github - ghsa-vfmv-3fmr-wr8p

ghsa-vfmv-3fmr-wr8p

Vulnerability from github

Published

2024-04-10 21:30

Modified

2024-07-08 15:31

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

In the Linux kernel, the following vulnerability has been resolved:

tipc: check for null after calling kmemdup

kmemdup can return a null pointer so need to check for it, otherwise the null key will be dereferenced later in tipc_crypto_key_xmit as can be seen in the trace [1].

[1] https://syzkaller.appspot.com/bug?id=bca180abb29567b189efdbdb34cbf7ba851c2a58

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2021-47186"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-690"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-04-10T19:15:47Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ntipc: check for null after calling kmemdup\n\nkmemdup can return a null pointer so need to check for it, otherwise\nthe null key will be dereferenced later in tipc_crypto_key_xmit as\ncan be seen in the trace [1].\n\n\n[1] https://syzkaller.appspot.com/bug?id=bca180abb29567b189efdbdb34cbf7ba851c2a58",
  "id": "GHSA-vfmv-3fmr-wr8p",
  "modified": "2024-07-08T15:31:54Z",
  "published": "2024-04-10T21:30:30Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47186"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3e6db079751afd527bf3db32314ae938dc571916"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9404c4145542c23019a80ab1bb2ecf73cd057b10"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a7d91625863d4ffed63b993b5e6dc1298b6430c9"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-47186 (GCVE-0-2021-47186)

Vulnerability from cvelistv5

Published

2024-04-10 18:56

Modified

2025-05-20 14:27

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: tipc: check for null after calling kmemdup kmemdup can return a null pointer so need to check for it, otherwise the null key will be dereferenced later in tipc_crypto_key_xmit as can be seen in the trace [1]. [1] https://syzkaller.appspot.com/bug?id=bca180abb29567b189efdbdb34cbf7ba851c2a58

References

URL

Tags

	https://git.kernel.org/stable/c/a7d91625863d4ffed63b993b5e6dc1298b6430c9
	https://git.kernel.org/stable/c/9404c4145542c23019a80ab1bb2ecf73cd057b10
	https://git.kernel.org/stable/c/3e6db079751afd527bf3db32314ae938dc571916

Impacted products

Vendor

Product

Version

Version: 1ef6f7c9390ff5308c940ff8d0a53533a4673ad9
Version: 1ef6f7c9390ff5308c940ff8d0a53533a4673ad9
Version: 1ef6f7c9390ff5308c940ff8d0a53533a4673ad9

Version: 5.10

Show details on NVD website

To clipboard

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}

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