rhsa-2025:17181
Vulnerability from csaf_redhat
Published
2025-10-01 16:41
Modified
2025-11-07 00:15
Summary
Red Hat Security Advisory: Insights proxy Container Image

Notes

Topic
Initial GA Release of Red Hat Insights proxy
Details
The Insights proxy Container is used by the Insights proxy product RPM and serves as an intermediary between cystomer systems in disconnected networks, air-gapped systems or systems with no outside connections and Insights. The Insights proxy routes all Red Hat Insights traffic through itself, providing a layer of privary and security for disconnected customer systems.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


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        "text": "The Insights proxy Container is used by the Insights proxy product RPM\nand serves as an intermediary between cystomer systems in disconnected networks,\nair-gapped systems or systems with no outside connections and Insights.\n\nThe Insights proxy routes all Red Hat Insights traffic through itself, providing\na layer of privary and security for disconnected customer systems.",
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          ],
          "organization": "ANSSI - French Cybersecurity Agency"
        }
      ],
      "cve": "CVE-2025-6020",
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        "name": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
      },
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        }
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          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "linux-pam: Linux-pam directory Traversal",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This vulnerability in pam_namespace marked as Important rather than Moderate due to its direct impact on privilege boundaries and the ease of exploitation in common configurations. By leveraging symlink attacks or race conditions in polyinstantiated directories under their control, unprivileged local users can escalate to root, compromising the entire system. Since pam_namespace is often used in multi-user environments (e.g., shared systems, terminal servers, containers), a misconfigured or partially protected setup becomes a single point of failure. The attack does not require special capabilities or kernel-level exploits\u2014just timing and control over certain paths\u2014making it both reliable and low-barrier. Moreover, privilege escalation flaws like this can be chained with other vulnerabilities to persist or evade detection, further amplifying the risk.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
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          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2025-6020"
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          "summary": "RHBZ#2372512",
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          "summary": "https://www.cve.org/CVERecord?id=CVE-2025-6020",
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        }
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          "date": "2025-10-01T16:41:41+00:00",
          "details": "The Insights proxy container image provided here is downloaded by the Red Hat\nInsights proxy product RPM.\n\nBefore applying this update, make sure all previously released errata relevant to\nyour system have been applied.",
          "product_ids": [
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            "Red Hat Insights proxy 1.5:registry.redhat.io/insights-proxy/insights-proxy-container-rhel9@sha256:8eb6b896e1eac4080a564e146f95c4166e47ca137083b37119027c6a77011207_arm64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2025:17181"
        },
        {
          "category": "workaround",
          "details": "Disable the `pam_namespace` module if it is not essential for your environment, or carefully review and configure it to avoid operating on any directories or paths that can be influenced or controlled by unprivileged users, such as user home directories or world-writable locations like `/tmp`.",
          "product_ids": [
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            "Red Hat Insights proxy 1.5:registry.redhat.io/insights-proxy/insights-proxy-container-rhel9@sha256:8eb6b896e1eac4080a564e146f95c4166e47ca137083b37119027c6a77011207_arm64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
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            "Red Hat Insights proxy 1.5:registry.redhat.io/insights-proxy/insights-proxy-container-rhel9@sha256:8eb6b896e1eac4080a564e146f95c4166e47ca137083b37119027c6a77011207_arm64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "linux-pam: Linux-pam directory Traversal"
    },
    {
      "cve": "CVE-2025-6395",
      "cwe": {
        "id": "CWE-476",
        "name": "NULL Pointer Dereference"
      },
      "discovery_date": "2025-07-07T09:30:13.037000+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2376755"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A NULL pointer dereference flaw was found in the GnuTLS software in _gnutls_figure_common_ciphersuite().",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite()",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Within regulated environments, a combination of the following controls acts as a significant barrier to successfully exploiting a CWE-476: NULL Pointer Dereference vulnerability and therefore downgrades the severity of this particular CVE from Moderate to Low.\n\nThe platform incorporates secure engineering principles and controls to enforce secure coding practices, including proper memory handling and error checking, reducing the likelihood of null pointer dereference vulnerabilities. Coding standards, tools, and processes support early detection and prevention of memory-related flaws. Static code analysis identifies null dereference and related issues during development, while system monitoring detects memory errors and anomalous behavior in the event of exploitation. Additionally, the platform leverages memory protection mechanisms such as Data Execution Prevention (DEP) and Address Space Layout Randomization (ASLR) to strengthen resilience against memory-related vulnerabilities.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
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          "Red Hat Insights proxy 1.5:registry.redhat.io/insights-proxy/insights-proxy-container-rhel9@sha256:8eb6b896e1eac4080a564e146f95c4166e47ca137083b37119027c6a77011207_arm64"
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          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2025-6395"
        },
        {
          "category": "external",
          "summary": "RHBZ#2376755",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2376755"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2025-6395",
          "url": "https://www.cve.org/CVERecord?id=CVE-2025-6395"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-6395",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-6395"
        }
      ],
      "release_date": "2025-07-10T07:56:53.029000+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-10-01T16:41:41+00:00",
          "details": "The Insights proxy container image provided here is downloaded by the Red Hat\nInsights proxy product RPM.\n\nBefore applying this update, make sure all previously released errata relevant to\nyour system have been applied.",
          "product_ids": [
            "Red Hat Insights proxy 1.5:registry.redhat.io/insights-proxy/insights-proxy-container-rhel9@sha256:4ca38b33efec0d2dd17a8fd822a7c18281810676ceabb0c1db90953cb91cd5ea_amd64",
            "Red Hat Insights proxy 1.5:registry.redhat.io/insights-proxy/insights-proxy-container-rhel9@sha256:8eb6b896e1eac4080a564e146f95c4166e47ca137083b37119027c6a77011207_arm64"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2025:17181"
        },
        {
          "category": "workaround",
