Vulnerability-Lookup

CVE-2025-5222 (GCVE-0-2025-5222)

Vulnerability from cvelistv5 – Published: 2025-05-27 20:51 – Updated: 2026-07-14 12:39

Title

Icu: stack buffer overflow in the srbroot::addtag function

Summary

A stack buffer overflow was found in Internationl components for unicode (ICU ). While running the genrb binary, the 'subtag' struct overflowed at the SRBRoot::addTag function. This issue may lead to memory corruption and local arbitrary code execution.

Severity

7 (High)


                        
                          CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Assigner

redhat

References

10 references

URL	Tags
https://access.redhat.com/errata/RHSA-2025:11888	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:12083	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:12331	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:12332	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:12333	vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2025-5222	vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2368600	issue-trackingx_refsource_REDHAT
https://unicode-org.atlassian.net/jira/software/c…
https://lists.debian.org/debian-lts-announce/2025…
https://cert-portal.siemens.com/productcert/html/…

Impacted products

11 products

Vendor	Product	Version
		Affected: 0 , < 78.1 (semver)
Red Hat	Red Hat Enterprise Linux 10	Unaffected: 0:74.2-5.el10_0 , < * (rpm) cpe:/o:redhat:enterprise_linux:10.0
Red Hat	Red Hat Enterprise Linux 9	Unaffected: 0:67.1-10.el9_6 , < * (rpm) cpe:/a:redhat:enterprise_linux:9::appstream cpe:/o:redhat:enterprise_linux:9::baseos
Red Hat	Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions	Unaffected: 0:67.1-10.el9_0 , < * (rpm) cpe:/a:redhat:rhel_e4s:9.0::appstream cpe:/o:redhat:rhel_e4s:9.0::baseos
Red Hat	Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions	Unaffected: 0:67.1-10.el9_2 , < * (rpm) cpe:/a:redhat:rhel_e4s:9.2::appstream cpe:/o:redhat:rhel_e4s:9.2::baseos
Red Hat	Red Hat Enterprise Linux 9.4 Extended Update Support	Unaffected: 0:67.1-10.el9_4 , < * (rpm) cpe:/a:redhat:rhel_eus:9.4::appstream cpe:/o:redhat:rhel_eus:9.4::baseos
Red Hat	Red Hat Enterprise Linux 6	cpe:/o:redhat:enterprise_linux:6
Red Hat	Red Hat Enterprise Linux 7	cpe:/o:redhat:enterprise_linux:7
Red Hat	Red Hat Enterprise Linux 8	cpe:/o:redhat:enterprise_linux:8
Red Hat	Red Hat OpenShift Container Platform 4	cpe:/a:redhat:openshift:4
Siemens	SIDIS Secured SmartPlug	Affected: 0 , < V7.26.0310 (custom)

Date Public

2024-11-14 00:00

Show details on NVD website

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}

WID-SEC-W-2025-1406

Vulnerability from csaf_certbund - Published: 2025-06-25 22:00 - Updated: 2026-01-12 23:00

Summary

International Components for Unicode (icu): Schwachstelle ermöglicht Codeausführung

Severity

Mittel

Notes

Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.

Produktbeschreibung: Die International Components for Unicode (ICU) sind C, C++ und Java Bibliotheken zur Auswertung regulärer Ausdrücke bzw. zum Verarbeiten von Strings und Zeichen im Unicode Format.

Angriff: Ein entfernter, anonymer Angreifer kann eine Schwachstelle in International Components for Unicode (icu) ausnutzen, um beliebigen Programmcode auszuführen.

Betroffene Betriebssysteme: - Linux - Sonstiges - UNIX - Windows

CVE-2025-5222

Affected products

Known affected 11 products

Product	Identifier	Version
Open Source International Components for Unicode (icu) 76.0.1 Open Source / International Components for Unicode (icu)	`cpe:/a:icu_project:international_components_for_unicode:76.0.1`	76.0.1
Debian Linux Debian	`cpe:/o:debian:debian_linux:-`	—
SUSE Linux SUSE	`cpe:/o:suse:suse_linux:-`	—
Red Hat Enterprise Linux Red Hat	`cpe:/o:redhat:enterprise_linux:-`	—
Amazon Linux 2 Amazon	`cpe:/o:amazon:linux_2:-`	—
Oracle Linux Oracle	`cpe:/o:oracle:linux:-`	—
Dell NetWorker Virtual Edition Dell / NetWorker	`cpe:/a:dell:networker:virtual_edition`	Virtual Edition
Fedora Linux Fedora	`cpe:/o:fedoraproject:fedora:-`	—
IBM App Connect Enterprise IBM	`cpe:/a:ibm:app_connect_enterprise:-`	—
Dell Avamar Dell	`cpe:/a:dell:avamar:-`	—
Dell Secure Connect Gateway Appliance <5.32.00.18 Dell / Secure Connect Gateway		Appliance <5.32.00.18

