CVE-2024-8176
Libexpat: expat: improper restriction of xml entity expansion depth in libexpat
Что произошло
A stack overflow vulnerability exists in the libexpat library due to the way it handles recursive entity expansion in XML documents. When parsing an XML document with deeply nested entity references, libexpat can be forced to recurse indefinitely, exhausting the stack space and causing a crash. This issue could lead to denial of service (DoS) or, in some cases, exploitable memory corruption, depending on the environment and library usage.
Что это значит
В источнике описана ошибка безопасности в перечисленных продуктах. Фактический риск зависит от установленной версии, конфигурации и доступности компонента; проверьте условия в первичном бюллетене.
Что делать
1. Проверьте, затронуты ли вы
Соберите инвентаризацию и сравните с таблицей затронутых версий. Эти команды только показывают установленные компоненты и сами по себе не доказывают наличие CVE.
dpkg-query -W -f='${Package} ${Version}\n'rpm -qa --qf '%{NAME}\t%{VERSION}-%{RELEASE}\n'Get-HotFix | Select-Object HotFixID, InstalledOn
2. Установите исправление
Сверьте точный продукт и версию с бюллетенем вендора. Установите указанное в нём исправление после резервного копирования и проверки совместимости. Подтверждённая целевая версия в источниках отсутствует.
3. Временные меры
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
4. Проверьте следы эксплуатации
Проверьте аномальные входы, новые учётные записи, ошибки и необычные дочерние процессы в затронутом сервисе. Публичные проверенные правила обнаружения не включены в запись; отсутствие сигналов не доказывает отсутствие компрометации.
5. После исправления
- Проверьте фактическую версию и результат установки по бюллетеню.
- При необходимости перезапустите сервисы в согласованное окно.
- Повторите проверку сканером и функциональные проверки.
- Зафиксируйте результат, дату, владельца и оставшийся риск.
Продукты и затронутые версии
{
"status": "affected",
"version": "0",
"lessThan": "2.7.0",
"versionType": "semver"
}Red Hat / Red Hat Enterprise Linux 10
{
"status": "unaffected",
"version": "0:2.7.1-1.el10_0",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:enterprise_linux:10.0
Red Hat / Red Hat Enterprise Linux 8
{
"status": "unaffected",
"version": "0:2.2.5-17.el8_10",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:enterprise_linux:8::baseos
Red Hat / Red Hat Enterprise Linux 8
{
"status": "unaffected",
"version": "0:1.51.0-11.el8_10",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:enterprise_linux:8::crb
cpe:/o:redhat:enterprise_linux:8::baseos
Red Hat / Red Hat Enterprise Linux 8.2 Advanced Update Support
{
"status": "unaffected",
"version": "0:2.2.10-1.el8_2",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.2::baseos
Red Hat / Red Hat Enterprise Linux 8.2 Advanced Update Support
{
"status": "unaffected",
"version": "0:1.51.0-5.el8_2.2",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.2::baseos
Red Hat / Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
{
"status": "unaffected",
"version": "0:2.2.10-1.el8_4",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.4::baseos
cpe:/o:redhat:rhel_eus_long_life:8.4::baseos
Red Hat / Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
{
"status": "unaffected",
"version": "0:1.51.0-5.el8_4.2",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.4::baseos
cpe:/o:redhat:rhel_e4s:8.4::baseos
cpe:/o:redhat:rhel_tus:8.4::baseos
Red Hat / Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
{
"status": "unaffected",
