{"id":"CVE-2026-90831","summary":"GNU Binutils ELF String Table elf-strtab.c _bfd_elf_strtab_delref memory corruption","details":"A vulnerability was detected in GNU Binutils 2.47. The affected element is the function _bfd_elf_strtab_delref of the file bfd/elf-strtab.c of the component ELF String Table. The manipulation results in memory corruption. The attack requires a local approach. The exploit is now public and may be used. The project was informed of the problem early through a bug report but has not responded yet.","modified":"2026-09-18T03:48:41.208520158Z","published":"2026-09-14T22:45:16.279Z","database_specific":{"cna_assigner":"VulDB","cwe_ids":["CWE-119"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90831.json","unresolved_ranges":[{"extracted_events":[{"introduced":"2.47"},{"last_affected":"2.47"}],"source":"AFFECTED_FIELD"}]},"references":[{"type":"WEB","url":"https://www.gnu.org/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90831.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90831"},{"type":"ADVISORY","url":"https://vuldb.com/cve/CVE-2026-90831"},{"type":"ADVISORY","url":"https://vuldb.com/submit/925230"},{"type":"ADVISORY","url":"https://vuldb.com/vuln/403333"},{"type":"REPORT","url":"https://sourceware.org/bugzilla/show_bug.cgi?id=34454"},{"type":"REPORT","url":"https://vuldb.com/vuln/403333/cti"},{"type":"EVIDENCE","url":"https://sourceware.org/bugzilla/attachment.cgi?id=16886"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://sourceware.org/git/binutils-gdb.git","events":[{"introduced":"6ce87bbc521cf46eaee9a1f7ef61cee2cdfb3e32"},{"last_affected":"6ce87bbc521cf46eaee9a1f7ef61cee2cdfb3e32"}],"database_specific":{"source":"CPE_STRING","cpe":"cpe:2.3:a:gnu:binutils:2.47:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.47"},{"last_affected":"2.47"}]}}],"versions":["2.47","binutils-2_47"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90831.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"}]}