{"action":"Upgrade pyasn1 to 0.4.8-3+deb12u1 or later.","affected":[{"fixed":"0.4.8-3+deb12u1","introduced":"0"}],"component":"pyasn1","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["0.4.8-3+deb12u1"],"id":"tcs_01M5NR3TQX8TNSEGK412RASAQY","modified_at":"2026-10-01T03:03:21.087789615Z","published_at":"2026-01-16T19:16:19.117Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-23490","https://security-tracker.debian.org/tracker/CVE-2026-23490"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-23490","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-23490"}],"summary":"pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.2, a Denial-of-Service issue has been found that leads to memory exhaustion from malformed RELATIVE-OID with excessive continuation octets. T"}