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Security update for xorg-x11-server

Type: advisorySources: OSV

This update for xorg-x11-server fixes the following issues: - CVE-2026-88812: XKB SetGeometry TextDoodad Double Free (bsc#1281213). - CVE-2026-93515: X.Org Server Present Extension Use-After-Free (bsc#1281218). - CVE-2026-93516: X.Org Server XInput Passive Grab Use-After-Free (bsc#1281220). - CVE-2026-93517: GLX RenderLarge Heap Buffer Overflow (bsc#1281225). - CVE-2026-93518: XKB ResizeKeyType Numeric Truncation (bsc#1281227). - CVE-2026-93519: XFixes Pointer Barrier Event List Buffer Overflow (bsc#1281233). - CVE-2026-93520: XKB ChangeKeycodeRange Heap Out-of-Bounds Write (bsc#1281236). - CVE-2026-93521: RandR ChangeProviderProperty Heap Buffer Overflow (bsc#1281238). - CVE-2026-93523: XInput2 PassiveUngrabDevice Out-of-Bounds Write (bsc#1281241). - CVE-2026-93524: XKB SetMap Key Width/Action Count Desync Out-Of-Bounds Read (bsc#1281242). - CVE-2026-93536: GestureBuildSprite Use-After-Free (bsc#1281244).

Products
xorg-x11-server
Affected versions
Not specified
Fixed versions
21.1.11-150600.5.34.1
CVEs
CVE-2026-88812, CVE-2026-93515, CVE-2026-93516, CVE-2026-93517, CVE-2026-93518, CVE-2026-93519, CVE-2026-93520, CVE-2026-93521, CVE-2026-93523, CVE-2026-93524, CVE-2026-93536
Confirmed fixed CVEs
Not specified
Updated in this feed
30 Oct 2026, 12:37 UTC · Revision 1

Source evidence

Security update for xorg-x11-server

core-osv · Original source

Published 13 Oct 2026, 16:48 UTC

This update for xorg-x11-server fixes the following issues: - CVE-2026-88812: XKB SetGeometry TextDoodad Double Free (bsc#1281213). - CVE-2026-93515: X.Org Server Present Extension Use-After-Free (bsc#1281218). - CVE-2026-93516: X.Org Server XInput Passive Grab Use-After-Free (bsc#1281220). - CVE-2026-93517: GLX RenderLarge Heap Buffer Overflow (bsc#1281225). - CVE-2026-93518: XKB ResizeKeyType Numeric Truncation (bsc#1281227). - CVE-2026-93519: XFixes Pointer Barrier Event List Buffer Overflow (bsc#1281233). - CVE-2026-93520: XKB ChangeKeycodeRange Heap Out-of-Bounds Write (bsc#1281236). - CVE-2026-93521: RandR ChangeProviderProperty Heap Buffer Overflow (bsc#1281238). - CVE-2026-93523: XInput2 PassiveUngrabDevice Out-of-Bounds Write (bsc#1281241). - CVE-2026-93524: XKB SetMap Key Width/Action Count Desync Out-Of-Bounds Read (bsc#1281242). - CVE-2026-93536: GestureBuildSprite Use-After-Free (bsc#1281244).

