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CVE-2021-47515

🗓️ 24 May 2024 15:09:29Reported by LinuxType 
cve
 cve🔗 web.nvd.nist.gov👁 133 Views

In Linux kernel, resolves vulnerability in seg6 by fixing iif in IPv6 socket control block

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2021-47515
24 May 202415:15
–attackerkb
Tenable Nessus		Amazon Linux 2 : kernel (ALAS-2022-1749)
7 Feb 202200:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALASKERNEL-5.10-2022-009)
2 May 202200:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALASKERNEL-5.4-2022-021)
2 May 202200:00
–nessus
Tenable Nessus		Photon OS 4.0: Linux PHSA-2021-4.0-0065
22 Jul 202100:00
–nessus
Tenable Nessus		RHEL 9 : kernel (RHSA-2023:6583)
28 Apr 202400:00
–nessus
Tenable Nessus		SUSE SLES15 / openSUSE 15 Security Update : kernel (SUSE-SU-2024:2372-1)
10 Jul 202400:00
–nessus
Tenable Nessus		SUSE SLES15 / openSUSE 15 Security Update : kernel (SUSE-SU-2024:2394-1)
11 Jul 202400:00
–nessus
Tenable Nessus		SUSE SLED15 / SLES15 / openSUSE 15 Security Update : kernel (SUSE-SU-2024:2939-1)
17 Aug 202400:00
–nessus
Tenable Nessus		TencentOS Server 3: kernel (TSSA-2024:1028)
16 Jun 202500:00
–nessus
Rows per page
NVD
Vulners
CNA
Node
linuxlinux_kernelRange4.14.98–4.14.258
OR
linuxlinux_kernelRange4.19.20–4.19.221
OR
linuxlinux_kernelRange4.20.7–5.0
OR
linuxlinux_kernelRange5.0.1–5.4.165
OR
linuxlinux_kernelRange5.5–5.10.85
OR
linuxlinux_kernelRange5.11–5.15.8
OR
linuxlinux_kernelMatch5.0-
OR
linuxlinux_kernelMatch5.0rc6
OR
linuxlinux_kernelMatch5.0rc7
OR
linuxlinux_kernelMatch5.0rc8
OR
linuxlinux_kernelMatch5.16rc1
OR
linuxlinux_kernelMatch5.16rc2
OR
linuxlinux_kernelMatch5.16rc3
OR
linuxlinux_kernelMatch5.16rc4
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv6/seg6_iptunnel.c"
    ],
    "versions": [
      {
        "version": "c630ec8bdadae9d557b1ceb9d6c06e149108a0d4",
        "lessThan": "b16d412e5f79734033df04e97d7ea2f50a8e9fe3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2f704348c93ff8119e642dae6a72327f90b82810",
        "lessThan": "6431e71093f3da586a00c6d931481ffb0dc2db0e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ef489749aae508e6f17886775c075f12ff919fb1",
        "lessThan": "ef8804e47c0a44ae106ead1740408af5ea6c6ee9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ef489749aae508e6f17886775c075f12ff919fb1",
        "lessThan": "666521b3852d2b2f52d570f9122b1e4b50d96831",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ef489749aae508e6f17886775c075f12ff919fb1",
        "lessThan": "98adb2bbfa407c9290bda299d4c6f7a1c4ebd5e1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ef489749aae508e6f17886775c075f12ff919fb1",
        "lessThan": "ae68d93354e5bf5191ee673982251864ea24dd5c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b71b7e0280f47b4ac633fbfd153423814ea87810",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4.14.98",
        "lessThan": "4.14.258",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.19.20",
        "lessThan": "4.19.221",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.20.7",
        "lessThan": "4.21",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv6/seg6_iptunnel.c"
    ],
    "versions": [
      {
        "version": "5.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.258",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.221",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.165",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.85",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.8",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.16",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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23 May 2026 15:20Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.15.5
EPSS0.00014
SSVC
CWE-476
linux kernelvulnerability resolutionseg6ipv6socket control blockipv4 packetencapsulationnull pointerdereferencenvd
133