CVE-2026-96889
Librsvg: use-after-free when xml includes have duplicated entities
Что произошло
A flaw was found in librsvg. When processing an SVG document containing nested XML inclusions (Xincludes) with duplicate entity declarations, a use-after-free error can occur. This vulnerability arises because the library incorrectly frees an XML entity that is still in use by the parser. An attacker could potentially exploit this to cause a denial of service or execute arbitrary code.
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
Red Hat / Red Hat Enterprise Linux 10
{
"status": "unaffected",
"version": "0:1.0.1-1.el10_2.2",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:enterprise_linux:10.2
Red Hat / Red Hat Enterprise Linux 10
{
"status": "unaffected",
"version": "0:2.57.1-9.el10_2.10",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:enterprise_linux:10.2
Red Hat / Red Hat Enterprise Linux 10.0 Extended Update Support
{
"status": "unaffected",
"version": "0:2.57.1-9.el10_0.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:enterprise_linux_eus:10.0
Red Hat / Red Hat Enterprise Linux 10.0 Extended Update Support
{
"status": "unaffected",
"version": "0:1.0.1-1.el10_0.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:enterprise_linux_eus:10.0
Red Hat / Red Hat Enterprise Linux 7 Extended Lifecycle Support
{
"status": "unaffected",
"version": "0:2.40.20-1.el7_9.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/o:redhat:rhel_els:7
Red Hat / Red Hat Enterprise Linux 8
{
"status": "unaffected",
"version": "0:2.42.7-6.el8_10",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:enterprise_linux:8::appstream
Red Hat / Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
{
"status": "unaffected",
"version": "0:2.42.7-4.el8_4.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_aus:8.4::appstream
cpe:/a:redhat:rhel_eus_long_life:8.4::appstream
Red Hat / Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
{
"status": "unaffected",
"version": "0:2.42.7-4.el8_4.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_aus:8.4::appstream
cpe:/a:redhat:rhel_eus_long_life:8.4::appstream
Red Hat / Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
{
"status": "unaffected",
"version": "0:2.42.7-4.el8_6.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_aus:8.6::appstream
cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
Red Hat / Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On
{
"status": "unaffected",
"version": "0:2.42.7-4.el8_6.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_aus:8.6::appstream
cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
Red Hat / Red Hat Enterprise Linux 8.8 Telecommunications Update Service
{
"status": "unaffected",
"version": "0:2.42.7-4.el8_8.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_e4s:8.8::appstream
cpe:/a:redhat:rhel_tus:8.8::appstream
Red Hat / Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
{
"status": "unaffected",
"version": "0:2.42.7-4.el8_8.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_e4s:8.8::appstream
cpe:/a:redhat:rhel_tus:8.8::appstream
Red Hat / Red Hat Enterprise Linux 9
{
"status": "unaffected",
"version": "0:2.50.7-3.el9_8.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:enterprise_linux:9::appstream
Red Hat / Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
{
"status": "unaffected",
"version": "0:2.50.7-1.el9_2.2",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_e4s:9.2::appstream
Red Hat / Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions
{
"status": "unaffected",
"version": "0:2.50.7-3.el9_4.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_e4s:9.4::appstream
Red Hat / Red Hat Enterprise Linux 9.6 Extended Update Support
{
"status": "unaffected",
"version": "0:2.50.7-3.el9_6.1",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:rhel_eus:9.6::appstream
Red Hat / Red Hat OpenShift AI 3.0
{
"status": "unaffected",
"version": "1793329706",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.0::el9
Red Hat / Red Hat OpenShift AI 3.0
{
"status": "unaffected",
"version": "1793329709",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.0::el9
Red Hat / Red Hat OpenShift AI 3.0
{
"status": "unaffected",
"version": "1793327611",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.0::el9
Red Hat / Red Hat OpenShift AI 3.0
{
"status": "unaffected",
"version": "1793329305",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.0::el9
Red Hat / Red Hat OpenShift AI 3.0
{
"status": "unaffected",
"version": "1793328358",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.0::el9
Red Hat / Red Hat OpenShift AI 3.4
{
"status": "unaffected",
"version": "1793330461",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.4::el9
Red Hat / Red Hat OpenShift AI 3.4
{
"status": "unaffected",
"version": "1793327311",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.4::el9
Red Hat / Red Hat OpenShift AI 3.4
{
"status": "unaffected",
"version": "1793329624",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.4::el9
