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Vulnerability Details :

CVE-2025-49796

Summary
Assigner-redhat
Assigner Org ID-53f830b8-0a3f-465b-8143-3b8a9948e749
Published At-16 Jun, 2025 | 15:14
Updated At-07 Aug, 2025 | 08:59
Rejected At-
Credits

Libxml: type confusion leads to denial of service (dos)

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:redhat
Assigner Org ID:53f830b8-0a3f-465b-8143-3b8a9948e749
Published At:16 Jun, 2025 | 15:14
Updated At:07 Aug, 2025 | 08:59
Rejected At:
▼CVE Numbering Authority (CNA)
Libxml: type confusion leads to denial of service (dos)

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.

Affected Products
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 10
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:enterprise_linux:10.0
Default Status
affected
Versions
Unaffected
  • From 0:2.12.5-7.el10_0 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 7 Extended Lifecycle Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:rhel_els:7
Default Status
affected
Versions
Unaffected
  • From 0:2.9.1-6.el7_9.10 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/a:redhat:enterprise_linux:8::appstream
  • cpe:/o:redhat:enterprise_linux:8::baseos
Default Status
affected
Versions
Unaffected
  • From 0:2.9.7-21.el8_10.1 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/a:redhat:enterprise_linux:8::appstream
  • cpe:/o:redhat:enterprise_linux:8::baseos
Default Status
affected
Versions
Unaffected
  • From 0:2.9.7-21.el8_10.1 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.2 Advanced Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:rhel_aus:8.2::baseos
  • cpe:/a:redhat:rhel_aus:8.2::appstream
Default Status
affected
Versions
Unaffected
  • From 0:2.9.7-9.el8_2.3 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:rhel_aus:8.4::baseos
  • cpe:/a:redhat:rhel_aus:8.4::appstream
  • cpe:/a:redhat:rhel_eus_long_life:8.4::appstream
  • cpe:/o:redhat:rhel_eus_long_life:8.4::baseos
Default Status
affected
Versions
Unaffected
  • From 0:2.9.7-9.el8_4.6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:rhel_aus:8.4::baseos
  • cpe:/a:redhat:rhel_aus:8.4::appstream
  • cpe:/a:redhat:rhel_eus_long_life:8.4::appstream
  • cpe:/o:redhat:rhel_eus_long_life:8.4::baseos
Default Status
affected
Versions
Unaffected
  • From 0:2.9.7-9.el8_4.6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/a:redhat:rhel_aus:8.6::appstream
  • cpe:/a:redhat:rhel_tus:8.6::appstream
  • cpe:/o:redhat:rhel_tus:8.6::baseos
  • cpe:/o:redhat:rhel_e4s:8.6::baseos
  • cpe:/a:redhat:rhel_e4s:8.6::appstream
  • cpe:/o:redhat:rhel_aus:8.6::baseos
Default Status
affected
Versions
Unaffected
  • From 0:2.9.7-13.el8_6.10 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/a:redhat:rhel_aus:8.6::appstream
  • cpe:/a:redhat:rhel_tus:8.6::appstream
  • cpe:/o:redhat:rhel_tus:8.6::baseos
  • cpe:/o:redhat:rhel_e4s:8.6::baseos
  • cpe:/a:redhat:rhel_e4s:8.6::appstream
  • cpe:/o:redhat:rhel_aus:8.6::baseos
Default Status
affected
Versions
Unaffected
  • From 0:2.9.7-13.el8_6.10 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/a:redhat:rhel_aus:8.6::appstream
  • cpe:/a:redhat:rhel_tus:8.6::appstream
  • cpe:/o:redhat:rhel_tus:8.6::baseos
  • cpe:/o:redhat:rhel_e4s:8.6::baseos
  • cpe:/a:redhat:rhel_e4s:8.6::appstream
  • cpe:/o:redhat:rhel_aus:8.6::baseos
Default Status
affected
Versions
Unaffected
  • From 0:2.9.7-13.el8_6.10 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.8 Telecommunications Update Service
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:rhel_e4s:8.8::baseos
  • cpe:/a:redhat:rhel_tus:8.8::appstream
  • cpe:/a:redhat:rhel_e4s:8.8::appstream
  • cpe:/o:redhat:rhel_tus:8.8::baseos
Default Status
affected
Versions
Unaffected
  • From 0:2.9.7-16.el8_8.9 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:rhel_e4s:8.8::baseos
  • cpe:/a:redhat:rhel_tus:8.8::appstream
  • cpe:/a:redhat:rhel_e4s:8.8::appstream
  • cpe:/o:redhat:rhel_tus:8.8::baseos
Default Status
affected
Versions
Unaffected
  • From 0:2.9.7-16.el8_8.9 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:enterprise_linux:9::baseos
  • cpe:/a:redhat:enterprise_linux:9::appstream
Default Status
affected
Versions
Unaffected
  • From 0:2.9.13-10.el9_6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:enterprise_linux:9::baseos
  • cpe:/a:redhat:enterprise_linux:9::appstream
Default Status
affected
Versions
Unaffected
  • From 0:2.9.13-10.el9_6 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:rhel_e4s:9.0::baseos
  • cpe:/a:redhat:rhel_e4s:9.0::appstream
Default Status
affected
Versions
Unaffected
  • From 0:2.9.13-1.el9_0.5 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/a:redhat:rhel_e4s:9.2::appstream
  • cpe:/o:redhat:rhel_e4s:9.2::baseos
Default Status
affected
Versions
Unaffected
  • From 0:2.9.13-3.el9_2.7 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 9.4 Extended Update Support
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:rhel_eus:9.4::baseos
  • cpe:/a:redhat:rhel_eus:9.4::appstream
Default Status
affected
Versions
Unaffected
  • From 0:2.9.13-10.el9_4 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Discovery 2
Collection URL
https://catalog.redhat.com/software/containers/
Package Name
registry.redhat.io/discovery/discovery-server-rhel9
CPEs
  • cpe:/a:redhat:discovery:2::el9
Default Status
affected
Versions
Unaffected
  • From sha256:ad07f55ee75fb20310c88f154a04665bd8465d138d66c665c300f61447858344 before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Insights proxy 1.5
Collection URL
https://catalog.redhat.com/software/containers/
Package Name
registry.redhat.io/insights-proxy/insights-proxy-container-rhel9
CPEs
  • cpe:/a:redhat:insights_proxy:1.5::el9
Default Status
affected
Versions
Unaffected
  • From sha256:e54a5a5f9d69dd6a03e2bcd845e2202910a188d266d4a79b12c387ceffc36f2d before * (rpm)
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat Enterprise Linux 6
Collection URL
https://access.redhat.com/downloads/content/package-browser/
Package Name
libxml2
CPEs
  • cpe:/o:redhat:enterprise_linux:6
Default Status
unknown
Vendor
Red Hat, Inc.Red Hat
Product
Red Hat JBoss Core Services
Collection URL
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html
Package Name
libxml2
CPEs
  • cpe:/a:redhat:jboss_core_services:1
Default Status
affected
Problem Types
TypeCWE IDDescription
CWECWE-125Out-of-bounds Read
Type: CWE
CWE ID: CWE-125
Description: Out-of-bounds Read
Metrics
VersionBase scoreBase severityVector
3.19.1CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Version: 3.1
Base score: 9.1
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Metrics Other Info
Red Hat severity rating
value:
Important
namespace:
https://access.redhat.com/security/updates/classification/
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

