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CVE-2025-2174 (GCVE-0-2025-2174)

Vulnerability from cvelistv5 – Published: 2025-03-11 06:31 – Updated: 2025-03-11 13:40
VLAI
Title
libzvbi conv.c vbi_strndup_iconv_ucs2 integer overflow
Summary
A vulnerability was found in libzvbi up to 0.2.43. It has been declared as problematic. Affected by this vulnerability is the function vbi_strndup_iconv_ucs2 of the file src/conv.c. The manipulation of the argument src_length leads to integer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 0.2.44 is able to address this issue. The patch is named ca1672134b3e2962cd392212c73f44f8f4cb489f. It is recommended to upgrade the affected component. The code maintainer was informed beforehand about the issues. She reacted very fast and highly professional.
Severity
6.9 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
5.3 (Medium)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-03-11 13:25 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
n/a libzvbi Affected: 0.2.0
Affected: 0.2.1
Affected: 0.2.2
Affected: 0.2.3
Affected: 0.2.4
Affected: 0.2.5
Affected: 0.2.6
Affected: 0.2.7
Affected: 0.2.8
Affected: 0.2.9
Affected: 0.2.10
Affected: 0.2.11
Affected: 0.2.12
Affected: 0.2.13
Affected: 0.2.14
Affected: 0.2.15
Affected: 0.2.16
Affected: 0.2.17
Affected: 0.2.18
Affected: 0.2.19
Affected: 0.2.20
Affected: 0.2.21
Affected: 0.2.22
Affected: 0.2.23
Affected: 0.2.24
Affected: 0.2.25
Affected: 0.2.26
Affected: 0.2.27
Affected: 0.2.28
Affected: 0.2.29
Affected: 0.2.30
Affected: 0.2.31
Affected: 0.2.32
Affected: 0.2.33
Affected: 0.2.34
Affected: 0.2.35
Affected: 0.2.36
Affected: 0.2.37
Affected: 0.2.38
Affected: 0.2.39
Affected: 0.2.40
Affected: 0.2.41
Affected: 0.2.42
Affected: 0.2.43
Credits
Yariv Nedivi ninpwn (VulDB User) ninpwn (VulDB User)
Show details on NVD website
To clipboard 

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    "redhat_vex": {
      "current_release_date": "2025-05-28T17:34:08+00:00",
      "cve": "CVE-2025-2174",
      "id": "CVE-2025-2174",
      "initial_release_date": "2025-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "libzvbi conv.c vbi_strndup_iconv_ucs2 integer overflow",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-2174.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-29T01:33:23Z",
      "cve": "CVE-2025-2174",
      "id": "CVE-2025-2174",
      "initial_release_date": "2025-03-12T05:08:59Z",
      "product_status:known_affected": "16",
      "product_status:recommended": "64",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2025-2174",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2025-2174.json",
      "version": "23"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-2174\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-03-11T13:25:13.046485Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-03-11T13:25:16.336Z\"}}], \"cna\": {\"title\": \"libzvbi conv.c vbi_strndup_iconv_ucs2 integer overflow\", \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Yariv Nedivi\"}, {\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"ninpwn (VulDB User)\"}, {\"lang\": \"en\", \"type\": \"analyst\", \"value\": \"ninpwn (VulDB User)\"}], \"metrics\": [{\"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 6.9, \"baseSeverity\": \"MEDIUM\", \"vectorString\": 