<Vulnerability name="CVE-2026-43871">
    <DocumentDistribution xml:lang="en">Copyright © 2012 Red Hat, Inc. All rights reserved.</DocumentDistribution>
    <ThreatSeverity>Important</ThreatSeverity>
    <PublicDate>2026-07-27T10:56:15</PublicDate>
    <Bugzilla id="2507441" url="https://bugzilla.redhat.com/show_bug.cgi?id=2507441" xml:lang="en:us">
thrift: Apache Thrift: Denial of Service via infinite loop
    </Bugzilla>
    <CVSS3 status="draft">
        <CVSS3BaseScore>7.5</CVSS3BaseScore>
        <CVSS3ScoringVector>CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H</CVSS3ScoringVector>
    </CVSS3>
    <CWE>CWE-835</CWE>
    <Details xml:lang="en:us" source="Mitre">
Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in Apache Thrift Python, Go, PHP and Java bindings.This issue affects Apache Thrift: before 0.24.0.

Users are recommended to upgrade to version 0.24.0, which fixes the issue.
    </Details>
    <Details xml:lang="en:us" source="Red Hat">
A flaw was found in Apache Thrift, affecting its Python, Go, PHP, and Java components. This vulnerability, known as an 'Infinite Loop', could allow a remote attacker to disrupt service availability. By exploiting this flaw, an attacker can trigger a continuous loop, leading to a denial of service (DoS) for applications using the affected bindings.
    </Details>
    <PackageState impact="important" cpe="cpe:/a:redhat:confidential_compute_attestation:1">
        <ProductName>Confidential Compute Attestation</ProductName>
        <FixState>Affected</FixState>
        <PackageName>openshift-sandboxed-containers/osc-podvm-payload-rhel9</PackageName>
    </PackageState>
    <PackageState impact="important" cpe="cpe:/a:redhat:enterprise_linux_ai:3">
        <ProductName>Red Hat Enterprise Linux AI (RHEL AI) 3</ProductName>
        <FixState>Affected</FixState>
        <PackageName>thrift</PackageName>
    </PackageState>
    <PackageState impact="important" cpe="cpe:/a:redhat:openshift:4">
        <ProductName>Red Hat OpenShift Container Platform 4</ProductName>
        <FixState>Not affected</FixState>
        <PackageName>conmon-rs</PackageName>
    </PackageState>
    <PackageState impact="important" cpe="cpe:/a:redhat:openshift:4">
        <ProductName>Red Hat OpenShift Container Platform 4</ProductName>
        <FixState>Affected</FixState>
        <PackageName>kata-containers</PackageName>
    </PackageState>
    <PackageState impact="important" cpe="cpe:/a:redhat:openshift_update_service:5">
        <ProductName>Red Hat OpenShift Update Service</ProductName>
        <FixState>Affected</FixState>
        <PackageName>openshift-update-service/openshift-update-service-rhel8</PackageName>
    </PackageState>
    <References xml:lang="en:us">
https://www.cve.org/CVERecord?id=CVE-2026-43871
https://nvd.nist.gov/vuln/detail/CVE-2026-43871
http://www.openwall.com/lists/oss-security/2026/07/24/33
https://lists.apache.org/thread/7v3jhgwfbmhx42424phydlnzb109g8b9
https://lists.apache.org/thread/l4dwf14zbyqsmkc28c99ojj3t3gg9qby
    </References>
</Vulnerability>