Vulnerability-Lookup

SUSE-SU-2021:0776-1

Vulnerability from csaf_suse - Published: 2021-03-12 16:41 - Updated: 2026-09-20 13:50

Summary

Security update for s390-tools

Severity

Important

Notes

Title of the patch: Security update for s390-tools

Description of the patch: This update for s390-tools fixes the following issues: - Fixed an issue where IPL was not working when bootloader was installed on a SCSI disk with 4k physical blocksize without using a devicemapper target (bsc#1183041). - CVE-2021-25316: Do not use predictable temporary file names (bsc#1182777). - Made the name of the temporary configuration file in /tmp/ unpredictable (bsc#1182876).

Patchnames: SUSE-2021-776,SUSE-SLE-SERVER-12-SP5-2021-776

CVE-2021-25316

3.3 (Low)


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

Affected products

Recommended 12 products

Product	Version	Remediation
Unresolved product id: SUSE Linux Enterprise High Performance Computing 12 SP5:osasnmpd-0:2.1.0-18.29.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise High Performance Computing 12 SP5:s390-tools-0:2.1.0-18.29.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise High Performance Computing 12 SP5:s390-tools-hmcdrvfs-0:2.1.0-18.29.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise High Performance Computing 12 SP5:s390-tools-zdsfs-0:2.1.0-18.29.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 12 SP5:osasnmpd-0:2.1.0-18.29.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 12 SP5:s390-tools-0:2.1.0-18.29.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 12 SP5:s390-tools-hmcdrvfs-0:2.1.0-18.29.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 12 SP5:s390-tools-zdsfs-0:2.1.0-18.29.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 12 SP5:osasnmpd-0:2.1.0-18.29.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 12 SP5:s390-tools-0:2.1.0-18.29.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 12 SP5:s390-tools-hmcdrvfs-0:2.1.0-18.29.1.s390x	—	Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 12 SP5:s390-tools-zdsfs-0:2.1.0-18.29.1.s390x	—	Vendor Fix

Threats

Impact low

References

12 references

URL	Category
https://www.suse.com/support/security/rating/	external
https://ftp.suse.com/pub/projects/security/csaf/s…	self
https://www.suse.com/support/update/announcement/…	self
https://lists.suse.com/pipermail/sle-security-upd…	self
https://bugzilla.suse.com/1182777	self
https://bugzilla.suse.com/1182876	self
https://bugzilla.suse.com/1183041	self
https://www.suse.com/security/cve/CVE-2021-25316/	self
https://www.suse.com/security/cve/CVE-2021-25316	external
https://bugzilla.suse.com/1180877	external
https://bugzilla.suse.com/1182777	external
https://bugzilla.suse.com/1182876	external

JSON

To clipboard

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  "vulnerabilities": [
    {
      "cve": "CVE-2021-25316",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2021-25316"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A Insecure Temporary File vulnerability in s390-tools of SUSE Linux Enterprise Server 12-SP5, SUSE Linux Enterprise Server 15-SP2 allows local attackers to prevent VM live migrations This issue affects: SUSE Linux Enterprise Server 12-SP5 s390-tools versions prior to 2.1.0-18.29.1. SUSE Linux Enterprise Server 15-SP2 s390-tools versions prior to 2.11.0-9.20.1.",
          "title": "CVE description"
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          "summary": "CVE-2021-25316",
          "url": "https://www.suse.com/security/cve/CVE-2021-25316"
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        {
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        {
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        }
      ],
      "remediations": [
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          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise High Performance Computing 12 SP5:osasnmpd-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise High Performance Computing 12 SP5:s390-tools-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise High Performance Computing 12 SP5:s390-tools-hmcdrvfs-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise High Performance Computing 12 SP5:s390-tools-zdsfs-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server 12 SP5:osasnmpd-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server 12 SP5:s390-tools-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server 12 SP5:s390-tools-hmcdrvfs-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server 12 SP5:s390-tools-zdsfs-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server for SAP Applications 12 SP5:osasnmpd-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server for SAP Applications 12 SP5:s390-tools-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server for SAP Applications 12 SP5:s390-tools-hmcdrvfs-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server for SAP Applications 12 SP5:s390-tools-zdsfs-0:2.1.0-18.29.1.s390x"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise High Performance Computing 12 SP5:osasnmpd-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise High Performance Computing 12 SP5:s390-tools-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise High Performance Computing 12 SP5:s390-tools-hmcdrvfs-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise High Performance Computing 12 SP5:s390-tools-zdsfs-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server 12 SP5:osasnmpd-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server 12 SP5:s390-tools-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server 12 SP5:s390-tools-hmcdrvfs-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server 12 SP5:s390-tools-zdsfs-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server for SAP Applications 12 SP5:osasnmpd-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server for SAP Applications 12 SP5:s390-tools-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server for SAP Applications 12 SP5:s390-tools-hmcdrvfs-0:2.1.0-18.29.1.s390x",
            "SUSE Linux Enterprise Server for SAP Applications 12 SP5:s390-tools-zdsfs-0:2.1.0-18.29.1.s390x"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2021-03-12T16:41:52Z",
          "details": "low"
        }
      ],
      "title": "CVE-2021-25316"
    }
  ]
}

