CVE-2025-26594 (GCVE-0-2025-26594)
Vulnerability from cvelistv5
Published
2025-02-25 15:53
Modified
2025-07-29 00:18
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
Summary
A use-after-free flaw was found in X.Org and Xwayland. The root cursor is referenced in the X server as a global variable. If a client frees the root cursor, the internal reference points to freed memory and causes a use-after-free.
References
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:2500Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:2502Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:2861Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:2862Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:2865Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:2866Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:2873Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:2874Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:2875Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:2879Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:2880Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:7163
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:7165
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2025:7458
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2025-26594Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2345248Issue Tracking
Impacted products
Vendor Product Version
Version: 0   ≤
Version: 22.0.0   ≤
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   Red Hat Red Hat Enterprise Linux 10 Unaffected: 0:24.1.5-3.el10_0   < *
    cpe:/o:redhat:enterprise_linux:10.0
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   Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support Unaffected: 0:1.8.0-36.el7_9   < *
    cpe:/o:redhat:rhel_els:7
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   Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support Unaffected: 0:1.20.4-30.el7_9   < *
    cpe:/o:redhat:rhel_els:7
 Create a notification for this product.
   Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:1.13.1-15.el8_10   < *
    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_2.13   < *
    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: 0:1.11.0-8.el8_4.12   < *
    cpe:/a:redhat:rhel_e4s:8.4::appstream
    cpe:/a:redhat:rhel_aus:8.4::appstream
    cpe:/a:redhat:rhel_tus:8.4::appstream
 Create a notification for this product.
   Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service Unaffected: 0:1.11.0-8.el8_4.12   < *
    cpe:/a:redhat:rhel_e4s:8.4::appstream
    cpe:/a:redhat:rhel_aus:8.4::appstream
    cpe:/a:redhat:rhel_tus:8.4::appstream
 Create a notification for this product.
   Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Unaffected: 0:1.11.0-8.el8_4.12   < *
    cpe:/a:redhat:rhel_e4s:8.4::appstream
    cpe:/a:redhat:rhel_aus:8.4::appstream
    cpe:/a:redhat:rhel_tus: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_6.13   < *
    cpe:/a:redhat:rhel_tus:8.6::appstream
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s: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_6.13   < *
    cpe:/a:redhat:rhel_tus:8.6::appstream
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s: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_6.13   < *
    cpe:/a:redhat:rhel_tus:8.6::appstream
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_e4s:8.6::appstream
 Create a notification for this product.
   Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support Unaffected: 0:1.12.0-15.el8_8.12   < *
    cpe:/a:redhat:rhel_eus:8.8::appstream
 Create a notification for this product.
   Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:1.14.1-1.el9_5.1   < *
    cpe:/a:redhat:enterprise_linux:9::appstream
 Create a notification for this product.
   Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:1.20.11-28.el9_6   < *
    cpe:/a:redhat:enterprise_linux:9::crb
    cpe:/a:redhat:enterprise_linux:9::appstream
 Create a notification for this product.
   Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:23.2.7-3.el9_6   < *
    cpe:/a:redhat:enterprise_linux:9::crb
    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: 0:1.11.0-22.el9_0.13   < *
    cpe:/a:redhat:rhel_e4s:9.0::appstream
 Create a notification for this product.
   Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:1.12.0-14.el9_2.10   < *
    cpe:/a:redhat:rhel_eus:9.2::appstream
 Create a notification for this product.
   Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support Unaffected: 0:1.13.1-8.el9_4.5   < *
    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
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   Red Hat Red Hat Enterprise Linux 6     cpe:/o:redhat:enterprise_linux:6
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   Red Hat Red Hat Enterprise Linux 8     cpe:/o:redhat:enterprise_linux:8
 Create a notification for this product.
   Red Hat Red Hat Enterprise Linux 8     cpe:/o:redhat:enterprise_linux:8
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\"https://access.redhat.com/errata/RHSA-2025:2879\", \"name\": \"RHSA-2025:2879\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2025:2880\", \"name\": \"RHSA-2025:2880\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2025:7163\", \"name\": \"RHSA-2025:7163\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2025:7165\", \"name\": \"RHSA-2025:7165\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2025:7458\", \"name\": \"RHSA-2025:7458\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/security/cve/CVE-2025-26594\", \"tags\": [\"vdb-entry\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2345248\", \"name\": \"RHBZ#2345248\", \"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 use-after-free flaw was found in X.Org and Xwayland. The root cursor is referenced in the X server as a global variable. If a client frees the root cursor, the internal reference points to freed memory and causes a use-after-free.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-416\", \"description\": \"Use After Free\"}]}], \"providerMetadata\": {\"orgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"shortName\": \"redhat\", \"dateUpdated\": \"2025-07-29T00:18:50.180Z\"}, \"x_redhatCweChain\": \"CWE-416: Use After Free\"}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-26594\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-07-29T00:18:50.180Z\", \"dateReserved\": \"2025-02-12T14:12:22.795Z\", \"assignerOrgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"datePublished\": \"2025-02-25T15:53:51.324Z\", \"assignerShortName\": \"redhat\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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