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CVE-2026-35092— Corosync 输入验证错误漏洞

CVSS 7.5 · High EPSS 0.99% · P58

影响版本矩阵 19

厂商产品版本范围状态
Red HatRed Hat Enterprise Linux 100:3.1.9-2.el10_1.1< *unaffected
0:3.1.10-1.el10_2.1< *unaffected
Red HatRed Hat Enterprise Linux 10.0 Extended Update Support0:3.1.9-1.el10_0.2< *unaffected
Red HatRed Hat Enterprise Linux 7 Extended Lifecycle Support0:2.4.5-7.el7_9.3< *unaffected
Red HatRed Hat Enterprise Linux 80:3.1.8-1.el8_10.1< *unaffected
Red HatRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support0:3.1.0-3.el8_4.2< *unaffected
Red HatRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On0:3.1.0-3.el8_4.2< *unaffected
Red HatRed Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support0:3.1.5-2.el8_6.1< *unaffected
Red HatRed Hat Enterprise Linux 8.6 Telecommunications Update Service0:3.1.5-2.el8_6.1< *unaffected
Red HatRed Hat Enterprise Linux 8.6 Update Services for SAP Solutions0:3.1.5-2.el8_6.1< *unaffected
Red HatRed Hat Enterprise Linux 8.8 Telecommunications Update Service0:3.1.7-1.el8_8.1< *unaffected
Red HatRed Hat Enterprise Linux 8.8 Update Services for SAP Solutions0:3.1.7-1.el8_8.1< *unaffected
Red HatRed Hat Enterprise Linux 90:3.1.9-2.el9_7.1< *unaffected
0:3.1.10-1.el9_8.1< *unaffected
Red HatRed Hat Enterprise Linux 9.0 Update Services for SAP Solutions0:3.1.5-3.el9_0.1< *unaffected
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions0:3.1.7-1.el9_2.1< *unaffected
Red HatRed Hat Enterprise Linux 9.4 Extended Update Support0:3.1.8-1.el9_4.1< *unaffected
Red HatRed Hat Enterprise Linux 9.6 Extended Update Support0:3.1.9-2.el9_6.1< *unaffected
Red HatRed Hat OpenShift Container Platform 4全部unaffected
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一、 漏洞 CVE-2026-35092 基础信息

漏洞信息
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Vulnerability Title
Corosync: corosync: denial of service via integer overflow in join message validation
来源: 美国国家漏洞数据库 NVD
Vulnerability Description
A flaw was found in Corosync. An integer overflow vulnerability in Corosync's join message sanity validation allows a remote, unauthenticated attacker to send crafted User Datagram Protocol (UDP) packets. This can cause the service to crash, leading to a denial of service. This vulnerability specifically affects Corosync deployments configured to use totemudp/totemudpu mode.
来源: 美国国家漏洞数据库 NVD
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
来源: 美国国家漏洞数据库 NVD
Vulnerability Type
整数溢出或超界折返
来源: 美国国家漏洞数据库 NVD
Vulnerability Title
Corosync 输入验证错误漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
Corosync是The Corosync Cluster Engine开源的一个 Corosync 集群发动机。 Corosync存在输入验证错误漏洞，该漏洞源于加入消息健全性验证存在整数溢出，可能导致服务崩溃，造成拒绝服务。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD

受影响产品

厂商产品影响版本CPE订阅
Red HatRed Hat Enterprise Linux 10 0:3.1.9-2.el10_1.1 ~ * cpe:/o:redhat:enterprise_linux:10.1
Red HatRed Hat Enterprise Linux 10 0:3.1.10-1.el10_2.1 ~ * cpe:/o:redhat:enterprise_linux:10.2
Red HatRed Hat Enterprise Linux 10.0 Extended Update Support 0:3.1.9-1.el10_0.2 ~ * cpe:/o:redhat:enterprise_linux_eus:10.0
Red HatRed Hat Enterprise Linux 7 Extended Lifecycle Support 0:2.4.5-7.el7_9.3 ~ * cpe:/o:redhat:enterprise_linux:7::server
Red HatRed Hat Enterprise Linux 8 0:3.1.8-1.el8_10.1 ~ * cpe:/a:redhat:enterprise_linux:8::appstream
Red HatRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:3.1.0-3.el8_4.2 ~ * cpe:/a:redhat:rhel_aus:8.4::appstream
Red HatRed Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On 0:3.1.0-3.el8_4.2 ~ * cpe:/a:redhat:rhel_aus:8.4::appstream
Red HatRed Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support 0:3.1.5-2.el8_6.1 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.6 Telecommunications Update Service 0:3.1.5-2.el8_6.1 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.6 Update Services for SAP Solutions 0:3.1.5-2.el8_6.1 ~ * cpe:/a:redhat:rhel_aus:8.6::appstream
Red HatRed Hat Enterprise Linux 8.8 Telecommunications Update Service 0:3.1.7-1.el8_8.1 ~ * cpe:/a:redhat:rhel_e4s:8.8::appstream
Red HatRed Hat Enterprise Linux 8.8 Update Services for SAP Solutions 0:3.1.7-1.el8_8.1 ~ * cpe:/a:redhat:rhel_e4s:8.8::appstream
Red HatRed Hat Enterprise Linux 9 0:3.1.9-2.el9_7.1 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9 0:3.1.10-1.el9_8.1 ~ * cpe:/a:redhat:enterprise_linux:9::appstream
Red HatRed Hat Enterprise Linux 9.0 Update Services for SAP Solutions 0:3.1.5-3.el9_0.1 ~ * cpe:/a:redhat:rhel_e4s:9.0::appstream
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions 0:3.1.7-1.el9_2.1 ~ * cpe:/a:redhat:rhel_e4s:9.2::appstream
Red HatRed Hat Enterprise Linux 9.4 Extended Update Support 0:3.1.8-1.el9_4.1 ~ * cpe:/a:redhat:rhel_eus:9.4::appstream
Red HatRed Hat Enterprise Linux 9.6 Extended Update Support 0:3.1.9-2.el9_6.1 ~ * cpe:/a:redhat:rhel_eus:9.6::appstream
Red HatRed Hat OpenShift Container Platform 4-cpe:/a:redhat:openshift:4

二、漏洞 CVE-2026-35092 的公开POC

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三、漏洞 CVE-2026-35092 的情报信息

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CVE-2026-35092 厂商安全公告 (16)

CVE-2026-35092 其他参考 (1)

同批安全公告 · Red Hat · 2026-04-01 · 共 4 条

CVE-2026-350938.8 HIGHlibinput 代码注入漏洞
CVE-2026-350918.2 HIGHCorosync 安全漏洞
CVE-2026-350943.3 LOWlibinput 安全漏洞

IV. Related Vulnerabilities

Same product: Red Hat Enterprise Linux 10
Same vendor: Red Hat
Same weakness: CWE-190

V. Comments for CVE-2026-35092

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