cve-2026-56373
MEDIUM CVSS 5.9 csaf_redhat
Description
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
Timeline
- Published
- 2026-07-10 13:57 UTC
- Last Modified
- 2026-07-13
CVSS Details
CVSS details not available.
Affected Products
No product information available.
Weaknesses (CWE)
References
No references available.
Linked Vulnerabilities
No linked vulnerabilities found.
{
"document": {
"aggregate_severity": {
"namespace": "https://access.redhat.com/security/updates/classification/",
"text": "Moderate"
},
"category": "csaf_vex",
"csaf_version": "2.0",
"distribution": {
"text": "Copyright © Red Hat, Inc. All rights reserved.",
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "en",
"notes": [
{
"category": "legal_disclaimer",
"text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
"title": "Terms of Use"
}
],
"publisher": {
"category": "vendor",
"contact_details": "https://access.redhat.com/security/team/contact/",
"issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
"name": "Red Hat Product Security",
"namespace": "https://www.redhat.com"
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-56373.json"
}
],
"title": "ImageMagick: ImageMagick: Use-after-free vulnerability in PDB decoder allows denial of service or limited data corruption.",
"tracking": {
"current_release_date": "2026-07-13T15:26:59+00:00",
"generator": {
"date": "2026-07-13T15:26:59+00:00",
"engine": {
"name": "Red Hat SDEngine",
"version": "5.3.2"
}
},
"id": "CVE-2026-56373",
"initial_release_date": "2026-07-10T13:57:58.981000+00:00",
"revision_history": [
{
"date": "2026-07-10T13:57:58.981000+00:00",
"number": "1",
"summary": "Initial version"
},
{
"date": "2026-07-13T15:20:09+00:00",
"number": "2",
"summary": "Current version"
},
{
"date": "2026-07-13T15:26:59+00:00",
"number": "3",
"summary": "Last generated version"
}
],
"status": "final",
"version": "3"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "Red Hat Enterprise Linux 6",
"product": {
"name": "Red Hat Enterprise Linux 6",
"product_id": "red_hat_enterprise_linux_6",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:6"
}
}
}
],
"category": "product_family",
"name": "Red Hat Enterprise Linux 6"
},
{
"branches": [
{
"category": "product_name",
"name": "Red Hat Enterprise Linux 7",
"product": {
"name": "Red Hat Enterprise Linux 7",
"product_id": "red_hat_enterprise_linux_7",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:7"
}
}
}
],
"category": "product_family",
"name": "Red Hat Enterprise Linux 7"
},
{
"category": "product_version",
"name": "ImageMagick-doc",
"product": {
"name": "ImageMagick-doc",
"product_id": "ImageMagick-doc",
"product_identification_helper": {
"purl": "pkg:rpm/redhat/ImageMagick-doc"
}
}
},
{
"category": "product_version",
"name": "ImageMagick",
"product": {
"name": "ImageMagick",
"product_id": "ImageMagick",
"product_identification_helper": {
"purl": "pkg:rpm/redhat/ImageMagick"
}
}
},
{
"category": "product_version",
"name": "ImageMagick-perl",
"product": {
"name": "ImageMagick-perl",
"product_id": "ImageMagick-perl",
"product_identification_helper": {
"purl": "pkg:rpm/redhat/ImageMagick-perl"
}
}
},
{
"category": "product_version",
"name": "ImageMagick.src",
"product": {
"name": "ImageMagick.src",
"product_id": "ImageMagick.src",
"product_identification_helper": {
"purl": "pkg:rpm/redhat/ImageMagick?arch=src"
}
}
},
{
"category": "product_version",
"name": "ImageMagick-devel",
"product": {
"name": "ImageMagick-devel",
"product_id": "ImageMagick-devel",
"product_identification_helper": {
"purl": "pkg:rpm/redhat/ImageMagick-devel"
}
}
},
{
"category": "product_version",
"name": "ImageMagick-c++-devel",
"product": {
"name": "ImageMagick-c++-devel",
"product_id": "ImageMagick-c++-devel",
"product_identification_helper": {
"purl": "pkg:rpm/redhat/ImageMagick-c%2B%2B-devel"
}
}
},
{
"category": "product_version",
"name": "ImageMagick-c++",
"product": {
"name": "ImageMagick-c++",
"product_id": "ImageMagick-c++",
"product_identification_helper": {
"purl": "pkg:rpm/redhat/ImageMagick-c%2B%2B"
}
}
}
],
"category": "vendor",
"name": "Red Hat"
}
],
"relationships": [
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick as a component of Red Hat Enterprise Linux 6",
"product_id": "red_hat_enterprise_linux_6:ImageMagick"
},
