CVE-2026-3441

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This heap-based buffer overflow vulnerability, specifically an out-of-bounds read in the bfd linker, allows an attacker to gain access to sensitive information. By convincing a user to process a specially crafted XCOFF object file, an attacker can trigger this flaw, potentially leading to information disclosure or an application level denial of service."}, {"lang": "es", "value": "Se encontr\u00f3 una falla en GNU Binutils. Esta vulnerabilidad de desbordamiento de b\u00fafer basado en mont\u00edculo, espec\u00edficamente una lectura fuera de l\u00edmites en el enlazador bfd, permite a un atacante obtener acceso a informaci\u00f3n sensible. Al convencer a un usuario de procesar un archivo objeto XCOFF especialmente dise\u00f1ado, un atacante puede activar esta falla, lo que podr\u00eda llevar a la revelaci\u00f3n de informaci\u00f3n o a una denegaci\u00f3n de servicio a nivel de aplicaci\u00f3n."}], "id": "CVE-2026-3441", "lastModified": "2026-11-05T21:18:47.733", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 4.2, "source": "secalert@redhat.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-3441", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-03-16T19:16:03.101223Z", "version": "2.0.3"}}]}, "published": "2026-03-16T14:19:47.447", "references": [{"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:33527"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:39022"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2026-3441"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2443826"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "secalert@redhat.com", "type": "Secondary"}]}

{"bugzilla": {"description": "binutils: GNU Binutils: Information disclosure via specially crafted XCOFF object file", "id": "2443826", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2443826"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.1", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:L", "status": "draft"}, "cwe": "CWE-125", "details": ["No description is available for this CVE."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2026-3441", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "gcc-toolset-15-binutils", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "gdb", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "mingw-binutils", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "gdb", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "gcc-toolset-14-binutils", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "gcc-toolset-14-gdb", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "gcc-toolset-15-binutils", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "gcc-toolset-15-gdb", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "gdb", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "mingw-binutils", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "binutils", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "gcc-toolset-14-binutils", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "gcc-toolset-15-binutils", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "gdb", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "mingw-binutils", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-03-02T11:11:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-3441\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-3441"], "statement": "This MODERATE impact out-of-bounds read vulnerability in GNU Binutils affects Red Hat products. Exploitation requires a local attacker to persuade a user to process a specially crafted XCOFF object file with the `ld` linker. This limits the attack vector to scenarios involving user interaction with untrusted files.", "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "binutils", "vendor": "gnu"}], "analysis": {"en": {"generated_at": "2026-04-15T22:38:38.961363+00:00", "value": {"mitigation_remediation": ["Upgrade GNU Binutils or the affected Red\u00a0Hat Enterprise Linux packages to a version where the patch is applied, as indicated by the latest Red\u00a0Hat security advisory.", "No official workaround has been provided; the absence of a workaround emphasizes the necessity of applying the patch.", "If an immediate update is not possible, restrict the handling of untrusted XCOFF files to a highly privileged or isolated environment to reduce the chance of accidental processing.", "Maintain up\u2011to\u2011date monitoring of Red\u00a0Hat security releases and apply any future patches or guidance as they become available."], "summary": {"action": "Patch", "impact": "Information Disclosure"}, "threat_synthesis": {"affected_systems": "The flaw affects GNU Binutils as shipped on several Red\u00a0Hat platforms, including Red\u00a0Hat Enterprise Linux\u00a06,\u00a07,\u00a08,\u00a09, and\u00a010, the Red\u00a0Hat Hardened Images distribution, and the OpenShift Container Platform\u00a04. No specific product or version numbers that contain the fix are listed in the advisory, so any installation of these distributions that contains the vulnerable binutils component is potentially impacted.", "description_and_impact": "A heap\u2011based out\u2011of\u2011bounds read in the bfd linker of GNU Binutils can be triggered by opening a specially crafted XCOFF object file. The resulting vulnerability allows an attacker to read sensitive data from memory that should not be accessible, potentially exposing confidential information or causing a denial of service at the application level. The weakness is defined as CWE\u2011125, representing an attempt to read beyond allocated bounds.", "risk_and_exploitability": "The vulnerability carries a CVSS score of 6.1, indicating medium severity, while the EPSS score is less than 1\u202f%, implying a very low probability of exploitation in the wild. It is not listed in the CISA KEV catalog. Attackers would need to persuade a local user or a system process to load a malicious XCOFF file; it is unlikely that remote exploitation via a network interface is possible, so the primary attack vector is local file processing. Given the moderate score and low exploitation likelihood, the risk for most environments is limited but still actionable."}}}}, "created": "2026-03-03T08:47:03.051815+00:00", "updated": "2026-04-15T22:45:16.439494+00:00", "vendors": ["gnu", "gnu$PRODUCT$binutils"]}