certfr_avis - certfr-2022-avi-101

CERTFR-2022-AVI-101

Vulnerability from certfr_avis

Une vulnérabilité a été découverte dans le noyau Linux de Red Hat. Elle permet à un attaquant de provoquer une atteinte à la confidentialité des données.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

None

Impacted products

	Vendor	Product	Description
	Red Hat	Red Hat Enterprise Linux Server	Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.1 x86_64
	Red Hat	Red Hat Enterprise Linux Server	Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.1 ppc64le

References

Title

Publication Time

Tags

Bulletin de sécurité Red Hat RHSA-2022:0344 du 01 février 2022	None	vendor-advisory
Bulletin de sécurité Red Hat CVE-2021-4155 du 10 janvier 2022	-	other

Show details on source website

JSON

To clipboard

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.1 x86_64",
      "product": {
        "name": "Red Hat Enterprise Linux Server",
        "vendor": {
          "name": "Red Hat",
          "scada": false
        }
      }
    },
    {
      "description": "Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.1 ppc64le",
      "product": {
        "name": "Red Hat Enterprise Linux Server",
        "vendor": {
          "name": "Red Hat",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": null,
  "content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
  "cves": [
    {
      "name": "CVE-2021-4155",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-4155"
    }
  ],
  "initial_release_date": "2022-02-02T00:00:00",
  "last_revision_date": "2022-02-02T00:00:00",
  "links": [
    {
      "title": "Bulletin de s\u00e9curit\u00e9 Red Hat CVE-2021-4155 du 10 janvier 2022",
      "url": "https://access.redhat.com/security/cve/CVE-2021-4155"
    }
  ],
  "reference": "CERTFR-2022-AVI-101",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2022-02-02T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    }
  ],
  "summary": "Une vuln\u00e9rabilit\u00e9 a \u00e9t\u00e9 d\u00e9couverte dans le noyau Linux de Red Hat. Elle\npermet \u00e0 un attaquant de provoquer une atteinte \u00e0 la confidentialit\u00e9 des\ndonn\u00e9es.\n",
  "title": "Vuln\u00e9rabilit\u00e9 dans le noyau Linux de Red Hat",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Red Hat RHSA-2022:0344 du 01 f\u00e9vrier 2022",
      "url": "https://access.redhat.com/errata/RHSA-2022:0344"
    }
  ]
}

CVE-2021-4155 (GCVE-0-2021-4155)

Vulnerability from cvelistv5

Published

2022-08-24 15:10

Modified

2024-08-03 17:16

Severity ?

CWE

CWE-131 - - Incorrect Calculation of Buffer Size

Summary

A data leak flaw was found in the way XFS_IOC_ALLOCSP IOCTL in the XFS filesystem allowed for size increase of files with unaligned size. A local attacker could use this flaw to leak data on the XFS filesystem otherwise not accessible to them.

References

URL

Tags

	https://www.openwall.com/lists/oss-security/2022/01/10/1	x_refsource_MISC
	https://bugzilla.redhat.com/show_bug.cgi?id=2034813	x_refsource_MISC
	https://access.redhat.com/security/cve/CVE-2021-4155	x_refsource_MISC
	https://security-tracker.debian.org/tracker/CVE-2021-4155	x_refsource_MISC
	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=983d8e60f50806f90534cc5373d0ce867e5aaf79	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	kernel	Version: Fixed in Kernel v5.16

Show details on NVD website

JSON

To clipboard

{
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            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2034813"
          },
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          },
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            "tags": [
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            "url": "https://security-tracker.debian.org/tracker/CVE-2021-4155"
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            "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=983d8e60f50806f90534cc5373d0ce867e5aaf79"
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    "cna": {
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          "versions": [
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      "descriptions": [
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        }
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          "url": "https://security-tracker.debian.org/tracker/CVE-2021-4155"
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          "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=983d8e60f50806f90534cc5373d0ce867e5aaf79"
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      "x_legacyV4Record": {
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            }
          ]
        },
        "problemtype": {
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    "datePublished": "2022-08-24T15:10:19",
    "dateReserved": "2021-12-22T00:00:00",
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    "state": "PUBLISHED"
  },
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  "dataVersion": "5.1"
}

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.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
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.

Action not permitted

CERTFR-2022-AVI-101

Vulnerability from certfr_avis

Solution

CVE-2021-4155 (GCVE-0-2021-4155)

Vulnerability from cvelistv5

Tags

Sightings

Nomenclature