CVE-2025-49796: falha crítica em libxml2
Libxml: type confusion leads to denial of service (dos)
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28Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 9.1epss 1.6%
A vulnerability was found in libxml2. Processing certain sch:name elements from the input XML file can trigger a memory corruption issue. This flaw allows an attacker to craft a malicious XML input file that can lead libxml to crash, resulting in a denial of service or other possible undefined behavior due to sensitive data being corrupted in memory.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Produtos afetados
libxml2Red Hat · cert-manager operator for Red Hat OpenShift 1.16Red Hat · OpenShift File Integrity Operator - FIO 1Red Hat · Red Hat Discovery 2Red Hat · Red Hat Enterprise Linux 10Red Hat · Red Hat Enterprise Linux 6Red Hat · Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat · Red Hat Enterprise Linux 8Red Hat · Red Hat Enterprise Linux 8.2 Advanced Update SupportRed Hat · Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat · Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat · Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat · Red Hat Enterprise Linux 8.6 Telecommunications Update ServiceRed Hat · Red Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat · Red Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9Red Hat · Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9.4 Extended Update SupportRed Hat · Red Hat Hardened ImagesRed Hat · Red Hat Insights proxy 1.5Red Hat · Red Hat JBoss Core Services 2.4.62.SP2Red Hat · Red Hat OpenShift Container Platform 4.12Red Hat · Red Hat OpenShift Container Platform 4.13Red Hat · Red Hat OpenShift Container Platform 4.14Red Hat · Red Hat OpenShift Container Platform 4.15Red Hat · Red Hat OpenShift Container Platform 4.16Red Hat · Red Hat OpenShift Container Platform 4.17Red Hat · Red Hat OpenShift Container Platform 4.18Red Hat · Red Hat OpenShift Container Platform 4.19Red Hat · Red Hat OpenShift Container Platform 4.20Red Hat · Red Hat Web Terminal 1.11 on RHEL 9Red Hat · Red Hat Web Terminal 1.12 on RHEL 9Red Hat · RHOSS-1.36-RHEL-8CVEs relacionadas — libxml2
No mesmo produto, das mais perigosas para as menos.
CVE-2025-6021HIGHLibxml2: integer overflow in xmlbuildqname() leads to stack buffer overflow in libxml2EPSS 1.4%CVE-2025-49794CRITICALLibxml: heap use after free (uaf) leads to denial of service (dos)EPSS 0.8%CVE-2025-5914HIGHLibarchive: double free at archive_read_format_rar_seek_data() in archive_read_support_format_rar.cEPSS 0.5%CVE-2025-6020HIGHLinux-pam: linux-pam directory traversalEPSS 0.5%CVE-2025-7425HIGHLibxslt: libxml2: heap use-after-free in libxslt caused by atype corruption in xmlattrptrEPSS 0.4%CVE-2025-6170LOWLibxml2: stack buffer overflow in xmllint interactive shell command handlingEPSS 0.3%
Referências
https://access.redhat.com/errata/RHSA-2025:10630https://access.redhat.com/errata/RHSA-2025:10698https://access.redhat.com/errata/RHSA-2025:10699https://access.redhat.com/errata/RHSA-2025:11580https://access.redhat.com/errata/RHSA-2025:12098https://access.redhat.com/errata/RHSA-2025:12099https://access.redhat.com/errata/RHSA-2025:12199https://access.redhat.com/errata/RHSA-2025:12237https://access.redhat.com/errata/RHSA-2025:12239https://access.redhat.com/errata/RHSA-2025:12240https://access.redhat.com/errata/RHSA-2025:12241https://access.redhat.com/errata/RHSA-2025:13267