{"schema_version":"1.7.3","id":"GHSA-j972-j939-p2v3","published":"2025-06-03T06:09:56Z","modified":"2025-06-04T20:57:25Z","aliases":["CVE-2025-29785","GO-2025-3735"],"summary":"quic-go Has Panic in Path Probe Loss Recovery Handling","details":"### Impact\n\nThe loss recovery logic for path probe packets that was added in the v0.50.0 release can be used to trigger a nil-pointer dereference by a malicious QUIC client.\n\nIn order to do so, the attacker first sends valid QUIC packets from different remote addresses (thereby triggering the newly added path validation logic: the server sends path probe packets), and then sending ACKs for packets received from the server specifically crafted to trigger the nil-pointer dereference.\n\n### Patches\n\nv0.50.1 contains a patch that fixes the vulnerability.\n\nThis release contains a test that generates random sequences of sent packets (both regular and path probe packets), that was used to verify that the patch actually covers all corner cases.\n\n### Workarounds\n\nNo.\n\n### References\n\nThis issue has been reported publicly, but without any context, in https://github.com/quic-go/quic-go/issues/4981.","affected":[{"package":{"name":"github.com/quic-go/quic-go","ecosystem":"Go","purl":"pkg:golang/github.com/quic-go/quic-go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0.50.0"},{"fixed":"0.50.1"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/06/GHSA-j972-j939-p2v3/GHSA-j972-j939-p2v3.json"}}],"references":[{"type":"WEB","url":"https://github.com/quic-go/quic-go/security/advisories/GHSA-j972-j939-p2v3"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-29785"},{"type":"WEB","url":"https://github.com/quic-go/quic-go/issues/4981"},{"type":"WEB","url":"https://github.com/quic-go/quic-go/commit/b90058aba5f65f48e0e150c89bbaa21a72dda4de"},{"type":"PACKAGE","url":"https://github.com/quic-go/quic-go"}],"database_specific":{"cwe_ids":["CWE-248"],"github_reviewed":true,"github_reviewed_at":"2025-06-03T06:09:56Z","nvd_published_at":"2025-06-02T11:15:21Z","severity":"HIGH"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}