osv:SUSE-SU-2026:4647-1

xorg-x11-server

Fixed versions: 21.1.11-150600.5.34.1

xorg-x11-server

Fixed versions: 21.1.11-150600.5.34.1

Complete source record
{
  "id": "651282482c2996921b53750643dfff98b8e4a7301e2a99fc648a766162b8984a",
  "url": "https://osv.dev/vulnerability/SUSE-SU-2026%3A4647-1",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Security update for xorg-x11-server",
    "summary": "This update for xorg-x11-server fixes the following issues: - CVE-2026-88812: XKB SetGeometry TextDoodad Double Free (bsc#1281213). - CVE-2026-93515: X.Org Server Present Extension Use-After-Free (bsc#1281218). - CVE-2026-93516: X.Org Server XInput Passive Grab Use-After-Free (bsc#1281220). - CVE-2026-93517: GLX RenderLarge Heap Buffer Overflow (bsc#1281225). - CVE-2026-93518: XKB ResizeKeyType Numeric Truncation (bsc#1281227). - CVE-2026-93519: XFixes Pointer Barrier Event List Buffer Overflow (bsc#1281233). - CVE-2026-93520: XKB ChangeKeycodeRange Heap Out-of-Bounds Write (bsc#1281236). - CVE-2026-93521: RandR ChangeProviderProperty Heap Buffer Overflow (bsc#1281238). - CVE-2026-93523: XInput2 PassiveUngrabDevice Out-of-Bounds Write (bsc#1281241). - CVE-2026-93524: XKB SetMap Key Width/Action Count Desync Out-Of-Bounds Read (bsc#1281242). - CVE-2026-93536: GestureBuildSprite Use-After-Free (bsc#1281244).",
    "evidence": "osv:SUSE-SU-2026:4647-1",
    "products": [
      {
        "name": {
          "value": "xorg-x11-server",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "21.1.11-150600.5.34.1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "xorg-x11-server",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "21.1.11-150600.5.34.1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "SUSE-SU-2026:4647-1",
      "aliases": [
        "SUSE-SU-2026:4647-1"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "21.1.11-150600.5.34.1"
                }
              ]
            }
          ],
          "package": {
            "name": "xorg-x11-server",
            "purl": "pkg:rpm/suse/xorg-x11-server&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSS",
            "ecosystem": "SUSE:Linux Enterprise Server 15 SP6-LTSS"
          },
          "database_specific": {
            "source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4647-1.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "xorg-x11-server": "21.1.11-150600.5.34.1",
                "xorg-x11-server-sdk": "21.1.11-150600.5.34.1",
                "xorg-x11-server-Xvfb": "21.1.11-150600.5.34.1",
                "xorg-x11-server-extra": "21.1.11-150600.5.34.1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "21.1.11-150600.5.34.1"
                }
              ]
            }
          ],
          "package": {
            "name": "xorg-x11-server",
            "purl": "pkg:rpm/suse/xorg-x11-server&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6",
            "ecosystem": "SUSE:Linux Enterprise Server for SAP Applications 15 SP6"
          },
          "database_specific": {
            "source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4647-1.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "xorg-x11-server": "21.1.11-150600.5.34.1",
                "xorg-x11-server-sdk": "21.1.11-150600.5.34.1",
                "xorg-x11-server-Xvfb": "21.1.11-150600.5.34.1",
                "xorg-x11-server-extra": "21.1.11-150600.5.34.1"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-14T17:30:08.563766381Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-88812",
        "CVE-2026-93515",
        "CVE-2026-93516",
        "CVE-2026-93517",
        "CVE-2026-93518",
        "CVE-2026-93519",
        "CVE-2026-93520",
        "CVE-2026-93521",
        "CVE-2026-93523",
        "CVE-2026-93524",
        "CVE-2026-93536"
      ],
      "references": [
        "https://www.suse.com/support/update/announcement/2026/suse-su-20264647-1/",
        "https://bugzilla.suse.com/1281213",
        "https://bugzilla.suse.com/1281218",
        "https://bugzilla.suse.com/1281220",
        "https://bugzilla.suse.com/1281225",
        "https://bugzilla.suse.com/1281227",
        "https://bugzilla.suse.com/1281233",
        "https://bugzilla.suse.com/1281236",
        "https://bugzilla.suse.com/1281238",
        "https://bugzilla.suse.com/1281241",
        "https://bugzilla.suse.com/1281242",
        "https://bugzilla.suse.com/1281244",
        "https://www.suse.com/security/cve/CVE-2026-88812",
        "https://www.suse.com/security/cve/CVE-2026-93515",
        "https://www.suse.com/security/cve/CVE-2026-93516",
        "https://www.suse.com/security/cve/CVE-2026-93517",
        "https://www.suse.com/security/cve/CVE-2026-93518",
        "https://www.suse.com/security/cve/CVE-2026-93519",
        "https://www.suse.com/security/cve/CVE-2026-93520",
        "https://www.suse.com/security/cve/CVE-2026-93521",
        "https://www.suse.com/security/cve/CVE-2026-93523",
        "https://www.suse.com/security/cve/CVE-2026-93524",
        "https://www.suse.com/security/cve/CVE-2026-93536"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-88812",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-93515",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-93516",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-93517",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-93518",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-93519",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-93520",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-93521",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-93523",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-93524",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-93536",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 317525,
  "published_at": "2026-10-13T16:48:49+00:00"
}