References

19 references

URL	Category
https://wid.cert-bund.de/.well-known/csaf/white/2…	self
https://wid.cert-bund.de/portal/wid/securityadvis…	self
https://nvd.nist.gov/vuln/detail/CVE-2025-5222	external
https://bugzilla.redhat.com/show_bug.cgi?id=2368600	external
https://lists.debian.org/debian-security-announce…	external
https://lists.suse.com/pipermail/sle-security-upd…	external
https://alas.aws.amazon.com/AL2/ALAS2-2025-2913.html	external
https://alas.aws.amazon.com/AL2/ALAS2-2025-2914.html	external
https://access.redhat.com/errata/RHSA-2025:11888	external
http://linux.oracle.com/errata/ELSA-2025-11888.html	external
https://linux.oracle.com/errata/ELSA-2025-12083.html	external
https://access.redhat.com/errata/RHSA-2025:12083	external
https://access.redhat.com/errata/RHSA-2025:12332	external
https://access.redhat.com/errata/RHSA-2025:12331	external
https://access.redhat.com/errata/RHSA-2025:12333	external
https://www.ibm.com/support/pages/node/7243787	external
https://www.dell.com/support/kbdoc/000385435	external
https://www.dell.com/support/kbdoc/000385230	external
https://bodhi.fedoraproject.org/updates/FEDORA-EP…	external

