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Fix for GHSA-378v-28hj-76wf has been backported to bn.js 4.12.3 #7025

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Merged
advisory-database merged 1 commit into from
Feb 24, 2026
+29 −2
Merged

Fix for GHSA-378v-28hj-76wf has been backported to bn.js 4.12.3 #7025

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31 changes: 29 additions & 2 deletions advisories/github-reviewed/2026/02/GHSA-378v-28hj-76wf/GHSA-378v-28hj-76wf.json
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Original file line number Diff line number Diff line change
@@ -1,13 +1,13 @@
{
"schema_version": "1.4.0",
"id": "GHSA-378v-28hj-76wf",
"modified": "2026-02-20T21:18:31Z",
"modified": "2026-02-23T14:44:00Z",
"published": "2026-02-20T06:30:39Z",
"aliases": [
"CVE-2026-2739"
],
"summary": "bn.js affected by an infinite loop",
"details": "This affects versions of the package bn.js before 5.2.3. Calling maskn(0) on any BN instance corrupts the internal state, causing toString(), divmod(), and other methods to enter an infinite loop, hanging the process indefinitely.",
"details": "This affects versions of the package bn.js prior to 4.12.3, and versions 5.0.0 up to but not including 5.2.3. Calling maskn(0) on any BN instance corrupts the internal state, causing toString(), divmod(), and other methods to enter an infinite loop, hanging the process indefinitely.",
"severity": [
{
"type": "CVSS_V3",
Expand All @@ -31,6 +31,25 @@
{
"introduced": "0"
},
{
"fixed": "4.12.3"
}
]
}
]
},
{
"package": {
"ecosystem": "npm",
"name": "bn.js"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "5.0.0"
},
{
"fixed": "5.2.3"
}
Expand Down Expand Up @@ -60,6 +79,10 @@
"type": "WEB",
"url": "https://github.com/indutny/bn.js/commit/33df26b5771e824f303a79ec6407409376baa64b"
},
{
"type": "WEB",
"url": "https://github.com/indutny/bn.js/commit/67ecb35dabaf252001b649c12d69c4b57deac6f6"
},
{
"type": "WEB",
"url": "https://gist.github.com/Kr0emer/02370d18328c28b5dd7f9ac880d22a91"
Expand All @@ -72,6 +95,10 @@
"type": "WEB",
"url": "https://github.com/indutny/bn.js/releases/tag/v5.2.3"
},
{
"type": "WEB",
"url": "https://github.com/indutny/bn.js/releases/tag/v4.12.3"
},
{
"type": "WEB",
"url": "https://security.snyk.io/vuln/SNYK-JS-BNJS-15274301"
Expand Down