{"id":"CLSA-2026-1790003865","summary":"mutt: Fix of 6 CVEs","details":"- CVE-2026-43859: use memcpy() instead of strfcpy() in hmac_md5() so a binary MD5\n  digest of an over-long IMAP CRAM-MD5 secret is not truncated at an embedded NUL\n- CVE-2026-43860: copy the full MD5_DIGEST_LEN bytes of the hashed IMAP CRAM-MD5\n  secret in hmac_md5() instead of one byte less\n- CVE-2026-43861: reject a percent-encoded NUL (%00) as an invalid character in\n  url_pct_decode()\n- CVE-2026-43862: check that the GSSAPI security-level token is at least 4 bytes\n  before reading it in imap_auth_gss(), and read it as uint32_t\n- CVE-2026-43863: treat a negative gpgme_data_read() return as an error in\n  data_object_to_stream() instead of looping forever\n- CVE-2026-43864: check key and key-\u003esubkeys for NULL in show_sig_summary()","modified":"2026-10-26T09:31:35.728398882Z","published":"2026-09-21T19:20:08Z","upstream":["CVE-2026-43859","CVE-2026-43860","CVE-2026-43861","CVE-2026-43862","CVE-2026-43863","CVE-2026-43864"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1790003865.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43859"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43860"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43861"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43862"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43863"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43864"}],"affected":[{"package":{"name":"mutt","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/mutt?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5:2.2.6-2.el9_6.tuxcare.els3"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1790003865.json"}}],"schema_version":"1.9.0"}