{"id":"CVE-2026-0460","kind":"vulnerability","aliases":["CVE-2026-0460"],"related":[],"title":"Bootgen: fixed RSA padding salt weakens boot image signing integrity","description":"Improper authentication in Bootgen could result in the use of a fixed salt value for RSA padding instead of a randomly generated salt, potentially impacting data integrity.","summary":"Bootgen, an AMD/Xilinx tool that packages boot images, can use a fixed salt instead of a random one for RSA padding. The sources say this could affect data integrity, and they give a CVSS score of 1.0.","severity":"low","cvss":1.0,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["bootgen","embedded","fpga","other"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-12T20:18:14+00:00","first_seen_at":"2026-11-12T20:40:22+00:00","triaged_at":"2026-11-12T20:42:25+00:00","updated_at":"2026-11-12T20:42:25+00:00","category":"other","confidence":0.4,"triage":{"at":"2026-11-12T20:42:25Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"unknown","title":"Bootgen: fixed RSA padding salt weakens boot image signing integrity","impact":"low","summary":"Bootgen, an AMD/Xilinx tool that packages boot images, can use a fixed salt instead of a random one for RSA padding. The sources say this could affect data integrity, and they give a CVSS score of 1.0.","audience":"businesses","category":"other","nicknames":[],"who_cares":["bootgen","embedded","fpga"],"confidence":0.4,"fix_status":"unknown","needs_auth":"unknown","worst_case":"Boot image signatures weaker than intended, integrity impact","analyst_note":"Check the AMD/Xilinx security bulletin for affected Bootgen versions and the fixed release; the NVD entry alone gives no ranges.","how_to_check":"unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"unknown","user_interaction":"unknown","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.000639,"input_tokens":4505,"output_tokens":377,"severity_before":"low"},"analyst_status":null,"analyst_note":null,"search":"'-0460':13A,16A '-2026':12A,15A '1.0':56B 'affect':46B 'amd/xilinx':22B 'authent':58C 'boot':7A,26B 'bootgen':1A,17B,20B,60C 'could':45B,61C 'cve':11A,14A 'cvss':53B 'data':47B,82C 'embed':18B 'fix':2A,31B,68C 'fpga':19B 'generat':78C 'give':51B 'imag':8A,27B 'impact':81C 'improp':57C 'instead':33B,74C 'integr':10A,48B,83C 'one':37B 'packag':25B 'pad':4A,40B,73C 'potenti':80C 'random':36B,77C 'result':62C 'rsa':3A,39B,72C 'salt':5A,32B,69C,79C 'say':43B 'score':54B 'sign':9A 'sourc':42B 'tool':23B 'use':29B,65C 'valu':70C 'weaken':6A","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["bootgen","embedded","fpga","low","other"],"campaign_type":null,"search_a":"'-0460':13A,16A '-2026':12A,15A 'boot':7A 'bootgen':1A 'cve':11A,14A 'fix':2A 'imag':8A 'integr':10A 'pad':4A 'rsa':3A 'salt':5A 'sign':9A 'weaken':6A","search_b":"'1.0':56B 'affect':46B 'amd/xilinx':22B 'boot':26B 'bootgen':17B,20B 'could':45B 'cvss':53B 'data':47B 'embed':18B 'fix':31B 'fpga':19B 'give':51B 'imag':27B 'instead':33B 'integr':48B 'one':37B 'packag':25B 'pad':40B 'random':36B 'rsa':39B 'salt':32B 'say':43B 'score':54B 'sourc':42B 'tool':23B 'use':29B","search_c":"'authent':58C 'bootgen':60C 'could':61C 'data':82C 'fix':68C 'generat':78C 'impact':81C 'improp':57C 'instead':74C 'integr':83C 'pad':73C 'potenti':80C 'random':77C 'result':62C 'rsa':72C 'salt':69C,79C 'use':65C 'valu':70C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-12T20:18:14+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:A/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","cvss_by":"psirt@amd.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-0460","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0460","severity":null,"published_at":"2026-11-12T20:18:14+00:00","modified_at":"2026-11-12T20:18:14+00:00","first_seen_at":"2026-11-12T20:40:22+00:00","fetched_at":"2026-11-12T20:40:22+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}