github - ghsa-f2w3-phmv-5298

ghsa-f2w3-phmv-5298

Vulnerability from github

Published

2024-07-29 18:30

Modified

2024-07-30 21:31

Severity ?

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

Details

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

bpf: Fix remap of arena.

The bpf arena logic didn't account for mremap operation. Add a refcnt for multiple mmap events to prevent use-after-free in arena_vm_close.

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{
   affected: [],
   aliases: [
      "CVE-2024-42075",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-416",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2024-07-29T16:15:06Z",
      severity: "MODERATE",
   },
   details: "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix remap of arena.\n\nThe bpf arena logic didn't account for mremap operation. Add a refcnt for\nmultiple mmap events to prevent use-after-free in arena_vm_close.",
   id: "GHSA-f2w3-phmv-5298",
   modified: "2024-07-30T21:31:26Z",
   published: "2024-07-29T18:30:40Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2024-42075",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/87496a1b01e8e2e399428c0db25e106f7961d01e",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/stable/c/b90d77e5fd784ada62ddd714d15ee2400c28e1cf",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
         type: "CVSS_V3",
      },
   ],
}

cve-2024-42075

Vulnerability from cvelistv5

Published

2024-07-29 15:52

Modified

2024-12-19 09:12

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix remap of arena. The bpf arena logic didn't account for mremap operation. Add a refcnt for multiple mmap events to prevent use-after-free in arena_vm_close.

References

▼	URL	Tags
	https://git.kernel.org/stable/c/87496a1b01e8e2e399428c0db25e106f7961d01e
	https://git.kernel.org/stable/c/b90d77e5fd784ada62ddd714d15ee2400c28e1cf

Impacted products

Vendor

Product

Version

▼

Linux

Version: 317460317a02a1af512697e6e964298dedd8a163
Version: 317460317a02a1af512697e6e964298dedd8a163

Linux

Version: 6.9

Show details on NVD website

JSON

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All sightings related to this event Export sightings related to this event

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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