CVE-2025-49178 (GCVE-0-2025-49178)

Vulnerability from cvelistv5 – Published: 2025-06-17 14:54 – Updated: 2025-11-20 21:11
VLAI?
Summary
A flaw was found in the X server's request handling. Non-zero 'bytes to ignore' in a client's request can cause the server to skip processing another client's request, potentially leading to a denial of service.
CWE
Assigner
References
https://access.redhat.com/errata/RHSA-2025:10258 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10342 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10343 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10344 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10346 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10347 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10348 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10349 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10350 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10351 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10352 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10355 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10356 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10360 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10370 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10374 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10375 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10376 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10377 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10378 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10381 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10410 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:9303 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:9304 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:9305 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:9306 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:9392 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:9964 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2025-49178 vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2369977 issue-trackingx_refsource_REDHAT
Impacted products
Vendor Product Version
Red Hat Red Hat Enterprise Linux 10 Unaffected: 0:24.1.5-4.el10_0 , < * (rpm)
    cpe:/o:redhat:enterprise_linux:10.0
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION Unaffected: 0:1.1.0-25.el6_10.1 , < * (rpm)
    cpe:/o:redhat:rhel_els:6
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7.7 Advanced Update Support Unaffected: 0:1.8.0-17.el7_7.1 , < * (rpm)
    cpe:/o:redhat:rhel_aus:7.7::server
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support Unaffected: 0:1.20.4-32.el7_9 , < * (rpm)
    cpe:/o:redhat:rhel_els:7
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support Unaffected: 0:1.8.0-36.el7_9.2 , < * (rpm)
    cpe:/o:redhat:rhel_els:7
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:1.20.11-26.el8_10 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:8::crb
    cpe:/a:redhat:enterprise_linux:8::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:21.1.3-18.el8_10 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:8::crb
    cpe:/a:redhat:enterprise_linux:8::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:1.15.0-7.el8_10 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:8::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:1.9.0-15.el8_2.14 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.2::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support Unaffected: 0:1.20.6-4.el8_2 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.2::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:1.20.10-2.el8_4 , < * (rpm)
    cpe:/a:redhat:rhel_eus_long_life:8.4::appstream
    cpe:/a:redhat:rhel_aus:8.4::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Unaffected: 0:1.11.0-8.el8_4.13 , < * (rpm)
    cpe:/a:redhat:rhel_eus_long_life:8.4::appstream
    cpe:/a:redhat:rhel_aus:8.4::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On Unaffected: 0:1.20.10-2.el8_4 , < * (rpm)
    cpe:/a:redhat:rhel_eus_long_life:8.4::appstream
    cpe:/a:redhat:rhel_aus:8.4::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On Unaffected: 0:1.11.0-8.el8_4.13 , < * (rpm)
    cpe:/a:redhat:rhel_eus_long_life:8.4::appstream
    cpe:/a:redhat:rhel_aus:8.4::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Unaffected: 0:1.12.0-6.el8_6.14 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
    cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
    cpe:/a:redhat:rhel_tus:8.6::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Unaffected: 0:21.1.3-2.el8_6.4 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
    cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
    cpe:/a:redhat:rhel_tus:8.6::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Unaffected: 0:1.20.11-5.el8_6.3 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
    cpe:/a:redhat:rhel_tus:8.6::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On Unaffected: 0:1.12.0-6.el8_6.14 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
    cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
    cpe:/a:redhat:rhel_tus:8.6::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On Unaffected: 0:21.1.3-2.el8_6.4 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
    cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
    cpe:/a:redhat:rhel_tus:8.6::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service Unaffected: 0:1.12.0-6.el8_6.14 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
    cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
    cpe:/a:redhat:rhel_tus:8.6::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service Unaffected: 0:21.1.3-2.el8_6.4 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
    cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
    cpe:/a:redhat:rhel_tus:8.6::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service Unaffected: 0:1.20.11-5.el8_6.3 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
    cpe:/a:redhat:rhel_tus:8.6::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions Unaffected: 0:1.12.0-6.el8_6.14 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
    cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
    cpe:/a:redhat:rhel_tus:8.6::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions Unaffected: 0:21.1.3-2.el8_6.4 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
    cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
    cpe:/a:redhat:rhel_tus:8.6::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions Unaffected: 0:1.20.11-5.el8_6.3 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
    cpe:/a:redhat:rhel_tus:8.6::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Long-Life Add-On Unaffected: 0:1.20.11-16.el8_8 , < * (rpm)
    cpe:/a:redhat:rhel_eus_long_life:8.8::appstream
    cpe:/a:redhat:rhel_tus:8.8::appstream
    cpe:/a:redhat:rhel_e4s:8.8::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Long-Life Add-On Unaffected: 0:21.1.3-11.el8_8 , < * (rpm)
    cpe:/a:redhat:rhel_eus_long_life:8.8::appstream
    cpe:/a:redhat:rhel_tus:8.8::appstream
    cpe:/a:redhat:rhel_e4s:8.8::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service Unaffected: 0:1.20.11-16.el8_8 , < * (rpm)
    cpe:/a:redhat:rhel_eus_long_life:8.8::appstream
    cpe:/a:redhat:rhel_tus:8.8::appstream
    cpe:/a:redhat:rhel_e4s:8.8::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service Unaffected: 0:1.12.0-15.el8_8.14 , < * (rpm)
    cpe:/a:redhat:rhel_tus:8.8::appstream
    cpe:/a:redhat:rhel_e4s:8.8::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service Unaffected: 0:21.1.3-11.el8_8 , < * (rpm)
    cpe:/a:redhat:rhel_eus_long_life:8.8::appstream
    cpe:/a:redhat:rhel_tus:8.8::appstream
    cpe:/a:redhat:rhel_e4s:8.8::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Unaffected: 0:1.20.11-16.el8_8 , < * (rpm)
    cpe:/a:redhat:rhel_eus_long_life:8.8::appstream
    cpe:/a:redhat:rhel_tus:8.8::appstream
    cpe:/a:redhat:rhel_e4s:8.8::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Unaffected: 0:1.12.0-15.el8_8.14 , < * (rpm)
    cpe:/a:redhat:rhel_tus:8.8::appstream
    cpe:/a:redhat:rhel_e4s:8.8::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Unaffected: 0:21.1.3-11.el8_8 , < * (rpm)
    cpe:/a:redhat:rhel_eus_long_life:8.8::appstream
    cpe:/a:redhat:rhel_tus:8.8::appstream
    cpe:/a:redhat:rhel_e4s:8.8::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:1.20.11-31.el9_6 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:9::appstream
    cpe:/a:redhat:enterprise_linux:9::crb
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:23.2.7-4.el9_6 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:9::appstream
    cpe:/a:redhat:enterprise_linux:9::crb
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:1.14.1-8.el9_6 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:9::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Unaffected: 0:21.1.3-3.el9_0 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:9.0::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Unaffected: 0:1.20.11-11.el9_0 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:9.0::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Unaffected: 0:1.11.0-22.el9_0.15 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:9.0::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Unaffected: 0:21.1.3-8.el9_2 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:9.2::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Unaffected: 0:1.20.11-18.el9_2 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:9.2::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Unaffected: 0:1.12.0-14.el9_2.12 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:9.2::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support Unaffected: 0:22.1.9-6.el9_4 , < * (rpm)
    cpe:/a:redhat:rhel_eus:9.4::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support Unaffected: 0:1.20.11-26.el9_4 , < * (rpm)
    cpe:/a:redhat:rhel_eus:9.4::appstream
    cpe:/a:redhat:rhel_eus:9.4::crb
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support Unaffected: 0:1.13.1-8.el9_4.7 , < * (rpm)
    cpe:/a:redhat:rhel_eus:9.4::appstream
Create a notification for this product.
    Red Hat Red Hat Enterprise Linux 6     cpe:/o:redhat:enterprise_linux:6
Create a notification for this product.
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-49178",
                "options": [
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                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
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                "role": "CISA Coordinator",
                "timestamp": "2025-06-17T15:05:17.851006Z",
                "version": "2.0.3"
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    "cna": {
      "affected": [
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:10.0"
          ],
          "defaultStatus": "affected",
          "packageName": "xorg-x11-server-Xwayland",