"product_reference": "ImageMagick",
"relates_to_product_reference": "red_hat_enterprise_linux_6"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick-c++ as a component of Red Hat Enterprise Linux 6",
"product_id": "red_hat_enterprise_linux_6:ImageMagick-c++"
},
"product_reference": "ImageMagick-c++",
"relates_to_product_reference": "red_hat_enterprise_linux_6"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick-c++-devel as a component of Red Hat Enterprise Linux 6",
"product_id": "red_hat_enterprise_linux_6:ImageMagick-c++-devel"
},
"product_reference": "ImageMagick-c++-devel",
"relates_to_product_reference": "red_hat_enterprise_linux_6"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick-devel as a component of Red Hat Enterprise Linux 6",
"product_id": "red_hat_enterprise_linux_6:ImageMagick-devel"
},
"product_reference": "ImageMagick-devel",
"relates_to_product_reference": "red_hat_enterprise_linux_6"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick-doc as a component of Red Hat Enterprise Linux 6",
"product_id": "red_hat_enterprise_linux_6:ImageMagick-doc"
},
"product_reference": "ImageMagick-doc",
"relates_to_product_reference": "red_hat_enterprise_linux_6"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick-perl as a component of Red Hat Enterprise Linux 6",
"product_id": "red_hat_enterprise_linux_6:ImageMagick-perl"
},
"product_reference": "ImageMagick-perl",
"relates_to_product_reference": "red_hat_enterprise_linux_6"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick.src as a component of Red Hat Enterprise Linux 6",
"product_id": "red_hat_enterprise_linux_6:ImageMagick.src"
},
"product_reference": "ImageMagick.src",
"relates_to_product_reference": "red_hat_enterprise_linux_6"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick as a component of Red Hat Enterprise Linux 7",
"product_id": "red_hat_enterprise_linux_7:ImageMagick"
},
"product_reference": "ImageMagick",
"relates_to_product_reference": "red_hat_enterprise_linux_7"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick-c++ as a component of Red Hat Enterprise Linux 7",
"product_id": "red_hat_enterprise_linux_7:ImageMagick-c++"
},
"product_reference": "ImageMagick-c++",
"relates_to_product_reference": "red_hat_enterprise_linux_7"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick-c++-devel as a component of Red Hat Enterprise Linux 7",
"product_id": "red_hat_enterprise_linux_7:ImageMagick-c++-devel"
},
"product_reference": "ImageMagick-c++-devel",
"relates_to_product_reference": "red_hat_enterprise_linux_7"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick-devel as a component of Red Hat Enterprise Linux 7",
"product_id": "red_hat_enterprise_linux_7:ImageMagick-devel"
},
"product_reference": "ImageMagick-devel",
"relates_to_product_reference": "red_hat_enterprise_linux_7"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick-doc as a component of Red Hat Enterprise Linux 7",
"product_id": "red_hat_enterprise_linux_7:ImageMagick-doc"
},
"product_reference": "ImageMagick-doc",
"relates_to_product_reference": "red_hat_enterprise_linux_7"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick-perl as a component of Red Hat Enterprise Linux 7",
"product_id": "red_hat_enterprise_linux_7:ImageMagick-perl"
},
"product_reference": "ImageMagick-perl",
"relates_to_product_reference": "red_hat_enterprise_linux_7"
},
{
"category": "default_component_of",
"full_product_name": {
"name": "ImageMagick.src as a component of Red Hat Enterprise Linux 7",
"product_id": "red_hat_enterprise_linux_7:ImageMagick.src"
},
"product_reference": "ImageMagick.src",
"relates_to_product_reference": "red_hat_enterprise_linux_7"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2026-56373",
"cwe": {
"id": "CWE-825",
"name": "Expired Pointer Dereference"
},
"discovery_date": "2026-07-10T15:01:33.310070+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2499008"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in ImageMagick. This use-after-free vulnerability (CWE-416) exists within the PDB (Program Database) decoder. A remote attacker could exploit this by tricking a user into processing a specially crafted malicious PDB file. This could lead to a denial of service (DoS) due to application crashes or potentially allow for a single zero-byte write to freed memory, resulting in limited data corruption.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "ImageMagick: ImageMagick: Use-after-free vulnerability in PDB decoder allows denial of service or limited data corruption.",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"known_affected": [