There's no available mitigation other than to avoid processing untrusted XML documents before updating to the libxml version containing the fix.

Exploits

Credits

Timeline
EventDate
Reported to Red Hat.2025-06-12 00:35:26
Made public.2025-06-11 00:00:00
Event: Reported to Red Hat.
Date: 2025-06-12 00:35:26
Event: Made public.
Date: 2025-06-11 00:00:00
Replaced By

Rejected Reason

References
HyperlinkResource
https://access.redhat.com/errata/RHSA-2025:10630
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10698
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:10699
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:11580
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:12098
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:12099
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:12199
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:12237
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:12239
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:12240
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:12241
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:13267
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:13335
vendor-advisory
x_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2025-49796
vdb-entry
x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2372385
issue-tracking
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:10630
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:10698
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:10699
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:11580
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12098
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12099
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12199
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12237
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12239
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12240
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12241
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:13267
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/errata/RHSA-2025:13335
Resource:
vendor-advisory
x_refsource_REDHAT
Hyperlink: https://access.redhat.com/security/cve/CVE-2025-49796
Resource:
vdb-entry
x_refsource_REDHAT
Hyperlink: https://bugzilla.redhat.com/show_bug.cgi?id=2372385
Resource:
issue-tracking
x_refsource_REDHAT
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:secalert@redhat.com
Published At:16 Jun, 2025 | 16:15
Updated At:07 Aug, 2025 | 09:15

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.19.1CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 9.1
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CPE Matches

Weaknesses
CWE IDTypeSource
CWE-125Secondarysecalert@redhat.com
CWE ID: CWE-125
Type: Secondary
Source: secalert@redhat.com
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://access.redhat.com/errata/RHSA-2025:10630secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:10698secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:10699secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:11580secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:12098secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:12099secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:12199secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:12237secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:12239secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:12240secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:12241secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:13267secalert@redhat.com
N/A
https://access.redhat.com/errata/RHSA-2025:13335secalert@redhat.com
N/A
https://access.redhat.com/security/cve/CVE-2025-49796secalert@redhat.com
N/A
https://bugzilla.redhat.com/show_bug.cgi?id=2372385secalert@redhat.com
N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:10630
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:10698
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:10699
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:11580
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12098
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12099
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12199
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12237
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12239
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12240
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:12241
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:13267
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/errata/RHSA-2025:13335
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://access.redhat.com/security/cve/CVE-2025-49796
Source: secalert@redhat.com
Resource: N/A
Hyperlink: https://bugzilla.redhat.com/show_bug.cgi?id=2372385
Source: secalert@redhat.com
Resource: N/A

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