fkie_cve-2022-49691
Vulnerability from fkie_nvd
Published
2025-02-26 07:01
Modified
2025-10-24 15:51
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: erspan: do not assume transport header is always set Rewrite tests in ip6erspan_tunnel_xmit() and erspan_fb_xmit() to not assume transport header is set. syzbot reported: WARNING: CPU: 0 PID: 1350 at include/linux/skbuff.h:2911 skb_transport_header include/linux/skbuff.h:2911 [inline] WARNING: CPU: 0 PID: 1350 at include/linux/skbuff.h:2911 ip6erspan_tunnel_xmit+0x15af/0x2eb0 net/ipv6/ip6_gre.c:963 Modules linked in: CPU: 0 PID: 1350 Comm: aoe_tx0 Not tainted 5.19.0-rc2-syzkaller-00160-g274295c6e53f #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:skb_transport_header include/linux/skbuff.h:2911 [inline] RIP: 0010:ip6erspan_tunnel_xmit+0x15af/0x2eb0 net/ipv6/ip6_gre.c:963 Code: 0f 47 f0 40 88 b5 7f fe ff ff e8 8c 16 4b f9 89 de bf ff ff ff ff e8 a0 12 4b f9 66 83 fb ff 0f 85 1d f1 ff ff e8 71 16 4b f9 <0f> 0b e9 43 f0 ff ff e8 65 16 4b f9 48 8d 85 30 ff ff ff ba 60 00 RSP: 0018:ffffc90005daf910 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 000000000000ffff RCX: 0000000000000000 RDX: ffff88801f032100 RSI: ffffffff882e8d3f RDI: 0000000000000003 RBP: ffffc90005dafab8 R08: 0000000000000003 R09: 000000000000ffff R10: 000000000000ffff R11: 0000000000000000 R12: ffff888024f21d40 R13: 000000000000a288 R14: 00000000000000b0 R15: ffff888025a2e000 FS: 0000000000000000(0000) GS:ffff88802c800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e425000 CR3: 000000006d099000 CR4: 0000000000152ef0 Call Trace: <TASK> __netdev_start_xmit include/linux/netdevice.h:4805 [inline] netdev_start_xmit include/linux/netdevice.h:4819 [inline] xmit_one net/core/dev.c:3588 [inline] dev_hard_start_xmit+0x188/0x880 net/core/dev.c:3604 sch_direct_xmit+0x19f/0xbe0 net/sched/sch_generic.c:342 __dev_xmit_skb net/core/dev.c:3815 [inline] __dev_queue_xmit+0x14a1/0x3900 net/core/dev.c:4219 dev_queue_xmit include/linux/netdevice.h:2994 [inline] tx+0x6a/0xc0 drivers/block/aoe/aoenet.c:63 kthread+0x1e7/0x3b0 drivers/block/aoe/aoecmd.c:1229 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 </TASK>
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/02da602bc2f353dccd9e489a604490034ded941ePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2c8aeffc7c586d53e1d380f010bdca4f710f2480Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/301bd140ed0b24f0da660874c7e8a47dad8c8222Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a3b2470399f679587c45abe56e551caf10becca2Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cec9867ee55478ef5dcb2adf030fe0c442a4c4eePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/fb401f37f6eadf24956d93687e5758c163c0d12bPatch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel 5.19
linux linux_kernel 5.19
linux linux_kernel 5.19


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "4419E755-0A9E-42E7-985C-4B7CA8C1B9AC",
              "versionEndExcluding": "4.19.250",
              "versionStartIncluding": "4.18",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "F90471AA-9F14-4DC3-9688-99E9F537D3F1",
              "versionEndExcluding": "5.4.202",
              "versionStartIncluding": "4.20",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "758A1E17-EBCF-401B-83C7-B682D38D61BE",
              "versionEndExcluding": "5.10.127",
              "versionStartIncluding": "5.5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B43F7696-8D52-482D-9080-84279B0CB38C",
              "versionEndExcluding": "5.15.51",
              "versionStartIncluding": "5.11",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0172D3FA-DDEB-482A-A270-4A1495A8798C",
              "versionEndExcluding": "5.18.8",
              "versionStartIncluding": "5.16",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "A8C30C2D-F82D-4D37-AB48-D76ABFBD5377",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "BF8547FC-C849-4F1B-804B-A93AE2F04A92",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:*",
