{"action":"Upgrade php8.4 to 8.4.26-1~deb13u1 or later.","affected":[{"fixed":"8.4.26-1~deb13u1","introduced":"0"}],"component":"php8.4","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["8.4.26-1~deb13u1"],"id":"tcs_01M5NT76E2QN8834E3BH40RCSD","modified_at":"2026-10-24T10:01:16.895186321Z","published_at":"2026-09-25T21:17:23.790Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-6103","https://security-tracker.debian.org/tracker/CVE-2026-6103"],"severity":{"label":"low","score":3.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-6103#Debian:13/php8.4","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-6103"}],"summary":"phar_tar_number() parses the octal size field of a TAR header into a uint32_t with no overflow check. The field is 11 octal digits wide and holds values up to 0x1FFFFFFFF, so a size above 0xFFFFFFFF s"}