{"id":"GHSA-c3hm-hxwf-g5c6","revision":null,"records":[{"revision":"0fb8b8a89cb842d79b82356809af74c6","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2024-34063","aliases":[],"title":"Degraded secret zeroization capabilities in vodozemac","description":"vodozemac is an implementation of Olm and Megolm in pure Rust. Versions 0.5.0 and 0.5.1 of vodozemac have degraded secret zeroization capabilities, due to changes in third-party cryptographic dependencies (the Dalek crates), which moved secret zeroization capabilities behind a feature flag and defaulted this feature to off. The degraded zeroization capabilities could result in the production of more memory copies of encryption secrets and secrets could linger in memory longer than necessary. This marginally increases the risk of sensitive data exposure. This issue has been addressed in version 0.6.0 and users are advised to upgrade. There are no known workarounds for this vulnerability.","state":0,"publishedAt":"2024-05-03T09:52:28.758+00:00","modifiedAt":"2024-08-02T02:42:59.879+00:00","affected":[{"ecosystem":"Vendor product","name":"vodozemac","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"matrix-org\",\n                    \"product\": \"vodozemac\",\n                    \"versions\": [\n                        {\n                            \"version\": \">= 0.5.0, < 0.6.0\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","score":2.5,"severity":"LOW"}],"references":["https://github.com/matrix-org/vodozemac/security/advisories/GHSA-c3hm-hxwf-g5c6","https://github.com/matrix-org/vodozemac/commit/297548cad4016ce448c4b5007c54db7ee39489d9"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-34063","license":"CVE Program Terms of Use","key":"cve-program:CVE-2024-34063","identifiers":["CVE-2024-34063"]},"retained":false,"historicalAffected":[]},{"revision":"44119b474d7c43e893fcd3aaab2df246","observedAt":"2026-11-09T00:10:06.035+00:00","statement":{"source":"euvd","id":"EUVD-2024-1567","aliases":["CVE-2024-34063","GHSA-c3hm-hxwf-g5c6"],"title":"vodozemac is an implementation of Olm and Megolm in pure Rust. Versions 0.5.0 and 0.5.1 of vodozemac have degraded secret zeroization capabilities, due to changes in third-party cryptographic dependencies (the Dalek crates), which moved sec…","description":"vodozemac is an implementation of Olm and Megolm in pure Rust. Versions 0.5.0 and 0.5.1 of vodozemac have degraded secret zeroization capabilities, due to changes in third-party cryptographic dependencies (the Dalek crates), which moved secret zeroization capabilities behind a feature flag and defaulted this feature to off. The degraded zeroization capabilities could result in the production of more memory copies of encryption secrets and secrets could linger in memory longer than necessary. This marginally increases the risk of sensitive data exposure. This issue has been addressed in version 0.6.0 and users are advised to upgrade. There are no known workarounds for this vulnerability.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","score":2.5,"severity":null}],"references":["https://github.com/matrix-org/vodozemac/security/advisories/GHSA-c3hm-hxwf-g5c6","https://github.com/matrix-org/vodozemac/commit/297548cad4016ce448c4b5007c54db7ee39489d9"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2024-1567","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"May 3, 2024, 9:52:28 AM","dateUpdated":"Aug 2, 2024, 2:42:59 AM"},"relatedAdvisories":[{"id":"openSUSE-SU-2024:14009-1","title":"cargo-audit-advisory-db-20240528-1.1 on GA media","vulnerabilityIds":["CVE-2024-28854","CVE-2024-34063"]}],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2024-1567","identifiers":["EUVD-2024-1567","CVE-2024-34063","GHSA-c3hm-hxwf-g5c6"]},"retained":false,"historicalAffected":[]},{"revision":"7135f47d5913407e9489eaee850bdddc","observedAt":"2026-10-25T00:17:10.712+00:00","statement":{"source":"nvd","id":"CVE-2024-34063","aliases":[],"title":"vodozemac is an implementation of Olm and Megolm in pure Rust. Versions 0.5.0 and 0.5.1 of vodozemac have degraded secret zeroization capabilities, due to changes in third-party cryptographic dependencies (the Dalek crates), which moved sec…","description":"vodozemac is an implementation of Olm and Megolm in pure Rust. Versions 0.5.0 and 0.5.1 of vodozemac have degraded secret zeroization capabilities, due to changes in