{"id":"CVE-2026-14454","state":"PUBLISHED","title":"Imager versions before 1.033 for Perl treat unsigned EXIF IFD entry counts as signed","description":"Imager versions before 1.033 for Perl treat unsigned EXIF IFD entry counts as signed.\n\nImager mishandled large EXIF IFD entry count values, treating them as negative numbers.  This could lead to an attempt to allocate a block nearly the size of the address space, which fails and kills the process.\n\nAn attacker could craft an image with EXIF data that terminates a worker process.","publishedAt":"2026-07-08T12:30:20.230Z","updatedAt":"2026-07-09T14:41:45.096Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"CPANSec","products":["TONYC Imager"],"affected":[{"vendor":"TONYC","product":"Imager","packageName":"Imager","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.033","versionType":"custom"}],"collectionURL":"https://cpan.org/modules","programFiles":["imexif.c"],"programRoutines":[{"name":"tiff_load_ifd"}],"repo":"https://github.com/tonycoz/imager"}],"references":["https://metacpan.org/release/TONYC/Imager-1.033/changes","https://github.com/tonycoz/imager/commit/06f01a5d0fd591259aeba589370d6888384a6b6d.patch","http://www.openwall.com/lists/oss-security/2026/07/08/6"],"weaknesses":["CWE-196","CWE-789"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/14xxx/CVE-2026-14454.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-14454","state":"PUBLISHED","datePublished":"2026-07-08T12:30:20.230Z","dateUpdated":"2026-07-09T14:41:45.096Z","assignerShortName":"CPANSec","assignerOrgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","dateReserved":"2026-07-02T08:18:50.542Z"},"containers":{"cna":{"title":"Imager versions before 1.033 for Perl treat unsigned EXIF IFD entry counts as signed","descriptions":[{"lang":"en","value":"Imager versions before 1.033 for Perl treat unsigned EXIF IFD entry counts as signed.\n\nImager mishandled large EXIF IFD entry count values, treating them as negative numbers.  This could lead to an attempt to allocate a block nearly the size of the address space, which fails and kills the process.\n\nAn attacker could craft an image with EXIF data that terminates a worker process."}],"affected":[{"vendor":"TONYC","product":"Imager","packageName":"Imager","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.033","versionType":"custom"}],"collectionURL":"https://cpan.org/modules","programFiles":["imexif.c"],"programRoutines":[{"name":"tiff_load_ifd"}],"repo":"https://github.com/tonycoz/imager"}],"references":[{"url":"https://metacpan.org/release/TONYC/Imager-1.033/changes","tags":["release-notes"]},{"url":"https://github.com/tonycoz/imager/commit/06f01a5d0fd591259aeba589370d6888384a6b6d.patch","tags":["patch"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-196","description":"CWE-196 Unsigned to Signed Conversion Error","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-789","description":"CWE-789 Memory Allocation with Excessive Size Value","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"CPANSec","orgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","dateUpdated":"2026-07-08T12:30:20.230Z"},"impacts":[{"capecId":"CAPEC-128","descriptions":[{"lang":"en","value":"CAPEC-128 Integer Attacks"}]}],"solutions":[{"lang":"en","value":"Upgrade to version 1.033 or later."}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"cpansec-cna-tool 0.1"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/07/08/6"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-07-08T17:31:27.727Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-07-09T13:50:57.514385Z","id":"CVE-2026-14454","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-09T14:41:45.096Z"}}]}}}