JSON

To clipboard

{
  "document": {
    "aggregate_severity": {
      "text": "mittel"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Die International Components for Unicode (ICU) sind C, C++ und Java Bibliotheken zur Auswertung regul\u00e4rer Ausdr\u00fccke bzw. zum Verarbeiten von Strings und Zeichen im Unicode Format.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in International Components for Unicode (icu) ausnutzen, um beliebigen Programmcode auszuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- Sonstiges\n- UNIX\n- Windows",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2025-1406 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-1406.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2025-1406 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-1406"
      },
      {
        "category": "external",
        "summary": "NIST Vulnerability Database vom 2025-06-25",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-5222"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugzilla vom 2025-06-25",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2368600"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5951 vom 2025-06-27",
        "url": "https://lists.debian.org/debian-security-announce/2025/msg00115.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:02216-1 vom 2025-07-03",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-July/021746.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2-2025-2913 vom 2025-07-10",
        "url": "https://alas.aws.amazon.com/AL2/ALAS2-2025-2913.html"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS2-2025-2914 vom 2025-07-10",
        "url": "https://alas.aws.amazon.com/AL2/ALAS2-2025-2914.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:11888 vom 2025-07-28",
        "url": "https://access.redhat.com/errata/RHSA-2025:11888"
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      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2025-11888 vom 2025-07-29",
        "url": "http://linux.oracle.com/errata/ELSA-2025-11888.html"
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        "summary": "Oracle Linux Security Advisory ELSA-2025-12083 vom 2025-07-30",
        "url": "https://linux.oracle.com/errata/ELSA-2025-12083.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:12083 vom 2025-07-29",
        "url": "https://access.redhat.com/errata/RHSA-2025:12083"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:12332 vom 2025-07-31",
        "url": "https://access.redhat.com/errata/RHSA-2025:12332"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2025:12331 vom 2025-07-31",
        "url": "https://access.redhat.com/errata/RHSA-2025:12331"
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      {
        "category": "external",
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        "url": "https://access.redhat.com/errata/RHSA-2025:12333"
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        "url": "https://www.dell.com/support/kbdoc/000385435"
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        "summary": "Dell Security Advisory DSA-2025-390 vom 2025-11-05",
        "url": "https://www.dell.com/support/kbdoc/000385230"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-EPEL-2026-0917B799FE vom 2026-01-13",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2026-0917b799fe"
      }
    ],
    "source_lang": "en-US",
    "title": "International Components for Unicode (icu): Schwachstelle erm\u00f6glicht Codeausf\u00fchrung",
    "tracking": {
      "current_release_date": "2026-01-12T23:00:00.000+00:00",
      "generator": {
        "date": "2026-01-13T09:07:01.313+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.5.0"
        }
      },
      "id": "WID-SEC-W-2025-1406",
      "initial_release_date": "2025-06-25T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2025-06-25T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2025-06-26T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2025-07-03T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2025-07-10T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2025-07-27T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2025-07-28T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2025-07-29T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Oracle Linux und Red Hat aufgenommen"
        },
        {
          "date": "2025-07-30T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2025-09-02T22:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von IBM aufgenommen"
        },
        {
          "date": "2025-10-30T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Dell aufgenommen"
        },
        {
          "date": "2025-11-04T23:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Dell aufgenommen"
        },
        {
          "date": "2026-01-12T23:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Fedora aufgenommen"
        }
      ],
      "status": "final",
      "version": "12"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Amazon Linux 2",
            "product": {
              "name": "Amazon Linux 2",
              "product_id": "398363",
              "product_identification_helper": {
                "cpe": "cpe:/o:amazon:linux_2:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Amazon"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Debian Linux",
            "product": {
              "name": "Debian Linux",
              "product_id": "2951",
              "product_identification_helper": {
                "cpe": "cpe:/o:debian:debian_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Debian"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Dell Avamar",
            "product": {
              "name": "Dell Avamar",
              "product_id": "T039664",
              "product_identification_helper": {
                "cpe": "cpe:/a:dell:avamar:-"
              }
            }
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "Virtual Edition",
                "product": {
                  "name": "Dell NetWorker Virtual Edition",
                  "product_id": "T048226",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:dell:networker:virtual_edition"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "NetWorker"
          },
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "Appliance \u003c5.32.00.18",
                "product": {
                  "name": "Dell Secure Connect Gateway Appliance \u003c5.32.00.18",
                  "product_id": "T048301"
                }
              },
              {
                "category": "product_version",
                "name": "Appliance 5.32.00.18",
                "product": {
                  "name": "Dell Secure Connect Gateway Appliance 5.32.00.18",
                  "product_id": "T048301-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:dell:secure_connect_gateway:appliance__5.32.00.18"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Secure Connect Gateway"
          }
        ],
        "category": "vendor",
        "name": "Dell"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Fedora Linux",
            "product": {
              "name": "Fedora Linux",
              "product_id": "74185",
              "product_identification_helper": {
                "cpe": "cpe:/o:fedoraproject:fedora:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Fedora"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "IBM App Connect Enterprise",
            "product": {
              "name": "IBM App Connect Enterprise",
              "product_id": "T032495",
              "product_identification_helper": {
                "cpe": "cpe:/a:ibm:app_connect_enterprise:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "IBM"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "76.0.1",
                "product": {
                  "name": "Open Source International Components for Unicode (icu) 76.0.1",
                  "product_id": "T044862",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:icu_project:international_components_for_unicode:76.0.1"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "International Components for Unicode (icu)"
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Oracle Linux",
            "product": {
              "name": "Oracle Linux",
              "product_id": "T004914",
              "product_identification_helper": {
                "cpe": "cpe:/o:oracle:linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Oracle"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Red Hat Enterprise Linux",
            "product": {
              "name": "Red Hat Enterprise Linux",
              "product_id": "67646",
              "product_identification_helper": {
                "cpe": "cpe:/o:redhat:enterprise_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "SUSE Linux",
            "product": {
              "name": "SUSE Linux",
              "product_id": "T002207",
              "product_identification_helper": {
                "cpe": "cpe:/o:suse:suse_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-5222",
      "product_status": {
        "known_affected": [
          "T044862",
          "2951",
          "T002207",
          "67646",
          "398363",
          "T004914",
          "T048226",
          "74185",
          "T032495",
          "T039664",
          "T048301"
        ]
      },
      "release_date": "2025-06-25T22:00:00.000+00:00",
      "title": "CVE-2025-5222"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

CVE-2025-5222 (GCVE-0-2025-5222)

WID-SEC-W-2025-1406

Tags

Sightings

Nomenclature