fkie_cve-2025-26600
Vulnerability from fkie_nvd
Published
2025-02-25 16:15
Modified
2025-04-10 20:24
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
A use-after-free flaw was found in X.Org and Xwayland. When a device is removed while still frozen, the events queued for that device remain while the device is freed. Replaying the events will cause 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/security/cve/CVE-2025-26600Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2345252Issue Tracking
Impacted products
Vendor Product Version
tigervnc tigervnc -
x.org x_server -
x.org xwayland -
redhat enterprise_linux 7.0
redhat enterprise_linux 8.0
redhat enterprise_linux 9.0


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:tigervnc:tigervnc:-:*:*:*:*:*:*:*",
                     matchCriteriaId: "79A8316C-BA22-441E-92AF-415AFABCEB76",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:x.org:x_server:-:*:*:*:*:*:*:*",
                     matchCriteriaId: "858025BB-24A3-42C3-B157-486862B37124",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:x.org:xwayland:-:*:*:*:*:*:*:*",
                     matchCriteriaId: "698FAFE9-BC9C-4ACF-8884-A18135EB2AA0",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
                     matchCriteriaId: "142AD0DD-4CF3-4D74-9442-459CE3347E3A",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*",
                     matchCriteriaId: "F4CFF558-3C47-480D-A2F0-BABF26042943",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*",
                     matchCriteriaId: "7F6FB57C-2BC7-487C-96DD-132683AEB35D",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "A use-after-free flaw was found in X.Org and Xwayland. When a device is removed while still frozen, the events queued for that device remain while the device is freed. Replaying the events will cause a use-after-free.",
      },
      {
         lang: "es",
         value: "Se encontró una falla de use-after-free en X.Org y Xwayland. Cuando se elimina un dispositivo mientras aún está congelado, los eventos en cola para ese dispositivo permanecen mientras se libera el dispositivo. La reproducción de los eventos provocará un use-after-free.",
      },
   ],
   id: "CVE-2025-26600",
   lastModified: "2025-04-10T20:24:22.573",
   metrics: {
      cvssMetricV31: [
         {
            cvssData: {
               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",
            },
            exploitabilityScore: 1.8,
            impactScore: 5.9,
            source: "secalert@redhat.com",
            type: "Secondary",
         },
         {
            cvssData: {
               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",
            },
            exploitabilityScore: 1.8,
            impactScore: 5.9,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2025-02-25T16:15:39.350",
   references: [
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/errata/RHSA-2025:2500",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/errata/RHSA-2025:2502",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/errata/RHSA-2025:2861",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/errata/RHSA-2025:2862",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/errata/RHSA-2025:2865",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/errata/RHSA-2025:2866",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/errata/RHSA-2025:2873",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/errata/RHSA-2025:2874",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/errata/RHSA-2025:2875",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/errata/RHSA-2025:2879",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/errata/RHSA-2025:2880",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://access.redhat.com/security/cve/CVE-2025-26600",
      },
      {
         source: "secalert@redhat.com",
         tags: [
            "Issue Tracking",
         ],
         url: "https://bugzilla.redhat.com/show_bug.cgi?id=2345252",
      },
   ],
   sourceIdentifier: "secalert@redhat.com",
   vulnStatus: "Analyzed",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-416",
            },
         ],
         source: "secalert@redhat.com",
         type: "Secondary",
      },
      {
         description: [
            {
               lang: "en",
               value: "CWE-416",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.