              "matchCriteriaId": "F3068028-F453-4A1C-B80F-3F5609ACEF60",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nerspan: do not assume transport header is always set\n\nRewrite tests in ip6erspan_tunnel_xmit() and\nerspan_fb_xmit() to not assume transport header is set.\n\nsyzbot reported:\n\nWARNING: CPU: 0 PID: 1350 at include/linux/skbuff.h:2911 skb_transport_header include/linux/skbuff.h:2911 [inline]\nWARNING: CPU: 0 PID: 1350 at include/linux/skbuff.h:2911 ip6erspan_tunnel_xmit+0x15af/0x2eb0 net/ipv6/ip6_gre.c:963\nModules linked in:\nCPU: 0 PID: 1350 Comm: aoe_tx0 Not tainted 5.19.0-rc2-syzkaller-00160-g274295c6e53f #0\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014\nRIP: 0010:skb_transport_header include/linux/skbuff.h:2911 [inline]\nRIP: 0010:ip6erspan_tunnel_xmit+0x15af/0x2eb0 net/ipv6/ip6_gre.c:963\nCode: 0f 47 f0 40 88 b5 7f fe ff ff e8 8c 16 4b f9 89 de bf ff ff ff ff e8 a0 12 4b f9 66 83 fb ff 0f 85 1d f1 ff ff e8 71 16 4b f9 \u003c0f\u003e 0b e9 43 f0 ff ff e8 65 16 4b f9 48 8d 85 30 ff ff ff ba 60 00\nRSP: 0018:ffffc90005daf910 EFLAGS: 00010293\nRAX: 0000000000000000 RBX: 000000000000ffff RCX: 0000000000000000\nRDX: ffff88801f032100 RSI: ffffffff882e8d3f RDI: 0000000000000003\nRBP: ffffc90005dafab8 R08: 0000000000000003 R09: 000000000000ffff\nR10: 000000000000ffff R11: 0000000000000000 R12: ffff888024f21d40\nR13: 000000000000a288 R14: 00000000000000b0 R15: ffff888025a2e000\nFS: 0000000000000000(0000) GS:ffff88802c800000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000001b2e425000 CR3: 000000006d099000 CR4: 0000000000152ef0\nCall Trace:\n\u003cTASK\u003e\n__netdev_start_xmit include/linux/netdevice.h:4805 [inline]\nnetdev_start_xmit include/linux/netdevice.h:4819 [inline]\nxmit_one net/core/dev.c:3588 [inline]\ndev_hard_start_xmit+0x188/0x880 net/core/dev.c:3604\nsch_direct_xmit+0x19f/0xbe0 net/sched/sch_generic.c:342\n__dev_xmit_skb net/core/dev.c:3815 [inline]\n__dev_queue_xmit+0x14a1/0x3900 net/core/dev.c:4219\ndev_queue_xmit include/linux/netdevice.h:2994 [inline]\ntx+0x6a/0xc0 drivers/block/aoe/aoenet.c:63\nkthread+0x1e7/0x3b0 drivers/block/aoe/aoecmd.c:1229\nkthread+0x2e9/0x3a0 kernel/kthread.c:376\nret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302\n\u003c/TASK\u003e"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: erspan: no asuma que el encabezado de transporte siempre est\u00e1 configurado Reescriba las pruebas en ip6erspan_tunnel_xmit() y erspan_fb_xmit() para no asumir que el encabezado de transporte est\u00e1 configurado. syzbot inform\u00f3:  WARNING: CPU: 0 PID: 1350 at include/linux/skbuff.h:2911 skb_transport_header include/linux/skbuff.h:2911 [inline] WARNING: CPU: 0 PID: 1350 at include/linux/skbuff.h:2911 ip6erspan_tunnel_xmit+0x15af/0x2eb0 net/ipv6/ip6_gre.c:963 Modules linked in: CPU: 0 PID: 1350 Comm: aoe_tx0 Not tainted 5.19.0-rc2-syzkaller-00160-g274295c6e53f #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:skb_transport_header include/linux/skbuff.h:2911 [inline] RIP: 0010:ip6erspan_tunnel_xmit+0x15af/0x2eb0 net/ipv6/ip6_gre.c:963 Code: 0f 47 f0 40 88 b5 7f fe ff ff e8 8c 16 4b f9 89 de bf ff ff ff ff e8 a0 12 4b f9 66 83 fb ff 0f 85 1d f1 ff ff e8 71 16 4b f9 \u0026lt;0f\u0026gt; 0b e9 43 f0 ff ff e8 65 16 4b f9 48 8d 85 30 ff ff ff ba 60 00 RSP: 0018:ffffc90005daf910 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 000000000000ffff RCX: 0000000000000000 RDX: ffff88801f032100 RSI: ffffffff882e8d3f RDI: 0000000000000003 RBP: ffffc90005dafab8 R08: 0000000000000003 R09: 000000000000ffff R10: 000000000000ffff R11: 0000000000000000 R12: ffff888024f21d40 R13: 000000000000a288 R14: 00000000000000b0 R15: ffff888025a2e000 FS: 0000000000000000(0000) GS:ffff88802c800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2e425000 CR3: 000000006d099000 CR4: 0000000000152ef0 Call Trace:  __netdev_start_xmit include/linux/netdevice.h:4805 [inline] netdev_start_xmit include/linux/netdevice.h:4819 [inline] xmit_one net/core/dev.c:3588 [inline] dev_hard_start_xmit+0x188/0x880 net/core/dev.c:3604 sch_direct_xmit+0x19f/0xbe0 net/sched/sch_generic.c:342 __dev_xmit_skb net/core/dev.c:3815 [inline] __dev_queue_xmit+0x14a1/0x3900 net/core/dev.c:4219 dev_queue_xmit include/linux/netdevice.h:2994 [inline] tx+0x6a/0xc0 drivers/block/aoe/aoenet.c:63 kthread+0x1e7/0x3b0 drivers/block/aoe/aoecmd.c:1229 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302  "
    }
  ],
  "id": "CVE-2022-49691",
  "lastModified": "2025-10-24T15:51:01.420",
  "metrics": {
    "cvssMetricV31": [
      {
        "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": "2025-02-26T07:01:43.893",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/02da602bc2f353dccd9e489a604490034ded941e"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/2c8aeffc7c586d53e1d380f010bdca4f710f2480"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/301bd140ed0b24f0da660874c7e8a47dad8c8222"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/a3b2470399f679587c45abe56e551caf10becca2"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/cec9867ee55478ef5dcb2adf030fe0c442a4c4ee"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/fb401f37f6eadf24956d93687e5758c163c0d12b"
    }
  ],
  "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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