Red Hat / Red Hat OpenShift AI 3.4
{
"status": "unaffected",
"version": "1793326217",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.4::el9
Red Hat / Red Hat OpenShift AI 3.4
{
"status": "unaffected",
"version": "1793327499",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.4::el9
Red Hat / Red Hat OpenShift AI 3.4
{
"status": "unaffected",
"version": "1793329011",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.4::el9
Red Hat / Red Hat OpenShift AI 3.4
{
"status": "unaffected",
"version": "1793326837",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.4::el9
Red Hat / Red Hat OpenShift AI 3.4
{
"status": "unaffected",
"version": "1793326796",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.4::el9
Red Hat / Red Hat OpenShift AI 3.4
{
"status": "unaffected",
"version": "1793330096",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.4::el9
Red Hat / Red Hat OpenShift AI 3.5
{
"status": "unaffected",
"version": "1793326392",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.5::el9
Red Hat / Red Hat OpenShift AI 3.5
{
"status": "unaffected",
"version": "1793328643",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.5::el9
Red Hat / Red Hat OpenShift AI 3.5
{
"status": "unaffected",
"version": "1793327512",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.5::el9
Red Hat / Red Hat OpenShift AI 3.5
{
"status": "unaffected",
"version": "1793330940",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.5::el9
Red Hat / Red Hat OpenShift AI 3.5
{
"status": "unaffected",
"version": "1793329296",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.5::el9
Red Hat / Red Hat OpenShift AI 3.5
{
"status": "unaffected",
"version": "1793329271",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.5::el9
Red Hat / Red Hat OpenShift AI 3.5
{
"status": "unaffected",
"version": "1793326530",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.5::el9
Red Hat / Red Hat OpenShift AI 3.5
{
"status": "unaffected",
"version": "1793330882",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.5::el9
Red Hat / Red Hat OpenShift AI 3.5
{
"status": "unaffected",
"version": "1793327660",
"lessThan": "*",
"versionType": "rpm"
}cpe:/a:redhat:openshift_ai:3.5::el9
Red Hat / Red Hat Enterprise Linux 6
cpe:/o:redhat:enterprise_linux:6
CVSS: оценки и векторы
CVSS 3.1 · cve7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1 · secalert@redhat.com7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Источники и ссылки
Происхождение полей
{
"cwes": [
"cve",
"nvd"
],
"epss": {
"source": "epss",
"received_at": "2026-11-03T21:16:02.290563+00:00"
},
"title": {
"source": "cve",
"received_at": "2026-11-04T05:34:21.082462+00:00"
},
"scores": [
"cve",
"nvd"
],
"status": {
"source": "cve",
"received_at": "2026-11-04T05:34:21.082462+00:00"
},
"affected": [
"cve"
],
"published": {
"source": "cve",
"received_at": "2026-11-04T05:34:21.082462+00:00"
},
"solutions": [],
"percentile": {
"source": "epss",
"received_at": "2026-11-03T21:16:02.290563+00:00"
},
"references": [
"cve",
"nvd"
],
"description": {
"source": "cve",
"received_at": "2026-11-04T05:34:21.082462+00:00"
},
"workarounds": [
"cve"
],
"configurations": []
}Хронология записи
- Данные обновлены04.11.2026, 08:34
- Данные обновлены04.11.2026, 00:16
- Данные обновлены03.11.2026, 13:02
- Данные обновлены03.11.2026, 00:15
- Данные обновлены02.11.2026, 00:13
- Данные обновлены31.10.2026, 12:00
- Данные обновлены30.10.2026, 03:42
- Данные обновлены29.10.2026, 22:40
- Данные обновлены29.10.2026, 15:21
- Данные обновлены29.10.2026, 13:34
- Данные обновлены29.10.2026, 13:04
- Данные обновлены29.10.2026, 12:46
- Появилась ссылка на PoC28.10.2026, 23:47
Личная заметка и статус
Другие CVE того же продукта
| УЯЗВИМОСТЬ / ПРОДУКТ | ПРИОРИТЕТ | CVSS | EPSS | СИГНАЛЫ | ОПУБЛИКОВАНА | Карточка |
|---|---|---|---|---|---|---|
| CVE-2026-97024 Flatpak: flatpak: arbitrary write in root context via path traversal in deploy directory files/etc Red Hat / Red Hat Enterprise Linux 10 · Red Hat / Red Hat Enterprise Linux 10.0 Extended Update Support | Высокий | 7.1 | 0,38 % | 29.09.2026 | ||
| CVE-2026-97023 Flatpak: flatpak: arbitrary file deletion in root context via path traversal in deploy directory export/bin Red Hat / Red Hat Enterprise Linux 10 · Red Hat / Red Hat Enterprise Linux 10.0 Extended Update Support | Высокий | 7.1 | 0,37 % | 28.09.2026 | ||
| CVE-2026-86565 Dpdk: dpdk: guest can desynchronize virtqueue size from inflight descriptor table size, causing out-of-bounds write Red Hat / Red Hat Enterprise Linux 10 · Red Hat / Red Hat Enterprise Linux 9 | Высокий | 8.2 | 0,16 % | 14.10.2026 | ||
| CVE-2026-86563 Dpdk: dpdk: double offset bug in vhost log mapping calculation Red Hat / Red Hat Enterprise Linux 10 · Red Hat / Red Hat Enterprise Linux 9 | Высокий | 7.8 | 0,19 % | 14.10.2026 | ||
| CVE-2026-86562 Dpdk: dpdk: control-queue descriptor double-fetch overflows host heap in dpdk vhost (vduse) Red Hat / Red Hat Enterprise Linux 10 · Red Hat / Red Hat Enterprise Linux 9 | Высокий | 7.8 | 0,18 % | 14.10.2026 |