{"id":"CVE-2026-48178","kind":"vulnerability","aliases":["CVE-2026-48178"],"related":[],"title":"Linux PPC kernel: race condition allows out-of-bounds memory access","description":"Out of bound access in PPC due to race condition in global variable access","summary":"A race condition in how a global variable is accessed on PowerPC systems can cause an out-of-bounds memory access. The sources do not state what an attacker can do beyond that.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["infrastructure","linux","powerpc"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-05T03:17:28+00:00","first_seen_at":"2026-11-05T03:31:44+00:00","triaged_at":"2026-11-05T03:33:45+00:00","updated_at":"2026-11-05T03:33:45+00:00","category":"infrastructure","confidence":0.3,"triage":{"at":"2026-11-05T03:33:45Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"local","title":"Linux PPC kernel: race condition allows out-of-bounds memory access","impact":"medium","summary":"A race condition in how a global variable is accessed on PowerPC systems can cause an out-of-bounds memory access. The sources do not state what an attacker can do beyond that.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["linux","powerpc"],"confidence":0.3,"fix_status":"unknown","needs_auth":"unknown","worst_case":"unknown; out-of-bounds memory access on PowerPC systems","analyst_note":"Check the NVD entry and the upstream kernel fix to confirm the affected component, versions, and attacker prerequisites.","how_to_check":"unknown","plain_action":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"unknown","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000587,"input_tokens":4120,"output_tokens":350,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':14A,17A '-48178':15A,18A 'access':12A,31B,43B,58C,68C 'allow':6A 'attack':51B 'beyond':54B 'bound':10A,41B,57C 'caus':36B 'condit':5A,24B,64C 'cve':13A,16A 'due':61C 'global':28B,66C 'infrastructur':19B 'kernel':3A 'linux':1A,20B 'memori':11A,42B 'out-of-bound':7A,38B 'powerpc':21B,33B 'ppc':2A,60C 'race':4A,23B,63C 'sourc':45B 'state':48B 'system':34B 'variabl':29B,67C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["infrastructure","linux","powerpc","unknown"],"campaign_type":null,"first_public_at":"2026-11-05T03:17:28+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-48178","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48178","severity":null,"published_at":"2026-11-05T03:17:28+00:00","modified_at":"2026-11-05T03:17:28+00:00","first_seen_at":"2026-11-05T03:31:44+00:00","fetched_at":"2026-11-05T03:31:44+00:00","note":null}],"documents":[],"exploit_sources":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}