github - ghsa-c9p5-rxmf-r4m6

GHSA-C9P5-RXMF-R4M6

Vulnerability from github – Published: 2024-05-21 15:31 – Updated: 2024-12-26 21:30

Details

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

cifs: prevent NULL deref in cifs_compose_mount_options()

The optional @ref parameter might contain an NULL node_name, so prevent dereferencing it in cifs_compose_mount_options().

Addresses-Coverity: 1476408 ("Explicit null dereferenced")

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-2021-47307"
  ],
  "database_specific": {
    "cwe_ids": [
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    "severity": "MODERATE"
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  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: prevent NULL deref in cifs_compose_mount_options()\n\nThe optional @ref parameter might contain an NULL node_name, so\nprevent dereferencing it in cifs_compose_mount_options().\n\nAddresses-Coverity: 1476408 (\"Explicit null dereferenced\")",
  "id": "GHSA-c9p5-rxmf-r4m6",
  "modified": "2024-12-26T21:30:35Z",
  "published": "2024-05-21T15:31:42Z",
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      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-47307 (GCVE-0-2021-47307)

Vulnerability from cvelistv5 – Published: 2024-05-21 14:35 – Updated: 2025-12-18 11:36

Title

cifs: prevent NULL deref in cifs_compose_mount_options()

Summary

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent NULL deref in cifs_compose_mount_options() The optional @ref parameter might contain an NULL node_name, so prevent dereferencing it in cifs_compose_mount_options(). Addresses-Coverity: 1476408 ("Explicit null dereferenced")

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/f7d1fa65e74263d11…
	https://git.kernel.org/stable/c/e58c162789becede8…
	https://git.kernel.org/stable/c/ae3d181f4e912f51a…
	https://git.kernel.org/stable/c/03313d1c3a2f086bb…

Impacted products

Vendor

Product

Version

Linux

Affected: 2c55608f28444c3f33b10312881384c470ceed56 , < f7d1fa65e74263d11f90ddd33b4d4cd905a93759 (git)
Affected: 2c55608f28444c3f33b10312881384c470ceed56 , < e58c162789becede894d3e94c0ce6695a2ef5796 (git)
Affected: 2c55608f28444c3f33b10312881384c470ceed56 , < ae3d181f4e912f51af7776ea165f199b16fc165d (git)
Affected: 2c55608f28444c3f33b10312881384c470ceed56 , < 03313d1c3a2f086bb60920607ab79ac8f8578306 (git)

Linux

Affected: 2.6.28
Unaffected: 0 , < 2.6.28 (semver)
Unaffected: 5.4.135 , ≤ 5.4.* (semver)
Unaffected: 5.10.53 , ≤ 5.10.* (semver)
Unaffected: 5.13.5 , ≤ 5.13.* (semver)
Unaffected: 5.14 , ≤ * (original_commit_for_fix)

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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-C9P5-RXMF-R4M6

CVE-2021-47307 (GCVE-0-2021-47307)

Tags

Sightings

Nomenclature