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CVE-2022-4283

Опубликовано: 14 дек. 2022
Источник: nvd
CVSS3: 7.8
EPSS Низкий

Описание

A vulnerability was found in X.Org. This security flaw occurs because the XkbCopyNames function left a dangling pointer to freed memory, resulting in out-of-bounds memory access on subsequent XkbGetKbdByName requests.. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.

Ссылки

Уязвимые конфигурации

Конфигурация 1
cpe:2.3:a:x.org:xorg-server:1.20.4:*:*:*:*:*:*:*
Конфигурация 2

Одно из

cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
Конфигурация 3

Одно из

cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
Конфигурация 4
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

EPSS

Процентиль: 41%
0.00187
Низкий

7.8 High

CVSS3

Дефекты

CWE-416
CWE-416

Связанные уязвимости

CVSS3: 7.8
ubuntu
больше 2 лет назад

A vulnerability was found in X.Org. This security flaw occurs because the XkbCopyNames function left a dangling pointer to freed memory, resulting in out-of-bounds memory access on subsequent XkbGetKbdByName requests.. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.

CVSS3: 7.8
redhat
больше 2 лет назад

A vulnerability was found in X.Org. This security flaw occurs because the XkbCopyNames function left a dangling pointer to freed memory, resulting in out-of-bounds memory access on subsequent XkbGetKbdByName requests.. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.

CVSS3: 7.8
debian
больше 2 лет назад

A vulnerability was found in X.Org. This security flaw occurs because ...

CVSS3: 7.8
github
больше 2 лет назад

A vulnerability was found in X.Org. This security flaw occurs because the XkbCopyNames function left a dangling pointer to freed memory, resulting in out-of-bounds memory access on subsequent XkbGetKbdByName requests.. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.

CVSS3: 7.8
fstec
больше 2 лет назад

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

EPSS

Процентиль: 41%
0.00187
Низкий

7.8 High

CVSS3

Дефекты

CWE-416
CWE-416