{"items":[{"id":"NVI-00016231","kind":"vulnerability","title":"Netty: [Bzip2Decoder] Infinite Loop in RLE State Machine Leads to Event-Loop Thread Hang","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-558v-64gr-wgg4","CVE-2026-59901"],"plain_summary":"GitHub lists this reviewed advisory for io.netty:netty-codec-compression, io.netty:netty-codec. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-4fd1d9df55dc3fbc9f38118f40a52016"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-4fd1d9df55dc3fbc9f38118f40a52016","url":"https://github.com/advisories/GHSA-558v-64gr-wgg4","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-558v-64gr-wgg4","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T22:34:39.734Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-4fd1d9df55dc3fbc9f38118f40a52016"],"technology":"io.netty:netty-codec-compression","known_exclusions":[],"conditions_summary":"The `Bzip2Decoder` handler in Netty's compression codec pipeline is vulnerable to a denial-of-service attack through a malformed bzip2 stream that permanently captures the event-loop thread in an infinite loop. The vulnerability exists in the run-length encoding (RLE) state machine within [`Bzip2BlockDecompressor.read()`]","public_affected_ranges":[">= 4.2.0.Final, < 4.2.16.Final"]},{"certainty":"source_listed","source_ids":["sr-4fd1d9df55dc3fbc9f38118f40a52016"],"technology":"io.netty:netty-codec","known_exclusions":[],"conditions_summary":"The `Bzip2Decoder` handler in Netty's compression codec pipeline is vulnerable to a denial-of-service attack through a malformed bzip2 stream that permanently captures the event-loop thread in an infinite loop. The vulnerability exists in the run-length encoding (RLE) state machine within [`Bzip2BlockDecompressor.read()`]","public_affected_ranges":["< 4.1.136.Final"]}],"null_published_at":"2026-11-04T10:04:27.921Z","source_updated_at":"2026-07-22T21:50:48.000Z","source_disclosed_at":"2026-07-22T21:50:47.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-03T22:34:39.734Z"}],"next_cursor":null,"snapshot_revision":"42594"}