cve-2026-57156

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    "title": "FreeRDP: FreeRDP: Arbitrary code execution or denial of service via integer overflow in RDP message processing",
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          "category": "description",
          "text": "A flaw was found in FreeRDP clients. A remote attacker, acting as a malicious Remote Desktop Protocol (RDP) peer, could exploit an integer overflow vulnerability. This overflow occurs when the client processes a specially crafted RDP message, leading to the allocation of an undersized memory buffer. Consequently, the client attempts to write data beyond the boundaries of this buffer, which can result in arbitrary code execution or a denial of service.",
          "title": "Vulnerability description"
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          "text": "FreeRDP: FreeRDP: Arbitrary code execution or denial of service via integer overflow in RDP message processing",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
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      "references": [
        {
          "category": "self",
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          "url": "https://access.redhat.com/security/cve/CVE-2026-57156"
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          "summary": "RHBZ#2499160",
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        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-57156",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-57156"
        },
        {
          "category": "external",
          "summary": "https://github.com/FreeRDP/FreeRDP/commit/487f35daccb36a6224e530dcd8fa60850825f823",
          "url": "https://github.com/FreeRDP/FreeRDP/commit/487f35daccb36a6224e530dcd8fa60850825f823"
        },
        {
          "category": "external",
          "summary": "https://github.com/FreeRDP/FreeRDP/pull/12938",
          "url": "https://github.com/FreeRDP/FreeRDP/pull/12938"
        },
        {
          "category": "external",
          "summary": "https://github.com/FreeRDP/FreeRDP/releases/tag/3.28.0",
          "url": "https://github.com/FreeRDP/FreeRDP/releases/tag/3.28.0"
        },
        {
          "category": "external",
          "summary": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-v5wf-j8j4-77h7",
          "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-v5wf-j8j4-77h7"
        }
      ],
      "release_date": "2026-07-10T19:52:25.553000+00:00",
      "remediations": [
        {
          "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": [
            "red_hat_enterprise_linux_6:freerdp",
            "red_hat_enterprise_linux_6:freerdp-devel",
            "red_hat_enterprise_linux_6:freerdp-libs",
            "red_hat_enterprise_linux_6:freerdp-plugins",
            "red_hat_enterprise_linux_6:freerdp.src",
            "red_hat_enterprise_linux_7:freerdp",
            "red_hat_enterprise_linux_7:freerdp-devel",
            "red_hat_enterprise_linux_7:freerdp-libs",
            "red_hat_enterprise_linux_7:freerdp-plugins",
            "red_hat_enterprise_linux_7:freerdp.src",
            "red_hat_enterprise_linux_7:libwinpr",
            "red_hat_enterprise_linux_7:libwinpr-devel"
          ]
        },
        {
          "category": "no_fix_planned",
          "details": "Out of support scope",
          "product_ids": [
            "red_hat_enterprise_linux_6:freerdp",
            "red_hat_enterprise_linux_6:freerdp-devel",
            "red_hat_enterprise_linux_6:freerdp-libs",
            "red_hat_enterprise_linux_6:freerdp-plugins",
            "red_hat_enterprise_linux_6:freerdp.src",
            "red_hat_enterprise_linux_7:freerdp",
            "red_hat_enterprise_linux_7:freerdp-devel",
            "red_hat_enterprise_linux_7:freerdp-libs",
            "red_hat_enterprise_linux_7:freerdp-plugins",
            "red_hat_enterprise_linux_7:freerdp.src",
            "red_hat_enterprise_linux_7:libwinpr",
            "red_hat_enterprise_linux_7:libwinpr-devel"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "red_hat_enterprise_linux_10:freerdp",
            "red_hat_enterprise_linux_10:freerdp-devel",
            "red_hat_enterprise_linux_10:freerdp-libs",
            "red_hat_enterprise_linux_10:freerdp-server",
            "red_hat_enterprise_linux_10:freerdp.src",
            "red_hat_enterprise_linux_10:libwinpr",
            "red_hat_enterprise_linux_10:libwinpr-devel",
            "red_hat_enterprise_linux_6:freerdp",
            "red_hat_enterprise_linux_6:freerdp-devel",
            "red_hat_enterprise_linux_6:freerdp-libs",
            "red_hat_enterprise_linux_6:freerdp-plugins",
            "red_hat_enterprise_linux_6:freerdp.src",
            "red_hat_enterprise_linux_7:freerdp",
            "red_hat_enterprise_linux_7:freerdp-devel",
            "red_hat_enterprise_linux_7:freerdp-libs",
            "red_hat_enterprise_linux_7:freerdp-plugins",
            "red_hat_enterprise_linux_7:freerdp.src",
            "red_hat_enterprise_linux_7:libwinpr",
            "red_hat_enterprise_linux_7:libwinpr-devel",
            "red_hat_enterprise_linux_8:freerdp",
            "red_hat_enterprise_linux_8:freerdp-devel",
            "red_hat_enterprise_linux_8:freerdp-libs",
            "red_hat_enterprise_linux_8:freerdp.src",
            "red_hat_enterprise_linux_8:libwinpr",
            "red_hat_enterprise_linux_8:libwinpr-devel",
            "red_hat_enterprise_linux_9:freerdp",
            "red_hat_enterprise_linux_9:freerdp-devel",
            "red_hat_enterprise_linux_9:freerdp-libs",
            "red_hat_enterprise_linux_9:freerdp.src",
            "red_hat_enterprise_linux_9:libwinpr",
            "red_hat_enterprise_linux_9:libwinpr-devel"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important",
          "product_ids": [
            "red_hat_enterprise_linux_10:freerdp",
            "red_hat_enterprise_linux_10:freerdp-devel",
            "red_hat_enterprise_linux_10:freerdp-libs",
            "red_hat_enterprise_linux_10:freerdp-server",
            "red_hat_enterprise_linux_10:freerdp.src",
            "red_hat_enterprise_linux_10:libwinpr",
            "red_hat_enterprise_linux_10:libwinpr-devel",
            "red_hat_enterprise_linux_6:freerdp",
            "red_hat_enterprise_linux_6:freerdp-devel",
            "red_hat_enterprise_linux_6:freerdp-libs",
            "red_hat_enterprise_linux_6:freerdp-plugins",
            "red_hat_enterprise_linux_6:freerdp.src",
            "red_hat_enterprise_linux_7:freerdp",
            "red_hat_enterprise_linux_7:freerdp-devel",
            "red_hat_enterprise_linux_7:freerdp-libs",
            "red_hat_enterprise_linux_7:freerdp-plugins",
            "red_hat_enterprise_linux_7:freerdp.src",
            "red_hat_enterprise_linux_7:libwinpr",
            "red_hat_enterprise_linux_7:libwinpr-devel",
            "red_hat_enterprise_linux_8:freerdp",
            "red_hat_enterprise_linux_8:freerdp-devel",
            "red_hat_enterprise_linux_8:freerdp-libs",
            "red_hat_enterprise_linux_8:freerdp.src",
            "red_hat_enterprise_linux_8:libwinpr",
            "red_hat_enterprise_linux_8:libwinpr-devel",
            "red_hat_enterprise_linux_9:freerdp",
            "red_hat_enterprise_linux_9:freerdp-devel",
            "red_hat_enterprise_linux_9:freerdp-libs",
            "red_hat_enterprise_linux_9:freerdp.src",
            "red_hat_enterprise_linux_9:libwinpr",
            "red_hat_enterprise_linux_9:libwinpr-devel"
          ]
        }
      ],
      "title": "FreeRDP: FreeRDP: Arbitrary code execution or denial of service via integer overflow in RDP message processing"
    }
  ]
}