 c012500c\nbf40: ef136900 c016da14 ee30a464 ffffe000 00000001 c016dd14 00000000 c016db28\nbf60: ffffe000 ee21a080 ee30a400 00000000 ee32a000 ee30a440 c016dbfc ee25fd70\nbf80: ee21a09c c013edcc ee32a000 ee30a400 c013ec7c 00000000 00000000 00000000\nbfa0: 00000000 00000000 00000000 c0108470 00000000 00000000 00000000 00000000\nbfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000\nbfe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000\n[\u003cc03b9430\u003e] (dql_completed) from [\u003cc04b5a18\u003e] (bgmac_poll+0x18c/0x6d8)\n[\u003cc04b5a18\u003e] (bgmac_poll) from [\u003cc0528744\u003e] (net_rx_action+0x1c4/0x494)\n[\u003cc0528744\u003e] (net_rx_action) from [\u003cc0124d3c\u003e] (do_current_softirqs+0x1ec/0x43c)\n[\u003cc0124d3c\u003e] (do_current_softirqs) from [\u003cc012500c\u003e] (__local_bh_enable+0x80/0x98)\n[\u003cc012500c\u003e] (__local_bh_enable) from [\u003cc016da14\u003e] (irq_forced_thread_fn+0x84/0x98)\n[\u003cc016da14\u003e] (irq_forced_thread_fn) from [\u003cc016dd14\u003e] (irq_thread+0x118/0x1c0)\n[\u003cc016dd14\u003e] (irq_thread) from [\u003cc013edcc\u003e] (kthread+0x150/0x158)\n[\u003cc013edcc\u003e] (kthread) from [\u003cc0108470\u003e] (ret_from_fork+0x14/0x24)\nCode: a83f15e0 0200001a 0630a0e1 c3ffffea (f201f0e7)\n\nThe issue seems similar to commit 90b3b339364c (\"net: hisilicon: Fix a BUG\ntrigered by wrong bytes_compl\") and potentially introduced by commit\nb38c83dd0866 (\"bgmac: simplify tx ring index handling\").\n\nIf there is an RX interrupt between setting ring-\u003eend\nand netdev_sent_queue() we can hit the BUG_ON as bgmac_dma_tx_free()\ncan miscalculate the queue size while called from bgmac_poll().\n\nThe machine which triggered the BUG runs a v4.14 RT kernel - but the issue\nseems present in mainline too."
          },
          {
            "lang": "es",
            "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: bgmac: Se corrige un ERROR provocado por bytes_compl incorrecto. En una de nuestras m\u00e1quinas obtuvimos: \u00a1ERROR del kernel en lib/dynamic_queue_limits.c:27! Error interno: Oops - BUG: 0 [#1] PREEMPT SMP ARM CPU: 0 PID: 1166 Comm: irq/41-bgmac Tainted: GWO 4.14.275-rt132 #1 Nombre del hardware: BRCM XGS Tarea iProc: ee3415c0 task.stack: ee32a000 La PC est\u00e1 en dql_completed+0x168/0x178 LR est\u00e1 en bgmac_poll+0x18c/0x6d8 pc : [] lr : [] psr: 800a0313 sp : ee32be14 ip : 000005ea fp : 00000bd4 r10: ee558500 r9 : c0116298 r8 : 00000002 r7 : 00000000 r6 : ef128810 r5 : 01993267 r4 : 01993851 r3 : ee558000 r2 : 000070e1 r1 : 00000bd4 r0 : ee52c180 Indicadores: Nzcv IRQ en FIQ en modo SVC_32 ISA ARM Segmento ninguno Control: 12c5387d Table: 8e88c04a DAC: 00000051 Process irq/41-bgmac (pid: 1166, stack limit = 0xee32a210) Stack: (0xee32be14 to 0xee32c000) be00: ee558520 ee52c100 ef128810 be20: 00000000 00000002 c0116298 c04b5a18 00000000 c0a0c8c4 c0951780 00000040 be40: c0701780 ee558500 ee55d520 ef05b340 ef6f9780 ee558520 00000001 00000040 be60: ffffe000 c0a56878 ef6fa040 c0952040 0000012c c0528744 ef6f97b0 fffcfb6a be80: c0a04104 2eda8000 c0a0c4ec c0a0d368 ee32bf44 c0153534 ee32be98 ee32be98 bea0: ee32bea0 ee32bea0 ee32bea8 ee32bea8 00000000 c01462e4 ffffe000 ef6f22a8 bec0: ffffe000 00000008 ee32bee4 c0147430 ffffe000 c094a2a8 00000003 ffffe000 bee0: c0a54528 00208040 0000000c c0a0c8c4 c0a65980 c0124d3c 00000008 ee558520 bf00: c094a23c c0a02080 00000000 c07a9910 ef136970 ef136970 ee30a440 ef136900 bf20: ee30a440 00000001 ef136900 ee30a440 c016d990 00000000 c0108db0 c012500c bf40: ef136900 c016da14 ee30a464 ffffe000 00000001 c016dd14 00000000 c016db28 bf60: ffffe000 ee21a080 ee30a400 00000000 ee32a000 ee30a440 c016dbfc ee25fd70 bf80: