SUSE-SU-2026:23521-1

Vulnerability from csaf_suse - Published: 2026-09-04 09:08 - Updated: 2026-09-17 16:22
Summary
Security update for curl
Severity
Low
Notes
Title of the patch: Security update for curl
Description of the patch: This update for curl fixes the following issues: - CVE-2026-13608: flow in OpenLDAP SASL negotiation can cause an authentication bypass (bsc#1277476). - CVE-2026-80229: premature free can lead to OpenSSL provider use-after-free (bsc#1277479). - CVE-2026-80230: OpenSSL pinning bypass can allow unauthenticated connections to succeed (bsc#1277480).
Patchnames: SUSE-SLE-Micro-6.1-708
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
CVE-2026-13608
3.7 (Low)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.aarch64 —
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.ppc64le —
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.s390x —
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.x86_64 —
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.aarch64 —
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.ppc64le —
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.s390x —
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.x86_64 —
Vendor Fix
Threats
Impact moderate
CVE-2026-80229
3.1 (Low)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
Affected products
Recommended 8 products, the same list as for CVE-2026-13608
Threats
Impact moderate
CVE-2026-80230
3.1 (Low)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Affected products
Recommended 8 products, the same list as for CVE-2026-13608
Threats
Impact moderate
References
To clipboard 

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        {
          "category": "general",
          "text": "When performing transfers via libcurl\u0027s multi interface, pooled TLS\nconnections can outlive their originating easy handles. In OpenSSL 3 provider\nconfigurations, libcurl attaches an allocated library context to the easy\nhandle\u0027s state and passes it to OpenSSL without acquiring an ownership\nreference; destroying the easy handle prematurely frees this context while the\nactive connection retains a dangling pointer, leading to a heap-use-after-free\nupon subsequent I/O or post-handshake operations.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.aarch64",
          "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.ppc64le",
          "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.s390x",
          "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.x86_64",
          "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.aarch64",
          "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.ppc64le",
          "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.s390x",
          "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-80229",
          "url": "https://www.suse.com/security/cve/CVE-2026-80229"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1277479 for CVE-2026-80229",
          "url": "https://bugzilla.suse.com/1277479"
        }
      ],
      "remediations": [
        {
          "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 Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.aarch64",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.ppc64le",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.s390x",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.x86_64",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.aarch64",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.ppc64le",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.s390x",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 3.1,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.aarch64",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.ppc64le",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.s390x",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.x86_64",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.aarch64",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.ppc64le",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.s390x",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-09-04T09:08:38Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2026-80229"
    },
    {
      "cve": "CVE-2026-80230",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-80230"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "When `CURLOPT_PINNEDPUBLICKEY` is configured alongside options that disable\nstandard peer verification (`CURLOPT_SSL_VERIFYPEER = 0` and\n`CURLOPT_SSL_VERIFYHOST = 0`), libcurl fails to enforce public key pinning on\nconnections established without a presented server certificate. Bypassing the\npinning check under these disabled-verification conditions allows\nunauthenticated connections to succeed when they should be rejected.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.aarch64",
          "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.ppc64le",
          "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.s390x",
          "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.x86_64",
          "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.aarch64",
          "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.ppc64le",
          "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.s390x",
          "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-80230",
          "url": "https://www.suse.com/security/cve/CVE-2026-80230"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1277480 for CVE-2026-80230",
          "url": "https://bugzilla.suse.com/1277480"
        }
      ],
      "remediations": [
        {
          "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 Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.aarch64",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.ppc64le",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.s390x",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.x86_64",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.aarch64",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.ppc64le",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.s390x",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 3.1,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.aarch64",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.ppc64le",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.s390x",
            "SUSE Linux Micro 6.1:curl-0:8.14.1-slfo.1.1_10.1.x86_64",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.aarch64",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.ppc64le",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.s390x",
            "SUSE Linux Micro 6.1:libcurl4-0:8.14.1-slfo.1.1_10.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-09-04T09:08:38Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2026-80230"
    }
  ]
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.