{"action":"Upgrade nspr to 4.8.2-1 or later.","affected":[{"fixed":"4.8.2-1","introduced":"0"}],"component":"nspr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.8.2-1"],"id":"tcs_01M5N9AW127771C3HRTBM95VW3","modified_at":"2026-10-23T17:47:33.596149260Z","published_at":"2009-07-22T18:30:00.217Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2009-2463","https://security-tracker.debian.org/tracker/CVE-2009-2463"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2009-2463","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2009-2463"}],"summary":"Multiple integer overflows in the (1) PL_Base64Decode and (2) PL_Base64Encode functions in nsprpub/lib/libc/src/base64.c in Mozilla Firefox before 3.0.12, Thunderbird before 2.0.0.24, and SeaMonkey be"}