{"id":"EM-20261105-QHI8","url":"https://cyber.eventmonitor.net/incident/EM-20261105-QHI8/gnu-vulnerability-cve-2026-123151/","type":"cve","title":"GNU Vulnerability (CVE-2026-123151)","subtitle":"CVE-2026-123151","subject":"CVE-2026-123151","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-05T17:18:03.350Z","firstSignal":"2026-11-05T14:58:55.000Z","lastSignal":"2026-11-05T17:18:03.350Z","updated":"2026-11-06T00:58:29.349Z","revision":1,"life":[{"status":"Born","at":"2026-11-05T17:18:03.350Z","why":"second independent source: C6 NVD CVE API 2.0"},{"status":"Developing","at":"2026-11-05T17:18:03.350Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-05T14:58:55.000Z","what":"First signal: C41 Red Hat Security Data"},{"at":"2026-11-05T17:18:03.350Z","what":"Born: second source, C6 NVD CVE API 2.0. Page EM-20261105-QHI8 created."}],"stages":[{"name":"Disclosed","at":"2026-11-05T17:18:03.350Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-05T17:18:03.350Z","detail":"CVSS 7.5"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-05T14:58:55.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-05T14:58:55.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":3,"title":"Red Hat: CVE-2026-123151 (important)","text":"gdb: gdb: stack buffer overflow in parse_tsv_definition via stale rs->buf tail","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-123151.json"},{"at":"2026-11-05T17:18:03.350Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-123151 (CVSS 7.5)","text":"A flaw was found in the GNU debugger (GDB). When GDB connects to a remote debug target, a malicious target can cause GDB to overflow a buffer on the stack while parsing the target's replies. This can crash GDB or potentially allow the target to execute arbitrary code in the GDB client process with the privileges of the user running GDB.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123151"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-05T17:18:03.350","score":7.5,"severity":"HIGH","desc":"A flaw was found in the GNU debugger (GDB). When GDB connects to a remote debug target, a malicious target can cause GDB to overflow a buffer on the stack while parsing the target's replies. This can crash GDB or potentially allow the target to execute arbitrary code in the GDB client process with t","product":"","seen":1793922090303},"kev":null,"epss":null,"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}