"red_hat_enterprise_linux_6:ImageMagick",
"red_hat_enterprise_linux_6:ImageMagick-c++",
"red_hat_enterprise_linux_6:ImageMagick-c++-devel",
"red_hat_enterprise_linux_6:ImageMagick-devel",
"red_hat_enterprise_linux_6:ImageMagick-doc",
"red_hat_enterprise_linux_6:ImageMagick-perl",
"red_hat_enterprise_linux_6:ImageMagick.src",
"red_hat_enterprise_linux_7:ImageMagick",
"red_hat_enterprise_linux_7:ImageMagick-c++",
"red_hat_enterprise_linux_7:ImageMagick-c++-devel",
"red_hat_enterprise_linux_7:ImageMagick-devel",
"red_hat_enterprise_linux_7:ImageMagick-doc",
"red_hat_enterprise_linux_7:ImageMagick-perl",
"red_hat_enterprise_linux_7:ImageMagick.src"
]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-56373"
},
{
"category": "external",
"summary": "RHBZ#2499008",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2499008"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-56373",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-56373"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-56373",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56373"
},
{
"category": "external",
"summary": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-3j4x-rwrx-xxj9",
"url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-3j4x-rwrx-xxj9"
},
{
"category": "external",
"summary": "https://www.vulncheck.com/advisories/imagemagick-use-after-free-write-in-pdb-decoder",
"url": "https://www.vulncheck.com/advisories/imagemagick-use-after-free-write-in-pdb-decoder"
}
],
"release_date": "2026-07-10T13:57:58.981000+00:00",
"remediations": [
{
"category": "no_fix_planned",
"details": "Out of support scope",
"product_ids": [
"red_hat_enterprise_linux_6:ImageMagick",
"red_hat_enterprise_linux_6:ImageMagick-c++",
"red_hat_enterprise_linux_6:ImageMagick-c++-devel",
"red_hat_enterprise_linux_6:ImageMagick-devel",
"red_hat_enterprise_linux_6:ImageMagick-doc",
"red_hat_enterprise_linux_6:ImageMagick-perl",
"red_hat_enterprise_linux_6:ImageMagick.src",
"red_hat_enterprise_linux_7:ImageMagick",
"red_hat_enterprise_linux_7:ImageMagick-c++",
"red_hat_enterprise_linux_7:ImageMagick-c++-devel",
"red_hat_enterprise_linux_7:ImageMagick-devel",
"red_hat_enterprise_linux_7:ImageMagick-doc",
"red_hat_enterprise_linux_7:ImageMagick-perl",
"red_hat_enterprise_linux_7:ImageMagick.src"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 5.9,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H",
"version": "3.1"
},
"products": [
"red_hat_enterprise_linux_6:ImageMagick",
"red_hat_enterprise_linux_6:ImageMagick-c++",
"red_hat_enterprise_linux_6:ImageMagick-c++-devel",
"red_hat_enterprise_linux_6:ImageMagick-devel",
"red_hat_enterprise_linux_6:ImageMagick-doc",
"red_hat_enterprise_linux_6:ImageMagick-perl",
"red_hat_enterprise_linux_6:ImageMagick.src",
"red_hat_enterprise_linux_7:ImageMagick",
"red_hat_enterprise_linux_7:ImageMagick-c++",
"red_hat_enterprise_linux_7:ImageMagick-c++-devel",
"red_hat_enterprise_linux_7:ImageMagick-devel",
"red_hat_enterprise_linux_7:ImageMagick-doc",
"red_hat_enterprise_linux_7:ImageMagick-perl",
"red_hat_enterprise_linux_7:ImageMagick.src"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate",
"product_ids": [
"red_hat_enterprise_linux_6:ImageMagick",
"red_hat_enterprise_linux_6:ImageMagick-c++",
"red_hat_enterprise_linux_6:ImageMagick-c++-devel",
"red_hat_enterprise_linux_6:ImageMagick-devel",
"red_hat_enterprise_linux_6:ImageMagick-doc",
"red_hat_enterprise_linux_6:ImageMagick-perl",
"red_hat_enterprise_linux_6:ImageMagick.src",
"red_hat_enterprise_linux_7:ImageMagick",
"red_hat_enterprise_linux_7:ImageMagick-c++",
"red_hat_enterprise_linux_7:ImageMagick-c++-devel",
"red_hat_enterprise_linux_7:ImageMagick-devel",
"red_hat_enterprise_linux_7:ImageMagick-doc",
"red_hat_enterprise_linux_7:ImageMagick-perl",
"red_hat_enterprise_linux_7:ImageMagick.src"
]
}
],
"title": "ImageMagick: ImageMagick: Use-after-free vulnerability in PDB decoder allows denial of service or limited data corruption."
}
]
}