{"action":"Upgrade nss to 2:3.61-1 or later.","affected":[{"fixed":"2:3.61-1","introduced":"0"}],"component":"nss","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2:3.61-1"],"id":"tcs_01M5NJA7Z9WHABWDPFQJFDQXBP","modified_at":"2026-10-26T18:01:42.996404542Z","published_at":"2023-12-12T17:15:08.347Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-4421","https://security-tracker.debian.org/tracker/CVE-2023-4421"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-4421#Debian:13/nss","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-4421"}],"summary":"The NSS code used for checking PKCS#1 v1.5 was leaking information useful in mounting Bleichenbacher-like attacks. Both the overall correctness of the padding as well as the length of the encrypted me"}