third-party cryptographic dependencies (the Dalek crates), which moved secret zeroization capabilities behind a feature flag and defaulted this feature to off. The degraded zeroization capabilities could result in the production of more memory copies of encryption secrets and secrets could linger in memory longer than necessary. This marginally increases the risk of sensitive data exposure. This issue has been addressed in version 0.6.0 and users are advised to upgrade. There are no known workarounds for this vulnerability.","state":0,"publishedAt":"2024-05-03T10:15:08.69+00:00","modifiedAt":"2026-06-17T07:32:50.093+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","score":2.5,"severity":"LOW"}],"references":["https://github.com/matrix-org/vodozemac/commit/297548cad4016ce448c4b5007c54db7ee39489d9","https://github.com/matrix-org/vodozemac/security/advisories/GHSA-c3hm-hxwf-g5c6"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-34063","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Deferred","weaknesses":["CWE-1188"],"productCriteria":[],"sourceDates":{"published":"2024-05-03T10:15:08.690","lastModified":"2026-06-17T07:32:50.093"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2024-34063","identifiers":["CVE-2024-34063"]},"retained":false,"historicalAffected":[]},{"revision":"68087709b0894a5b8e1cb810d5c641e4","observedAt":"2026-10-24T13:19:54.901+00:00","statement":{"source":"osv","id":"GHSA-c3hm-hxwf-g5c6","aliases":["CVE-2024-34063","RUSTSEC-2024-0342"],"title":"vodozemac has degraded secret zeroization capabilities","description":"Versions 0.5.0 and 0.5.1 of vodozemac have degraded secret zeroization capabilities, due to changes in third-party cryptographic dependencies (the Dalek crates), which moved secret zeroization capabilities behind a feature flag while vodozemac disabled the default feature set.\n\n### Impact\nThe degraded zeroization capabilities could result in the production of more memory copies of encryption secrets and secrets could linger in memory longer than necessary. This marginally increases the risk of sensitive data exposure.\n\nOverall, we consider the impact of this issue to be low. Although cryptographic best practices recommend the clearing of sensitive information from memory once it's no longer needed, the inherent limitations of Rust regarding absolute zeroization reduce the practical severity of this lapse.\n\n### Patches\nThe patch is in commit https://github.com/matrix-org/vodozemac/pull/130/commits/297548cad4016ce448c4b5007c54db7ee39489d9.\n\n### Workarounds\nNone.\n\n### For more information\nIf you have any questions or comments about this advisory please email us at [security at matrix.org](mailto:security@matrix.org).","state":0,"publishedAt":"2024-05-03T19:34:07+00:00","modifiedAt":"2026-09-10T03:50:13.6752234+00:00","affected":[{"ecosystem":"crates.io","name":"vodozemac","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0.5.0"},{"kind":"fixed","version":"0.6.0"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"LOW"}],"references":["https://github.com/matrix-org/vodozemac/security/advisories/GHSA-c3hm-hxwf-g5c6","https://nvd.nist.gov/vuln/detail/CVE-2024-34063","https://github.com/matrix-org/vodozemac/commit/297548cad4016ce448c4b5007c54db7ee39489d9","https://github.com/matrix-org/vodozemac","https://rustsec.org/advisories/RUSTSEC-2024-0342.html"],"sourceUrl":"https://github.com/advisories/GHSA-c3hm-hxwf-g5c6","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-c3hm-hxwf-g5c6","identifiers":["GHSA-c3hm-hxwf-g5c6","CVE-2024-34063","RUSTSEC-2024-0342"]},"retained":false,"historicalAffected":[]},{"revision":"09f5492ed0fa4ca6a51e7a1e376983be","observedAt":"2026-10-24T13:19:54.901+00:00","statement":{"source":"osv","id":"RUSTSEC-2024-0342","aliases":["CVE-2024-34063","GHSA-c3hm-hxwf-g5c6"],"title":"Degraded secret zeroization capabilities","description":"Versions 0.5.0 and 0.5.1 of vodozemac have degraded secret zeroization capabilities,\ndue to changes in third-party cryptographic dependencies (the Dalek crates),\nwhich moved secret zeroization capabilities behind a feature flag while\nvodozemac disabled the default feature set.\n\n## Impact\n\nThe degraded zeroization capabilities could result in the production of more\nmemory copies of encryption secrets and secrets could linger in memory longer\nthan necessary. This marginally increases the risk of sensitive data exposure.