"version": "0:2.2.10-1.el8_4",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.4::baseos
cpe:/o:redhat:rhel_eus_long_life:8.4::baseos
Red Hat / Red Hat Enterprise Linux 8.4 Telecommunications Update Service
{
"status": "unaffected",
"version": "0:1.51.0-5.el8_4.2",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.4::baseos
cpe:/o:redhat:rhel_e4s:8.4::baseos
cpe:/o:redhat:rhel_tus:8.4::baseos
Red Hat / Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions
{
"status": "unaffected",
"version": "0:1.51.0-5.el8_4.2",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.4::baseos
cpe:/o:redhat:rhel_e4s:8.4::baseos
cpe:/o:redhat:rhel_tus:8.4::baseos
Red Hat / Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
{
"status": "unaffected",
"version": "0:2.2.10-1.el8_6",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.6::baseos
cpe:/o:redhat:rhel_e4s:8.6::baseos
cpe:/o:redhat:rhel_tus:8.6::baseos
Red Hat / Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
{
"status": "unaffected",
"version": "0:1.51.0-6.el8_6.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.6::baseos
cpe:/o:redhat:rhel_e4s:8.6::baseos
cpe:/o:redhat:rhel_tus:8.6::baseos
Red Hat / Red Hat Enterprise Linux 8.6 Telecommunications Update Service
{
"status": "unaffected",
"version": "0:2.2.10-1.el8_6",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.6::baseos
cpe:/o:redhat:rhel_e4s:8.6::baseos
cpe:/o:redhat:rhel_tus:8.6::baseos
Red Hat / Red Hat Enterprise Linux 8.6 Telecommunications Update Service
{
"status": "unaffected",
"version": "0:1.51.0-6.el8_6.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.6::baseos
cpe:/o:redhat:rhel_e4s:8.6::baseos
cpe:/o:redhat:rhel_tus:8.6::baseos
Red Hat / Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
{
"status": "unaffected",
"version": "0:2.2.10-1.el8_6",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.6::baseos
cpe:/o:redhat:rhel_e4s:8.6::baseos
cpe:/o:redhat:rhel_tus:8.6::baseos
Red Hat / Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
{
"status": "unaffected",
"version": "0:1.51.0-6.el8_6.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_aus:8.6::baseos
cpe:/o:redhat:rhel_e4s:8.6::baseos
cpe:/o:redhat:rhel_tus:8.6::baseos
Red Hat / Red Hat Enterprise Linux 8.8 Extended Update Support
{
"status": "unaffected",
"version": "0:1.51.0-8.el8_8.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_eus:8.8::crb
cpe:/o:redhat:rhel_eus:8.8::baseos
Red Hat / Red Hat Enterprise Linux 8.8 Telecommunications Update Service
{
"status": "unaffected",
"version": "0:2.2.10-1.el8_8",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_e4s:8.8::baseos
cpe:/o:redhat:rhel_tus:8.8::baseos
Red Hat / Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
{
"status": "unaffected",
"version": "0:2.2.10-1.el8_8",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_e4s:8.8::baseos
cpe:/o:redhat:rhel_tus:8.8::baseos
Red Hat / Red Hat Enterprise Linux 9
{
"status": "unaffected",
"version": "0:2.5.0-3.el9_5.3",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:enterprise_linux:9::appstream
cpe:/o:redhat:enterprise_linux:9::baseos
Red Hat / Red Hat Enterprise Linux 9
{
"status": "unaffected",
"version": "0:2.5.0-5.el9_6",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:enterprise_linux:9::appstream
cpe:/o:redhat:enterprise_linux:9::baseos
Red Hat / Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
{
"status": "unaffected",
"version": "0:2.2.10-12.el9_0.4",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_e4s:9.0::appstream
cpe:/o:redhat:rhel_e4s:9.0::baseos
Red Hat / Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