          "product": "Red Hat Enterprise Linux 10",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:24.1.5-4.el10_0",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:rhel_els:6"
          ],
          "defaultStatus": "affected",
          "packageName": "tigervnc",
          "product": "Red Hat Enterprise Linux 6 Extended Lifecycle Support  - EXTENSION",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:1.1.0-25.el6_10.1",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:rhel_aus:7.7::server"
          ],
          "defaultStatus": "affected",
          "packageName": "tigervnc",
          "product": "Red Hat Enterprise Linux 7.7 Advanced Update Support",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:1.8.0-17.el7_7.1",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:rhel_els:7"
          ],
          "defaultStatus": "affected",
          "packageName": "xorg-x11-server",
          "product": "Red Hat Enterprise Linux 7 Extended Lifecycle Support",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:1.20.4-32.el7_9",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:rhel_els:7"
          ],
          "defaultStatus": "affected",
          "packageName": "tigervnc",
          "product": "Red Hat Enterprise Linux 7 Extended Lifecycle Support",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:1.8.0-36.el7_9.2",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:enterprise_linux:8::crb",
            "cpe:/a:redhat:enterprise_linux:8::appstream"
          ],
          "defaultStatus": "affected",
          "packageName": "xorg-x11-server",
          "product": "Red Hat Enterprise Linux 8",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:1.20.11-26.el8_10",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:enterprise_linux:8::crb",
            "cpe:/a:redhat:enterprise_linux:8::appstream"
          ],
          "defaultStatus": "affected",
          "packageName": "xorg-x11-server-Xwayland",
          "product": "Red Hat Enterprise Linux 8",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:21.1.3-18.el8_10",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:enterprise_linux:8::appstream"
          ],
          "defaultStatus": "affected",
          "packageName": "tigervnc",
          "product": "Red Hat Enterprise Linux 8",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:1.15.0-7.el8_10",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:rhel_aus:8.2::appstream"
          ],
          "defaultStatus": "affected",
          "packageName": "tigervnc",
          "product": "Red Hat Enterprise Linux 8.2 Advanced Update Support",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
              "status": "unaffected",
              "version": "0:1.9.0-15.el8_2.14",
              "versionType": "rpm"
            }
          ]
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:rhel_aus:8.2::appstream"
          ],
          "defaultStatus": "affected",
          "packageName": "xorg-x11-server",
          "product": "Red Hat Enterprise Linux 8.2 Advanced Update Support",
          "vendor": "Red Hat",
          "versions": [
            {
              "lessThan": "*",
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{\"url\": \"https://access.redhat.com/errata/RHSA-2025:10410\", \"name\": \"RHSA-2025:10410\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2025:9303\", \"name\": \"RHSA-2025:9303\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2025:9304\", \"name\": \"RHSA-2025:9304\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2025:9305\", \"name\": \"RHSA-2025:9305\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2025:9306\", \"name\": \"RHSA-2025:9306\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2025:9392\", \"name\": \"RHSA-2025:9392\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2025:9964\", \"name\": \"RHSA-2025:9964\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/security/cve/CVE-2025-49178\", \"tags\": [\"vdb-entry\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2369977\", \"name\": \"RHBZ#2369977\", \"tags\": [\"issue-tracking\", \"x_refsource_REDHAT\"]}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"Mitigation for this issue is either not available or the currently available options don\u0027t meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A flaw was found in the X server\u0027s request handling. Non-zero \u0027bytes to ignore\u0027 in a client\u0027s request can cause the server to skip processing another client\u0027s request, potentially leading to a denial of service.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-667\", \"description\": \"Improper Locking\"}]}], \"providerMetadata\": {\"orgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"shortName\": \"redhat\", \"dateUpdated\": \"2025-11-20T21:11:22.439Z\"}, \"x_redhatCweChain\": \"CWE-667: Improper Locking\"}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-49178\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-20T21:11:22.439Z\", \"dateReserved\": \"2025-06-03T05:38:02.947Z\", \"assignerOrgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"datePublished\": \"2025-06-17T14:54:42.646Z\", \"assignerShortName\": \"redhat\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


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Sightings

Author Source Type Date

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.


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Detection rules are retrieved from Rulezet.

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