{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-75818", "assignerOrgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6", "state": "PUBLISHED", "assignerShortName": "CERT-PL", "dateReserved": "2026-08-18T10:13:29.246Z", "datePublished": "2026-10-06T10:57:52.690Z", "dateUpdated": "2026-10-06T12:50:58.338Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6", "shortName": "CERT-PL", "dateUpdated": "2026-10-06T10:57:52.690Z" }, "title": "Heap Buffer Overflow in GNU Aspell's prezip utility", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-122", "description": "CWE-122 Heap-based buffer overflow", "type": "CWE" } ] } ], "affected": [ { "vendor": "GNU", "product": "Aspell", "repo": "https://github.com/GNUAspell/aspell", "modules": [ "prezip" ], "programFiles": [ "prog/prezip.c" ], "versions": [ { "status": "affected", "version": "0", "lessThan": "0.60.8.3", "versionType": "semver" } ], "defaultStatus": "unknown" } ], "cpeApplicability": [ { "operator": "OR", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:gnu:aspell:*:*:*:*:*:*:*:*", "versionStartIncluding": "0", "versionEndIncluding": "0.60.8.2" } ] } ] } ], "descriptions": [ { "lang": "en", "value": "GNU Aspell prezip-bin contains a heap-based buffer overflow vulnerability in the decompressor in prog/prezip.c. The decompressor does not properly check buffer space, so a crafted compressed file can cause out-of-bounds read and write operations on the heap. An attacker who convinces a user to process a malicious compressed file with prezip-bin can trigger memory corruption, leading to a processs crash.\n\n\n\nThis issue was fixed in commit 15b188437f9e0192d4ac4472ad66a4e2f62a782f which will be released in version 0.60.8.3.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "GNU Aspell prezip-bin contains a heap-based buffer overflow vulnerability in the decompressor in prog/prezip.c. The decompressor does not properly check buffer space, so a crafted compressed file can cause out-of-bounds read and write operations on the heap. An attacker who convinces a user to process a malicious compressed file with prezip-bin can trigger memory corruption, leading to a processs crash.

This issue was fixed in commit 15b188437f9e0192d4ac4472ad66a4e2f62a782f which will be released in version 0.60.8.3.
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