ee21a09c c013edcc ee32a000 ee30a400 c013ec7c 00000000 00000000 00000000 bfa0: 00000000 00000000 00000000 c0108470 00000000 00000000 00000000 00000000 bfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 bfe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000 [] (dql_completed) from [] (bgmac_poll+0x18c/0x6d8) [] (bgmac_poll) from [] (net_rx_action+0x1c4/0x494) [] (net_rx_action) from [] (do_current_softirqs+0x1ec/0x43c) [] (do_current_softirqs) from [] (__local_bh_enable+0x80/0x98) [] (__local_bh_enable) from [] (irq_forced_thread_fn+0x84/0x98) [] (irq_forced_thread_fn) from [] (irq_thread+0x118/0x1c0) [] (irq_thread) from [] (kthread+0x150/0x158) [] (kthread) from [] (ret_from_fork+0x14/0x24) Code: a83f15e0 0200001a 0630a0e1 c3ffffea (f201f0e7) El problema parece similar a el commit 90b3b339364c (\"net: hisilicon: Correcci\u00f3n de un error provocado por bytes_compl incorrecto\") y posiblemente introducido por el commit b38c83dd0866 (\"bgmac: simplificaci\u00f3n del manejo del \u00edndice del anillo de transmisi\u00f3n\"). Si hay una interrupci\u00f3n de recepci\u00f3n entre la configuraci\u00f3n de ring-\u0026gt;end y netdev_sent_queue(), podemos activar el error, ya que bgmac_dma_tx_free() puede calcular mal el tama\u00f1o de la cola al ser llamado desde bgmac_poll(). La m\u00e1quina que activ\u00f3 el error ejecuta un kernel RT v4.14, pero el problema tambi\u00e9n parece estar presente en la l\u00ednea principal."
          }
        ],
        "id": "CVE-2022-50062",
        "lastModified": "2026-08-04T10:18:03.950",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 3.6,
              "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
              "type": "Secondary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 5.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "LOW",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2025-06-18T11:15:34.930",
        "references": [
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/1b7680c6c1f6de9904f1d9b05c952f0c64a03350"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/ab2b55bb25db289ba0b68e3d58494476bdb1041d"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/ac6d4482f29ab992b605c1b4bd1347f1f679f4e4"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/c506c9a97120f43257e9b3ce7b1f9a24eafc3787"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "tags": [
              "Patch"
            ],
            "url": "https://git.kernel.org/stable/c/da1421a29d3b8681ba6a7f686bd0b40dda5acaf3"
          }
        ],
        "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-617"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "None",
      "current_release_date": "2026-06-30T10:20:39+00:00",
      "cve": "CVE-2022-50062",
      "id": "CVE-2022-50062",
      "initial_release_date": "2022-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "274",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: net: bgmac: Fix a BUG triggered by wrong bytes_compl",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-50062.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-31T01:26:45Z",
      "cve": "CVE-2022-50062",
      "id": "CVE-2022-50062",
      "initial_release_date": "2025-06-19T03:42:51Z",
      "product_status:known_affected": "348",
      "product_status:known_not_affected": "399",
      "product_status:recommended": "206",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-50062",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-50062.json",
      "version": "44"
    }
  }
}



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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.


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