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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2025-26596

Xorg: xwayland: heap overflow in xkbwritekeysyms()

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Status
Published
Published
Updated
Assigning organization
redhat

Description

A heap overflow flaw was found in X.Org and Xwayland. The computation of the length in XkbSizeKeySyms() differs from what is written in XkbWriteKeySyms(), which may lead to a heap-based buffer overflow.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

xserver

Default version status: unaffected

  • 0 to < 21.1.16affected
  • 22.0.0 to < 24.1.6affected

Red Hat Red Hat Enterprise Linux 10

Default version status: affected

  • 0:24.1.5-3.el10_0 to < *unaffected

Red Hat Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION

Default version status: affected

  • 0:1.1.0-25.el6_10 to < *unaffected

Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support

Default version status: affected

  • 0:1.8.0-36.el7_9 to < *unaffected

Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support

Default version status: affected

  • 0:1.20.4-30.el7_9 to < *unaffected

Red Hat Red Hat Enterprise Linux 8

Default version status: affected

  • 0:1.13.1-15.el8_10 to < *unaffected

Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support

Default version status: affected

  • 0:1.9.0-15.el8_2.13 to < *unaffected

Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support

Default version status: affected

  • 0:1.11.0-8.el8_4.12 to < *unaffected

Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service

Default version status: affected

  • 0:1.11.0-8.el8_4.12 to < *unaffected

Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions

Default version status: affected

  • 0:1.11.0-8.el8_4.12 to < *unaffected

Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support

Default version status: affected

  • 0:1.12.0-6.el8_6.13 to < *unaffected

Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service

Default version status: affected

  • 0:1.12.0-6.el8_6.13 to < *unaffected

Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions

Default version status: affected

  • 0:1.12.0-6.el8_6.13 to < *unaffected

Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support

Default version status: affected

  • 0:1.12.0-15.el8_8.12 to < *unaffected

Red Hat Red Hat Enterprise Linux 9

Default version status: affected

  • 0:1.14.1-1.el9_5.1 to < *unaffected

Red Hat Red Hat Enterprise Linux 9

Default version status: affected

  • 0:1.20.11-28.el9_6 to < *unaffected

Red Hat Red Hat Enterprise Linux 9

Default version status: affected

  • 0:23.2.7-3.el9_6 to < *unaffected

Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Default version status: affected

  • 0:1.11.0-22.el9_0.13 to < *unaffected

Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support

Default version status: affected

  • 0:1.12.0-14.el9_2.10 to < *unaffected

Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support

Default version status: affected

  • 0:1.13.1-8.el9_4.5 to < *unaffected

Red Hat Red Hat Enterprise Linux 6

Default version status: unknown

Red Hat Red Hat Enterprise Linux 8

Default version status: unaffected

Red Hat Red Hat Enterprise Linux 8

Default version status: unaffected

References