ALT-PU-2025-12742-1 — xorg-server

BDU:2018-01290

MEDIUM6.6

Уязвимость программного пакета X.Org Server, вызванная ошибками при обработке и проверке параметров командной строки, позволяющая нарушителю получить привилегии root и перезаписать произвольный файл в операционной системе

Published: 2018-10-30Modified: 2025-09-09

CVSS 3.xMEDIUM 6.6

CVSS:3.x/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0HIGH 7.2

CVSS:2.0/AV:L/AC:L/Au:N/C:C/I:C/A:C

References

CVE-2018-14665

BDU:2025-07022

MEDIUM6.1

Уязвимость функции RRChangeProviderProperty() сервера X Window System Xorg-server, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2025-06-18Modified: 2026-03-03

CVSS 3.xMEDIUM 6.1

CVSS:3.x/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H

CVSS 2.0MEDIUM 5.2

CVSS:2.0/AV:L/AC:L/Au:S/C:P/I:N/A:C

References

CVE-2025-49180

BDU:2025-11858

MEDIUM5.5

Уязвимость расширения X Rendering реализации сервера X Window System X.Org Server и реализации протокола Wayland для X.Org XWayland, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2025-09-27Modified: 2026-03-03

CVSS 3.xMEDIUM 5.5

CVSS:3.x/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS 2.0MEDIUM 4.6

CVSS:2.0/AV:L/AC:L/Au:S/C:N/I:N/A:C

References

CVE-2025-49175

BDU:2025-11903

MEDIUM6.6

Уязвимость расширения Big Requests реализации протокола Wayland для X.Org XWayland и реализации сервера X Window System X.Org Server, позволяющая нарушителю получить доступ к конфиденциальным данным, нарушить их целостность, а также вызвать отказ в обслуживании

Published: 2025-09-27Modified: 2026-03-03

CVSS 3.xMEDIUM 6.6

CVSS:3.x/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

CVSS 2.0MEDIUM 5.7

CVSS:2.0/AV:L/AC:L/Au:S/C:P/I:P/A:C

References

CVE-2025-49176

BDU:2025-12255

MEDIUM5.5

Уязвимость функции ReadRequestFromClient компонента os/io.c реализации протокола Wayland для X.Org XWayland и реализации сервера X Window System X.Org Server, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2025-09-27Modified: 2026-03-03

CVSS 3.xMEDIUM 5.5

CVSS:3.x/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS 2.0MEDIUM 4.6

CVSS:2.0/AV:L/AC:L/Au:S/C:N/I:N/A:C

References

CVE-2025-49178

CVE-2018-14665

MEDIUM6.6

A flaw was found in xorg-x11-server before 1.20.3. An incorrect permission check for -modulepath and -logfile options when starting Xorg. X server allows unprivileged users with the ability to log in to the system via physical console to escalate their privileges and run arbitrary code under root privileges.

Published: 2018-10-25Modified: 2025-08-29

CVSS 2.0HIGH 7.2

CVSS:2.0/AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS 3.xMEDIUM 6.6

CVSS:3.x/CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

CVE-2025-49175

MEDIUM6.1

A flaw was found in the X Rendering extension's handling of animated cursors. If a client provides no cursors, the server assumes at least one is present, leading to an out-of-bounds read and potential crash.

Published: 2025-06-17Modified: 2026-04-14

CVSS 3.xMEDIUM 6.1

CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H

References

CVE-2025-49176

HIGH7.3

A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an integer overflow and bypassing the size check.

Published: 2025-06-17Modified: 2026-04-14

CVSS 3.xHIGH 7.3

CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H

References

CVE-2025-49178

MEDIUM5.5

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.

Published: 2025-06-17Modified: 2026-04-14

CVSS 3.xMEDIUM 5.5

CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

CVE-2025-49180

HIGH7.8

A flaw was found in the RandR extension, where the RRChangeProviderProperty function does not properly validate input. This issue leads to an integer overflow when computing the total size to allocate.

Published: 2025-06-17Modified: 2026-04-14

CVSS 3.xHIGH 7.8

CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Package update xorg-server in branch p10_e2k

Closed issues (10)

Уязвимость функции RRChangeProviderProperty() сервера X Window System Xorg-server, позволяющая нарушителю вызвать отказ в обслуживании

Уязвимость расширения X Rendering реализации сервера X Window System X.Org Server и реализации протокола Wayland для X.Org XWayland, позволяющая нарушителю вызвать отказ в обслуживании

A flaw was found in the X Rendering extension's handling of animated cursors. If a client provides no cursors, the server assumes at least one is present, leading to an out-of-bounds read and potential crash.

A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an integer overflow and bypassing the size check.

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.

A flaw was found in the RandR extension, where the RRChangeProviderProperty function does not properly validate input. This issue leads to an integer overflow when computing the total size to allocate.