github - ghsa-6pj8-q9pf-wvp7

ghsa-6pj8-q9pf-wvp7

Vulnerability from github

Published

2022-05-24 17:35

Modified

2022-05-24 17:35

Details

An issue was discovered in the Linux kernel before 5.9.3. io_uring takes a non-refcounted reference to the files_struct of the process that submitted a request, causing execve() to incorrectly optimize unshare_fd(), aka CID-0f2122045b94.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-29534"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-12-03T20:15:00Z",
    "severity": "HIGH"
  },
  "details": "An issue was discovered in the Linux kernel before 5.9.3. io_uring takes a non-refcounted reference to the files_struct of the process that submitted a request, causing execve() to incorrectly optimize unshare_fd(), aka CID-0f2122045b94.",
  "id": "GHSA-6pj8-q9pf-wvp7",
  "modified": "2022-05-24T17:35:18Z",
  "published": "2022-05-24T17:35:18Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-29534"
    },
    {
      "type": "WEB",
      "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=2089"
    },
    {
      "type": "WEB",
      "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f2122045b946241a9e549c2a76cea54fa58a7ff"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-29534 (GCVE-0-2020-29534)

Vulnerability from cvelistv5

Published

2020-12-03 20:00

Modified

2024-08-04 16:55

Severity ?

CWE

n/a

Summary

An issue was discovered in the Linux kernel before 5.9.3. io_uring takes a non-refcounted reference to the files_struct of the process that submitted a request, causing execve() to incorrectly optimize unshare_fd(), aka CID-0f2122045b94.

References

URL

Tags

	https://bugs.chromium.org/p/project-zero/issues/detail?id=2089	x_refsource_MISC
	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f2122045b946241a9e549c2a76cea54fa58a7ff	x_refsource_MISC
	https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.3	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

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