{
"status": "unaffected",
"version": "0:2.5.0-1.el9_2.3",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_e4s:9.2::appstream
cpe:/o:redhat:rhel_e4s:9.2::baseos
Red Hat / Red Hat Enterprise Linux 9.4 Extended Update Support
{
"status": "unaffected",
"version": "0:2.5.0-2.el9_4.3",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_eus:9.4::appstream
cpe:/o:redhat:rhel_eus:9.4::baseos
Red Hat / Red Hat JBoss Core Services 2.4.62.SP1
cpe:/a:redhat:jboss_core_services:1.0
Red Hat / DevWorkspace Operator 0.33
{
"status": "unaffected",
"version": "0.33-1744075017",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:devworkspace:0.33::el9
Red Hat / Red Hat Discovery 1.14
{
"status": "unaffected",
"version": "1.14.3-1748529279",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:discovery:1.14::el9
Red Hat / Red Hat Discovery 1.14
{
"status": "unaffected",
"version": "1.14.2-1748467619",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:discovery:1.14::el9
Red Hat / Red Hat Enterprise Linux 6
cpe:/o:redhat:rhel_els:6
Red Hat / Red Hat Enterprise Linux 7
cpe:/o:redhat:rhel_els:7
Red Hat / Red Hat Enterprise Linux 8
cpe:/a:redhat:enterprise_linux:8
Red Hat / Red Hat Enterprise Linux 8
cpe:/a:redhat:enterprise_linux:8
Red Hat / Red Hat Enterprise Linux 9
cpe:/a:redhat:enterprise_linux:9
Red Hat / Red Hat OpenShift Container Platform 4
cpe:/a:redhat:openshift:4
Siemens / SIMATIC S7-1500 CPU 1518-4 PN/DP MFP
{
"status": "affected",
"version": "V3.1.0",
"lessThan": "V3.1.5",
"versionType": "custom"
}Siemens / SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP
{
"status": "affected",
"version": "V3.1.0",
"lessThan": "V3.1.5",
"versionType": "custom"
}Siemens / SIPLUS S7-1500 CPU 1518-4 PN/DP MFP
{
"status": "affected",
"version": "V3.1.0",
"lessThan": "V3.1.5",
"versionType": "custom"
}Siemens / RUGGEDCOM RST2428P
{
"status": "affected",
"version": "0",
"lessThan": "V3.2",
"versionType": "custom"
}Siemens / SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family
{
"status": "affected",
"version": "0",
"lessThan": "V3.2",
"versionType": "custom"
}Siemens / SCALANCE XCM-/XRM-/XCH-/XRH-300 family
{
"status": "affected",
"version": "0",
"lessThan": "V3.2",
"versionType": "custom"
}CVSS: оценки и векторы
CVSS 3.1 · cve7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 3.1 · secalert@redhat.com7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Классы CWE
Источники и ссылки
Происхождение полей
{
"cwes": [
"cve",
"nvd"
],
"epss": {
"source": "epss",
"received_at": "2026-11-06T21:09:06.451865+00:00"
},
"title": {
"source": "cve",
"received_at": "2026-11-05T15:00:50.576178+00:00"
},
"scores": [
"cve",
"nvd"
],
"status": {
"source": "cve",
"received_at": "2026-11-05T15:00:50.576178+00:00"
},
"affected": [
"cve"
],
"published": {
"source": "cve",
"received_at": "2026-11-05T15:00:50.576178+00:00"
},
"solutions": [],
"percentile": {
"source": "epss",
"received_at": "2026-11-06T21:09:06.451865+00:00"
},
"references": [
"cve",
"nvd"
],
"description": {
"source": "cve",
"received_at": "2026-11-05T15:00:50.576178+00:00"
},
"workarounds": [
"cve"
],
"configurations": []
}Хронология записи
- Данные обновлены07.11.2026, 00:09
- Данные обновлены06.11.2026, 00:09
- Данные обновлены05.11.2026, 18:30
- Данные обновлены05.11.2026, 18:00
- Данные обновлены05.11.2026, 00:09
- Данные обновлены04.11.2026, 00:08
- Данные обновлены03.11.2026, 00:08
- Данные обновлены02.11.2026, 00:07
- Данные обновлены31.10.2026, 11:54
- Данные обновлены30.10.2026, 13:41
- Данные обновлены29.10.2026, 10:45
- Опубликована29.10.2026, 02:22