\n\nOverall, we consider the impact of this issue to be low. Although cryptographic\nbest practices recommend the clearing of sensitive information from memory once\nit's no longer needed, the inherent limitations of Rust regarding absolute\nzeroization reduce the practical severity of this lapse.","state":0,"publishedAt":"2024-05-02T12:00:00+00:00","modifiedAt":"2026-10-12T18:00:11.5031955+00:00","affected":[{"ecosystem":"crates.io","name":"vodozemac","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0.5.0"},{"kind":"fixed","version":"0.6.0"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://crates.io/crates/vodozemac","https://rustsec.org/advisories/RUSTSEC-2024-0342.html","https://github.com/matrix-org/vodozemac/commit/297548cad4016ce448c4b5007c54db7ee39489d9"],"sourceUrl":"https://osv.dev/vulnerability/RUSTSEC-2024-0342","license":"OSV · upstream source license applies","key":"osv:RUSTSEC-2024-0342","identifiers":["RUSTSEC-2024-0342","CVE-2024-34063","GHSA-c3hm-hxwf-g5c6"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-10T10:21:23.1769119+00:00","complete":true,"records":1773,"lastAttemptAt":"2026-11-10T10:21:23.1769119+00:00","lastSuccessAt":"2026-11-10T10:21:23.4268898+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:23.4268987+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-8859cf40d4337e24bd2f258cc7778fbad01bb24c79d057aaf34cf1dfc6f8917d-8bdcdeeb414e06ff50ed637d818ac25d52680d19f71fc0ebe3f4c4b3f836ed38","complete":true,"records":421927,"lastAttemptAt":"2026-11-10T10:21:22.8157744+00:00","lastSuccessAt":"2026-11-10T09:21:38.1064889+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:22.8157744+00:00","snapshotPublishedAt":"2026-11-10T09:20:43+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-2e6a476534094233b48f2f0b6da5cf35","complete":true,"records":13689,"lastAttemptAt":"2026-11-10T10:21:50.2500014+00:00","lastSuccessAt":"2026-11-10T06:05:35.03+00:00","error":null,"lastVerifiedAt":"2026-11-10T06:05:35.03+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13742,"expectedIdentifiers":13742,"failedIdentifiers":0},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-10T10:21:23.1769119+00:00","complete":true,"records":1096,"lastAttemptAt":"2026-11-10T10:21:23.1769119+00:00","lastSuccessAt":"2026-11-10T10:21:23.4276529+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:23.4276532+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-b0b0499af228434598651aa5d221386e","complete":false,"records":13695,"lastAttemptAt":"2026-11-10T10:21:49.6403901+00:00","lastSuccessAt":"2026-11-10T10:21:49.637+00:00","error":"100 identifier lookups failed; latest failures include request timeout. Other identifiers were checked independently.","lastVerifiedAt":"2026-11-10T10:21:49.637+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13642,"expectedIdentifiers":13742,"failedIdentifiers":100},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-cdffb4589856378aa42e8d1bd4a6c74e27a180d8160bf764c44715ef760f0a62","complete":true,"records":9932,"lastAttemptAt":"2026-11-10T10:21:23.1241572+00:00","lastSuccessAt":"2026-11-10T00:04:19.8260565+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:23.1241572+00:00","snapshotPublishedAt":"2026-11-09T23:48:01+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-26503967ae4379db8f374089589d6e03fb15bd31f820c9e992aaf93840c2236c","complete":true,"records":1971,"lastAttemptAt":"2026-11-10T10:21:22.8858542+00:00","lastSuccessAt":"2026-11-09T21:02:20.472473+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:22.8858542+00:00","snapshotPublishedAt":"2026-11-09T20:18:18+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-94169eec81ea3989aa551092397ff34ae53c104b4a6ce646e1524452e4ab2a39","complete":true,"records":3065,"lastAttemptAt":"2026-11-10T10:21:23.1397622+00:00","lastSuccessAt":"2026-11-10T08:04:45.5923716+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:23.1397622+00:00","snapshotPublishedAt":"2026-11-10T06:48:01+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-4331051b0b2d4ccdbdca3aa196b0be3818a465064a4b18dde4cf39c2250eb490","complete":true,"records":231599,"lastAttemptAt":"2026-11-10T10:21:23.0142877+00:00","lastSuccessAt":"2026-11-10T08:04:37.1757322+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:23.0142877+00:00","snapshotPublishedAt":"2026-11-10T07:33:02+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}