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Vulnerability details: VCID-fff8-g5p5-uba1
Vulnerability ID VCID-fff8-g5p5-uba1
Aliases CVE-2024-56171
Summary libxml2 before 2.12.10 and 2.13.x before 2.13.6 has a use-after-free in xmlSchemaIDCFillNodeTables and xmlSchemaBubbleIDCNodeTables in xmlschemas.c. To exploit this, a crafted XML document must be validated against an XML schema with certain identity constraints, or a crafted XML schema must be used.
Status Published
Exploitability 0.5
Weighted Severity 7.3
Risk 3.6
Affected and Fixed Packages Package Details
Weaknesses (1)
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-56171.json
https://api.first.org/data/v1/epss?cve=CVE-2024-56171
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-56171
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://security.netapp.com/advisory/ntap-20250328-0010/
1098320 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1098320
2346416 https://bugzilla.redhat.com/show_bug.cgi?id=2346416
828 https://gitlab.gnome.org/GNOME/libxml2/-/issues/828
CVE-2024-56171 https://nvd.nist.gov/vuln/detail/CVE-2024-56171
RHSA-2025:2482 https://access.redhat.com/errata/RHSA-2025:2482
RHSA-2025:2483 https://access.redhat.com/errata/RHSA-2025:2483
RHSA-2025:2507 https://access.redhat.com/errata/RHSA-2025:2507
RHSA-2025:2513 https://access.redhat.com/errata/RHSA-2025:2513
RHSA-2025:2654 https://access.redhat.com/errata/RHSA-2025:2654
RHSA-2025:2660 https://access.redhat.com/errata/RHSA-2025:2660
RHSA-2025:2673 https://access.redhat.com/errata/RHSA-2025:2673
RHSA-2025:2678 https://access.redhat.com/errata/RHSA-2025:2678
RHSA-2025:2679 https://access.redhat.com/errata/RHSA-2025:2679
RHSA-2025:2686 https://access.redhat.com/errata/RHSA-2025:2686
RHSA-2025:2789 https://access.redhat.com/errata/RHSA-2025:2789
RHSA-2025:3055 https://access.redhat.com/errata/RHSA-2025:3055
RHSA-2025:3059 https://access.redhat.com/errata/RHSA-2025:3059
RHSA-2025:3066 https://access.redhat.com/errata/RHSA-2025:3066
RHSA-2025:3368 https://access.redhat.com/errata/RHSA-2025:3368
RHSA-2025:3397 https://access.redhat.com/errata/RHSA-2025:3397
RHSA-2025:3453 https://access.redhat.com/errata/RHSA-2025:3453
RHSA-2025:3569 https://access.redhat.com/errata/RHSA-2025:3569
RHSA-2025:3867 https://access.redhat.com/errata/RHSA-2025:3867
RHSA-2025:4005 https://access.redhat.com/errata/RHSA-2025:4005
RHSA-2025:9895 https://access.redhat.com/errata/RHSA-2025:9895
USN-7302-1 https://usn.ubuntu.com/7302-1/
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-56171.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N Found at https://gitlab.gnome.org/GNOME/libxml2/-/issues/828
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none


Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-02-19T16:26:31Z/ Found at https://gitlab.gnome.org/GNOME/libxml2/-/issues/828
Exploit Prediction Scoring System (EPSS)
Percentile 0.00435
EPSS Score 8e-05
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:29:52.596208+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.18/main.json 37.0.0