OPENSUSE-SU-2026:11066-1

Vulnerability from csaf_opensuse - Published: 2026-06-19 00:00 - Updated: 2026-09-17 17:10
Summary
nginx-1.31.2-1.1 on GA media
Severity
Moderate
Notes
Title of the patch: nginx-1.31.2-1.1 on GA media
Description of the patch: These are all security issues fixed in the nginx-1.31.2-1.1 package on the GA media of openSUSE Tumbleweed.
Patchnames: openSUSE-Tumbleweed-2026-11066
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-2026-42055
8.1 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Product Identifier Version Remediation
Unresolved product id: openSUSE Tumbleweed:nginx-0:1.31.2-1.1.aarch64 —
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:nginx-0:1.31.2-1.1.ppc64le —
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:nginx-0:1.31.2-1.1.s390x —
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:nginx-0:1.31.2-1.1.x86_64 —
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.aarch64 —
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.ppc64le —
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.s390x —
Vendor Fix
Unresolved product id: openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.x86_64 —
Vendor Fix
Threats
Impact important
CVE-2026-42530
8.1 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Recommended 8 products, the same list as for CVE-2026-42055
Threats
Impact important
CVE-2026-48142
4.8 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
Affected products
Recommended 8 products, the same list as for CVE-2026-42055
Threats
Impact moderate
References
To clipboard 

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          "text": "NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_proxy_v2_module  and ngx_http_grpc_module  modules. This vulnerability exists when the proxy_http_version to 2  or grpc_pass  directives are used to proxy HTTP/2 traffic, the ignore_invalid_headers  directive is set to off, and the large_client_header_buffers  directive size is larger than 2 megabytes. A remote, unauthenticated attacker, along with conditions beyond their control, could send large headers while creating an upstream request. This may cause a heap-based buffer overflow in the NGINX worker process leading to a restart. Additionally, attackers can execute code on systems with Address Space Layout Randomization (ASLR) disabled or when the attacker can bypass ASLR. \n\n\nNote: Software versions which have reached End of Technical Support (EoTS) are not evaluated.",
          "title": "CVE description"
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          "text": "NGINX Open Source has a vulnerability in the ngx_http_v3_module  module. When NGINX Open Source is configured to use the HTTP/3 QUIC module, a remote unauthenticated attacker along with conditions beyond their control can use a specially crafted HTTP/3 session to reopen a QPACK encoder stream. This may cause a Use-after-Free in the NGINX worker process leading to a restart. Additionally, attackers can execute code on systems with Address Space Layout Randomization (ASLR) disabled or when the attacker can bypass ASLR.  \n\n\nNote: Software versions which have reached End of Technical Support (EoTS) are not evaluated.",
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            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.aarch64",
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.ppc64le",
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.s390x",
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.x86_64",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.aarch64",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.ppc64le",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.s390x",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-06-19T00:00:00Z",
          "details": "important"
        }
      ],
      "title": "CVE-2026-42530"
    },
    {
      "cve": "CVE-2026-48142",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-48142"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_charset_module  module. When content is served or proxied through a location block with both source_charset  utf-8; and a charset  directive (for example, charset koi8-r;) configured, remote, unauthenticated attackers can send requests (in conjunction with conditions beyond their control) to cause a heap buffer over-read in the NGINX worker process, leading to limited disclosure of memory or a restart. \n\n\nNote: Software versions which have reached End of Technical Support (EoTS) are not evaluated.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.aarch64",
          "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.ppc64le",
          "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.s390x",
          "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.x86_64",
          "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.aarch64",
          "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.ppc64le",
          "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.s390x",
          "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-48142",
          "url": "https://www.suse.com/security/cve/CVE-2026-48142"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1268495 for CVE-2026-48142",
          "url": "https://bugzilla.suse.com/1268495"
        }
      ],
      "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": [
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.aarch64",
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.ppc64le",
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.s390x",
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.x86_64",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.aarch64",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.ppc64le",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.s390x",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 4.8,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L",
            "version": "3.1"
          },
          "products": [
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.aarch64",
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.ppc64le",
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.s390x",
            "openSUSE Tumbleweed:nginx-0:1.31.2-1.1.x86_64",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.aarch64",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.ppc64le",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.s390x",
            "openSUSE Tumbleweed:nginx-source-0:1.31.2-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-06-19T00:00:00Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2026-48142"
    }
  ]
}



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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.



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.