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\"0.2.26\"}, {\"status\": \"affected\", \"version\": \"0.2.27\"}, {\"status\": \"affected\", \"version\": \"0.2.28\"}, {\"status\": \"affected\", \"version\": \"0.2.29\"}, {\"status\": \"affected\", \"version\": \"0.2.30\"}, {\"status\": \"affected\", \"version\": \"0.2.31\"}, {\"status\": \"affected\", \"version\": \"0.2.32\"}, {\"status\": \"affected\", \"version\": \"0.2.33\"}, {\"status\": \"affected\", \"version\": \"0.2.34\"}, {\"status\": \"affected\", \"version\": \"0.2.35\"}, {\"status\": \"affected\", \"version\": \"0.2.36\"}, {\"status\": \"affected\", \"version\": \"0.2.37\"}, {\"status\": \"affected\", \"version\": \"0.2.38\"}, {\"status\": \"affected\", \"version\": \"0.2.39\"}, {\"status\": \"affected\", \"version\": \"0.2.40\"}, {\"status\": \"affected\", \"version\": \"0.2.41\"}, {\"status\": \"affected\", \"version\": \"0.2.42\"}, {\"status\": \"affected\", \"version\": \"0.2.43\"}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2025-03-11T00:00:00.000Z\", \"value\": \"Advisory disclosed\"}, {\"lang\": \"en\", \"time\": \"2025-03-11T01:00:00.000Z\", \"value\": \"VulDB entry created\"}, {\"lang\": \"en\", \"time\": \"2025-03-11T09:03:47.000Z\", \"value\": \"VulDB entry last update\"}], \"references\": [{\"url\": \"https://vuldb.com/?id.299203\", \"name\": \"VDB-299203 | libzvbi conv.c vbi_strndup_iconv_ucs2 integer overflow\", \"tags\": [\"vdb-entry\", \"technical-description\"]}, {\"url\": \"https://vuldb.com/?ctiid.299203\", \"name\": \"VDB-299203 | CTI Indicators (IOB, IOC, IOA)\", \"tags\": [\"signature\", \"permissions-required\"]}, {\"url\": \"https://vuldb.com/?submit.512800\", \"name\": \"Submit #512800 | Open Source libzvbi 0.2.43 Integer Overflow -\u003e Heap Overflow\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://github.com/zapping-vbi/zvbi/security/advisories/GHSA-g7cg-7gw9-v8cf\", \"tags\": [\"related\"]}, {\"url\": \"https://github.com/zapping-vbi/zvbi/commit/ca1672134b3e2962cd392212c73f44f8f4cb489f\", \"tags\": [\"patch\"]}, {\"url\": \"https://github.com/zapping-vbi/zvbi/releases/tag/v0.2.44\", \"tags\": [\"patch\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability was found in libzvbi up to 0.2.43. It has been declared as problematic. Affected by this vulnerability is the function vbi_strndup_iconv_ucs2 of the file src/conv.c. The manipulation of the argument src_length leads to integer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 0.2.44 is able to address this issue. The patch is named ca1672134b3e2962cd392212c73f44f8f4cb489f. It is recommended to upgrade the affected component. The code maintainer was informed beforehand about the issues. She reacted very fast and highly professional.\"}, {\"lang\": \"de\", \"value\": \"In libzvbi bis 0.2.43 wurde eine problematische Schwachstelle ausgemacht. Dabei geht es um die Funktion vbi_strndup_iconv_ucs2 der Datei src/conv.c. Durch die Manipulation des Arguments src_length mit unbekannten Daten kann eine integer overflow-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei \\u00fcber das Netzwerk erfolgen. Der Exploit steht zur \\u00f6ffentlichen Verf\\u00fcgung. Ein Aktualisieren auf die Version 0.2.44 vermag dieses Problem zu l\\u00f6sen. Der Patch wird als ca1672134b3e2962cd392212c73f44f8f4cb489f bezeichnet. Als bestm\\u00f6gliche Massnahme wird das Einspielen eines Upgrades empfohlen.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-190\", \"description\": \"Integer Overflow\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-189\", \"description\": \"Numeric Error\"}]}], \"providerMetadata\": {\"orgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"shortName\": \"VulDB\", \"dateUpdated\": \"2025-03-11T08:02:35.278Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-2174\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-03-11T13:40:54.884Z\", \"dateReserved\": \"2025-03-10T17:26:56.285Z\", \"assignerOrgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"datePublished\": \"2025-03-11T06:31:06.971Z\", \"assignerShortName\": \"VulDB\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.