github - ghsa-453r-h2v5-6vmq

GHSA-453R-H2V5-6VMQ

Vulnerability from github – Published: 2024-08-21 00:30 – Updated: 2025-10-10 15:31

Details

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

s390/fpu: Re-add exception handling in load_fpu_state()

With the recent rewrite of the fpu code exception handling for the lfpc instruction within load_fpu_state() was erroneously removed.

Add it again to prevent that loading invalid floating point register values cause an unhandled specification exception.

Severity ?

5.5 (Medium)


                  
                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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  "affected": [],
  "aliases": [
    "CVE-2024-43865"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
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    "nvd_published_at": "2024-08-21T00:15:04Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ns390/fpu: Re-add exception handling in load_fpu_state()\n\nWith the recent rewrite of the fpu code exception handling for the\nlfpc instruction within load_fpu_state() was erroneously removed.\n\nAdd it again to prevent that loading invalid floating point register\nvalues cause an unhandled specification exception.",
  "id": "GHSA-453r-h2v5-6vmq",
  "modified": "2025-10-10T15:31:26Z",
  "published": "2024-08-21T00:30:29Z",
  "references": [
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      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-43865"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4734406c39238cbeafe66f0060084caa3247ff53"
    },
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      "type": "WEB",
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CVE-2024-43865 (GCVE-0-2024-43865)

Vulnerability from cvelistv5 – Published: 2024-08-20 23:50 – Updated: 2025-05-04 09:27

Summary

In the Linux kernel, the following vulnerability has been resolved: s390/fpu: Re-add exception handling in load_fpu_state() With the recent rewrite of the fpu code exception handling for the lfpc instruction within load_fpu_state() was erroneously removed. Add it again to prevent that loading invalid floating point register values cause an unhandled specification exception.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/494b14138201f0734…
	https://git.kernel.org/stable/c/4734406c39238cbea…

Impacted products

Vendor

Product

Version

Linux

Affected: 8c09871a950a3fe686e0e27fd4193179c5f74f37 , < 494b14138201f07343e5488db6360c828fcc8cf6 (git)
Affected: 8c09871a950a3fe686e0e27fd4193179c5f74f37 , < 4734406c39238cbeafe66f0060084caa3247ff53 (git)

Linux

Affected: 6.9
Unaffected: 0 , < 6.9 (semver)
Unaffected: 6.10.4 , ≤ 6.10.* (semver)
Unaffected: 6.11 , ≤ * (original_commit_for_fix)

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                "role": "CISA Coordinator",
                "timestamp": "2024-09-10T16:06:38.893574Z",
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-453R-H2V5-6VMQ

CVE-2024-43865 (GCVE-0-2024-43865)

Tags

Sightings

Nomenclature