CVE-2021-25316 (GCVE-0-2021-25316)

Vulnerability from cvelistv5 – Published: 2021-04-14 09:55 – Updated: 2024-09-17 03:32

Title

Local DoS of VM live migration due to use of static tmp files in detach_disks.sh in s390-tools

Summary

A Insecure Temporary File vulnerability in s390-tools of SUSE Linux Enterprise Server 12-SP5, SUSE Linux Enterprise Server 15-SP2 allows local attackers to prevent VM live migrations This issue affects: SUSE Linux Enterprise Server 12-SP5 s390-tools versions prior to 2.1.0-18.29.1. SUSE Linux Enterprise Server 15-SP2 s390-tools versions prior to 2.11.0-9.20.1.

Severity

3.3 (Low)


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

CWE

CWE-377 - Insecure Temporary File

Assigner

suse mitre root Scorecard

References

1 reference

URL	Tags
https://bugzilla.suse.com/show_bug.cgi?id=1182777

Impacted products

2 products

Vendor	Product	Version
SUSE	SUSE Linux Enterprise Server 12-SP5	Affected: s390-tools , < 2.1.0-18.29.1 (custom)
SUSE	SUSE Linux Enterprise Server 15-SP2	Affected: s390-tools , < 2.11.0-9.20.1 (custom)

Date Public

2021-02-28 00:00

Credits

Wolfgang Frisch of SUSE

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:03:05.203Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
          {
            "tags": [
              "x_transferred"
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            "url": "https://bugzilla.suse.com/show_bug.cgi?id=1182777"
          }
        ],
        "title": "CVE Program Container"
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    ],
    "cna": {
      "affected": [
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          "product": "SUSE Linux Enterprise Server 12-SP5",
          "vendor": "SUSE",
          "versions": [
            {
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              "status": "affected",
              "version": "s390-tools",
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        },
        {
          "product": "SUSE Linux Enterprise Server 15-SP2",
          "vendor": "SUSE",
          "versions": [
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              "status": "affected",
              "version": "s390-tools",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
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          "value": "Wolfgang Frisch of SUSE"
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          "lang": "en",
          "value": "A Insecure Temporary File vulnerability in s390-tools of SUSE Linux Enterprise Server 12-SP5, SUSE Linux Enterprise Server 15-SP2 allows local attackers to prevent VM live migrations This issue affects: SUSE Linux Enterprise Server 12-SP5 s390-tools versions prior to 2.1.0-18.29.1. SUSE Linux Enterprise Server 15-SP2 s390-tools versions prior to 2.11.0-9.20.1."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "LOW",
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
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            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
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        "defect": [
          "1182777"
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        "discovery": "INTERNAL"
      },
      "title": "Local DoS of VM live migration due to use of static tmp files in detach_disks.sh in s390-tools",
      "x_generator": {
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  "cveMetadata": {
    "assignerOrgId": "404e59f5-483d-4b8a-8e7a-e67604dd8afb",
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    "datePublished": "2021-04-14T09:55:12.766Z",
    "dateReserved": "2021-01-19T00:00:00.000Z",
    "dateUpdated": "2024-09-17T03:32:49.137Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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Action not permitted

SUSE-SU-2021:0776-1

CVE-2021-25316 (GCVE-0-2021-25316)

Tags

Sightings

Nomenclature

Related by attack behaviour