github - ghsa-3mhq-jqrv-fc88

ghsa-3mhq-jqrv-fc88

Vulnerability from github

Published

2024-03-04 18:30

Modified

2024-03-04 18:30

Details

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

tee: optee: Fix incorrect page free bug

Pointer to the allocated pages (struct page *page) has already progressed towards the end of allocation. It is incorrect to perform __free_pages(page, order) using this pointer as we would free any arbitrary pages. Fix this by stop modifying the page pointer.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-47087"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-03-04T18:15:07Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ntee: optee: Fix incorrect page free bug\n\nPointer to the allocated pages (struct page *page) has already\nprogressed towards the end of allocation. It is incorrect to perform\n__free_pages(page, order) using this pointer as we would free any\narbitrary pages. Fix this by stop modifying the page pointer.",
  "id": "GHSA-3mhq-jqrv-fc88",
  "modified": "2024-03-04T18:30:37Z",
  "published": "2024-03-04T18:30:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47087"
    },
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      "url": "https://git.kernel.org/stable/c/18549bf4b21c739a9def39f27dcac53e27286ab5"
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cve-2021-47087

Vulnerability from cvelistv5

Published

2024-03-04 18:10

Modified

2024-12-19 07:34

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix incorrect page free bug Pointer to the allocated pages (struct page *page) has already progressed towards the end of allocation. It is incorrect to perform __free_pages(page, order) using this pointer as we would free any arbitrary pages. Fix this by stop modifying the page pointer.

References

▼	URL	Tags
	https://git.kernel.org/stable/c/806142c805cacd098e61bdc0f72c778a2389fe4a
	https://git.kernel.org/stable/c/ad338d825e3f7b96ee542bf313728af2d19fe9ad
	https://git.kernel.org/stable/c/91e94e42f6fc49635f1a16d8ae3f79552bcfda29
	https://git.kernel.org/stable/c/18549bf4b21c739a9def39f27dcac53e27286ab5

Impacted products

Vendor

Product

Version

▼

Linux

Version: 3c712f14d8a9354a8807c15c64c8dd334499cc42
Version: 1340dc3fb75ea69221f4f5dcb0cbace55ad0331c
Version: ec185dd3ab257dc2a60953fdf1b6622f524cc5b7
Version: ec185dd3ab257dc2a60953fdf1b6622f524cc5b7

Linux

Version: 5.14

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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