{"id":"CVE-2023-24056","state":"PUBLISHED","title":"In pkgconf through 1.9.3, variable duplication can cause unbounded string expansion due to incorrect checks in libpkgconf/tuple.c:pkgconf_tuple_parse. For example, a .pc file conta","description":"In pkgconf through 1.9.3, variable duplication can cause unbounded string expansion due to incorrect checks in libpkgconf/tuple.c:pkgconf_tuple_parse. For example, a .pc file containing a few hundred bytes can expand to one billion bytes.","publishedAt":"2023-01-22T00:00:00.000Z","updatedAt":"2025-04-02T15:45:00.912Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://nullprogram.com/blog/2023/01/18/","https://gitea.treehouse.systems/ariadne/pkgconf/commit/628b2b2bafa5d3a2017193ddf375093e70666059","https://github.com/pkgconf/pkgconf/tags"],"weaknesses":["CWE-787"],"ingestedAt":"2026-10-29T20:05:43.909Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/24xxx/CVE-2023-24056.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-24056","state":"PUBLISHED","datePublished":"2023-01-22T00:00:00.000Z","dateUpdated":"2025-04-02T15:45:00.912Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2023-01-22T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"In pkgconf through 1.9.3, variable duplication can cause unbounded string expansion due to incorrect checks in libpkgconf/tuple.c:pkgconf_tuple_parse. For example, a .pc file containing a few hundred bytes can expand to one billion bytes."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://nullprogram.com/blog/2023/01/18/"},{"url":"https://gitea.treehouse.systems/ariadne/pkgconf/commit/628b2b2bafa5d3a2017193ddf375093e70666059"},{"url":"https://github.com/pkgconf/pkgconf/tags"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2023-01-22T00:00:00.000Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://nullprogram.com/blog/2023/01/18/","tags":["x_transferred"]},{"url":"https://gitea.treehouse.systems/ariadne/pkgconf/commit/628b2b2bafa5d3a2017193ddf375093e70666059","tags":["x_transferred"]},{"url":"https://github.com/pkgconf/pkgconf/tags","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T10:49:09.025Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-04-02T15:42:36.457176Z","id":"CVE-2023-24056","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","type":"CWE","lang":"en","description":"CWE-787 Out-of-bounds Write"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-04-02T15:45:00.912Z"}}]}}}