{"id":"CVE-2026-2588","aliases":["EUVD-2026-7558","GHSA-8gq5-mm3m-7h4x"],"status":"published","title":"Crypt::NaCl::Sodium versions through 2.001 for Perl has an integer overflow flaw on 32-bit systems","description":"Crypt::NaCl::Sodium versions through 2.001 for Perl has an integer overflow flaw on 32-bit systems.\n\nSodium.xs casts a STRLEN (size_t) to unsigned long long when passing a length pointer to libsodium functions.  On 32-bit systems size_t is typically 32-bits while an unsigned long long is at least 64-bits.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00394,"percentile":0.33875,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190"],"published":"2026-02-22T23:31:19Z","modified":"2026-10-28T02:31:07Z","products":[{"vendor":"timlegge","product":"crypt::nacl::sodium"},{"vendor":"timlegge","product":"crypt\\"}],"references":[{"url":"https://metacpan.org/release/TIMLEGGE/Crypt-NaCl-Sodium-2.001/source/Sodium.xs#L2119","tags":["related","Product","Release Notes","web"]},{"url":"https://github.com/cpan-authors/crypt-nacl-sodium/commit/8cf7f66ba922443e131c9deae1ee00fafe4f62e4.patch","tags":["patch","Patch","fix"]},{"url":"https://github.com/cpan-authors/crypt-nacl-sodium/commit/557388bdb4da416a56663cda0154b80cd524395c.patch","tags":["patch","Patch","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2588","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-8gq5-mm3m-7h4x"},{"url":"https://cpan.org/modules","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/2xxx/CVE-2026-2588.json","tags":["advisory"]},{"url":"https://github.com/cpan-authors/crypt-nacl-sodium","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-2588","title":"Crypt::NaCl::Sodium versions through 2.001 for Perl has an integer overflow flaw on 32-bit systems","description":"Crypt::NaCl::Sodium versions through 2.001 for Perl has an integer overflow flaw on 32-bit systems.\n\nSodium.xs casts a STRLEN (size_t) to unsigned long long when passing a length pointer to libsodium functions.  On 32-bit systems size_t is typically 32-bits while an unsigned long long is at least 64-bits.","status":"published","published":"2026-02-22T23:31:19.72Z","modified":"2026-02-23T18:47:51.202Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T13:48:35.749498Z"}],"euvd":[{"id":"EUVD-2026-7558","description":"Crypt::NaCl::Sodium versions through 2.001 for Perl has an integer overflow flaw on 32-bit systems.\n\nSodium.xs casts a STRLEN (size_t) to unsigned long long when passing a length pointer to libsodium functions.  On 32-bit systems size_t is typically 32-bits while an unsigned long long is at least 64-bits.","status":"published","published":"2026-02-22T23:31:19Z","modified":"2026-02-23T18:47:51Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:48:32.158773Z"}],"ghsa":[{"id":"GHSA-8gq5-mm3m-7h4x","title":"Crypt::NaCl::Sodium versions through 2.001 for Perl has an integer overflow flaw on 32-bit...","description":"Crypt::NaCl::Sodium versions through 2.001 for Perl has an integer overflow flaw on 32-bit systems.\n\nSodium.xs casts a STRLEN (size_t) to unsigned long long when passing a length pointer to libsodium functions.  On 32-bit systems size_t is typically 32-bits while an unsigned long long is at least 64-bits.","status":"published","published":"2026-02-23T00:30:26Z","modified":"2026-02-23T21:31:26Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T15:06:20.459119Z"}],"nvd":[{"id":"CVE-2026-2588","description":"Crypt::NaCl::Sodium versions through 2.001 for Perl has an integer overflow flaw on 32-bit systems.\n\nSodium.xs casts a STRLEN (size_t) to unsigned long long when passing a length pointer to libsodium functions.  On 32-bit systems size_t is typically 32-bits while an unsigned long long is at least 64-bits.","status":"published","published":"2026-02-23T00:15:59.33Z","modified":"2026-06-17T10:31:21.813Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:12:06.63895Z"}],"osv":[{"id":"CVE-2026-2588","title":"Crypt::NaCl::Sodium versions through 2.001 for Perl has an integer overflow flaw on 32-bit systems","description":"Crypt::NaCl::Sodium versions through 2.001 for Perl has an integer overflow flaw on 32-bit systems.\n\nSodium.xs casts a STRLEN (size_t) to unsigned long long when passing a length pointer to libsodium functions.  On 32-bit systems size_t is typically 32-bits while an unsigned long long is at least 64-bits.","status":"published","published":"2026-02-22T23:31:19.72Z","modified":"2026-10-28T02:31:07.827749607Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T15:44:59.80315Z"}]}}