{"id":"CVE-2026-89157","details":"PCRE2 before 10.48, on 32-bit platforms, has a pcre2_pattern_convert out-of-bounds write when an attacker can provide a large pattern.","aliases":["GHSA-q8g2-wprr-34m9"],"modified":"2026-10-28T02:30:46.288783202Z","published":"2026-09-11T04:05:27.069Z","related":["ALSA-2026:81522","ALSA-2026:81532","ALSA-2026:81613","SUSE-SU-2026:23740-1","SUSE-SU-2026:23840-1","SUSE-SU-2026:23891-1","SUSE-SU-2026:23906-1","SUSE-SU-2026:4201-1","SUSE-SU-2026:4241-1","SUSE-SU-2026:4458-1","openSUSE-SU-2026:21938-1"],"database_specific":{"cna_assigner":"mitre","cwe_ids":["CWE-190"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89157.json"},"references":[{"type":"WEB","url":"https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89157.json"},{"type":"ADVISORY","url":"https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-q8g2-wprr-34m9"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89157"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/pcre2project/pcre2","events":[{"introduced":"921b0ae10fe26bdb979f70ec9512b9f95e3ddccb"},{"fixed":"7978954dbd2efc6f2196869290553cf1871b4ce6"},{"introduced":"9f3cae1cb4ff2dd1e7fac7ba264cd98403197c36"},{"last_affected":"9f3cae1cb4ff2dd1e7fac7ba264cd98403197c36"}],"database_specific":{"extracted_events":[{"range":[{"introduced":"10.30"},{"fixed":"10.48"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:pcre:pcre2:*:*:*:*:*:*:*:*"},{"source":"CPE_STRING","cpe":"cpe:2.3:a:pcre:pcre2:10.48:rc1:*:*:*:*:*:*","range":[{"introduced":"10.48-rc1"},{"last_affected":"10.48-rc1"}]}]}}],"versions":["10.48-rc1","pcre2-10.48-RC1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-89157.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L"}]}