          "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.",
          "product_ids": [
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            "Red Hat Insights proxy 1.5:registry.redhat.io/insights-proxy/insights-proxy-container-rhel9@sha256:8eb6b896e1eac4080a564e146f95c4166e47ca137083b37119027c6a77011207_arm64"
          ]
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      "scores": [
        {
          "cvss_v3": {
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            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat Insights proxy 1.5:registry.redhat.io/insights-proxy/insights-proxy-container-rhel9@sha256:4ca38b33efec0d2dd17a8fd822a7c18281810676ceabb0c1db90953cb91cd5ea_amd64",
            "Red Hat Insights proxy 1.5:registry.redhat.io/insights-proxy/insights-proxy-container-rhel9@sha256:8eb6b896e1eac4080a564e146f95c4166e47ca137083b37119027c6a77011207_arm64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "gnutls: NULL pointer dereference in _gnutls_figure_common_ciphersuite()"
    },
    {
      "cve": "CVE-2025-8941",
      "cwe": {
        "id": "CWE-22",
        "name": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
      },
      "discovery_date": "2025-08-13T12:11:55.270000+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2388220"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in linux-pam. The pam_namespace module may improperly handle user-controlled paths, allowing local users to exploit symlink attacks and race conditions to elevate their privileges to root. This CVE provides a \"complete\" fix for CVE-2025-6020.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "linux-pam: Incomplete fix for CVE-2025-6020",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This vulnerability in pam_namespace is rated Important because it allows a local, unprivileged user to escalate privileges to root by exploiting symlink attacks or race conditions in polyinstantiated directories under their control. Successful exploitation requires only the ability to create and manipulate filesystem paths in such directories, without the need for special capabilities or kernel-level vulnerabilities. In multi-user environments\u2014such as shared systems, terminal servers, or certain container deployments, an unprotected or misconfigured pam_namespace configuration can serve as a single point of compromise. Privilege escalation flaws of this nature may also be chained with other vulnerabilities to maintain persistence or evade detection, further increasing the overall impact.",
          "title": "Statement"
        },
        {
          "category": "general",
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          "title": "CVSS score applicability"
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      "cve": "CVE-2025-32988",
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        "id": "CWE-415",
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      "ids": [
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          "text": "2359622"
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          "category": "description",
          "text": "A flaw was found in GnuTLS. A double-free vulnerability exists in GnuTLS due to incorrect ownership handling in the export logic of Subject Alternative Name (SAN) entries containing an otherName. If the type-id OID is invalid or malformed, GnuTLS will call asn1_delete_structure() on an ASN.1 node it does not own, leading to a double-free condition when the parent function or caller later attempts to free the same structure.\n\nThis vulnerability can be triggered using only public GnuTLS APIs and may result in denial of service or memory corruption, depending on allocator behavior.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "gnutls: Vulnerability in GnuTLS otherName SAN export",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "Within regulated environments, a combination of the following controls acts as a significant barrier to successfully exploiting a CWE-415: Double Free vulnerability and therefore downgrades the severity of this particular CVE from Moderate to Low.\n\nThe platform enforces hardening guidelines to apply the most restrictive settings necessary for operational requirements. Baseline configurations and system controls ensure secure software configurations, while least functionality reduces the attack surface by enforcing safe memory allocation and deallocation practices, lowering the risk of double-free vulnerabilities. The environment employs IPS/IDS and antimalware solutions to detect and prevent malicious code while providing real-time visibility into memory usage, reducing the risk of arbitrary code execution. Static code analysis and peer reviews enforce strong input validation and error handling, minimizing the risk of denial-of-service (DoS) attacks. In the event of successful exploitation, process isolation prevents compromised workloads from accessing other processes\u2019 memory, containing the potential impact. Finally, memory protection mechanisms such as Data Execution Prevention (DEP) and Address Space Layout Randomization (ASLR) enhance resilience against memory-related vulnerabilities.\n\nAs such, successfully triggering this vulnerability would require a sophisticated attack vector that is capable of accounting for the many native and deployed security mechanisms designed to detect and contain a double-free condition.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
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        "id": "CWE-295",
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      "ids": [
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          "category": "description",
          "text": "A heap-buffer-overread vulnerability was found in GnuTLS in how it handles the Certificate Transparency (CT) Signed Certificate Timestamp (SCT) extension during X.509 certificate parsing. This flaw allows a malicious user to create a certificate containing a malformed SCT extension (OID 1.3.6.1.4.1.11129.2.4.2) that contains sensitive data. This issue leads to the exposure of confidential information when GnuTLS verifies certificates from certain websites when the certificate (SCT) is not checked correctly.",
          "title": "Vulnerability description"
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          "category": "summary",
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          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
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        }
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            "baseScore": 5.3,
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      "ids": [
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          "category": "description",
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          "title": "Vulnerability description"
        },
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          "title": "Vulnerability summary"
        },
        {
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          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
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            "Red Hat Insights proxy 1.5:registry.redhat.io/insights-proxy/insights-proxy-container-rhel9@sha256:4ca38b33efec0d2dd17a8fd822a7c18281810676ceabb0c1db90953cb91cd5ea_amd64",
            "Red Hat Insights proxy 1.5:registry.redhat.io/insights-proxy/insights-proxy-container-rhel9@sha256:8eb6b896e1eac4080a564e146f95c4166e47ca137083b37119027c6a77011207_arm64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "gnutls: Vulnerability in GnuTLS certtool template parsing"
    }
  ]
}


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Sightings

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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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