CVE-2021-21405

CVE-2021-21405 concerns Lotus, a Go implementation of the Filecoin protocol. The issue arises from BLS signature validation that uses the blst VerifyCompressed method, which accepts signatures in two forms: “serialized” and “compressed.” Because the block header CID embeds the BlockSig, Lotus pre...

CVE-2021-21405 BLS Signature "Malleability"

Lotus is an Implementation of the Filecoin protocol written in Go. BLS signature validation in lotus uses blst library method VerifyCompressed. This method accepts signatures in 2 forms: "serialized", and "compressed", meaning that BLS signatures can be provided as either of 2 unique byte arrays...

Łukasz Magiera lotus 数据伪造问题漏洞

Łukasz Magiera lotus is an open source application by Łukasz Magiera.Filecoin distributed storage network implementation. Lotus has a security vulnerability. the Lotus block validation function performs a uniqueness check on the supplied block...

PT-2021-14482 · Unknown +2 · Filecoin-Ffi +2

Name of the Vulnerable Software and Affected Versions: Lotus affected versions not specified Description: The issue concerns BLS signature validation in Lotus, which uses the blst library method VerifyCompressed. This method accepts signatures in two forms: serialized and compressed, allowing BLS...

bellperson (>=0.3.4, <=0.15.0), ff-cl-gen (>=0.1.0, <=0.3.0) +10 more potentially affected by CVE-2021-25908 via fil-ocl (0.19.6)

fil-ocl CARGO version 0.19.6 is affected by a known vulnerability. The following packages have a transitive dependency on fil-ocl and may be impacted: - bellperson =0.3.4, =0.1.0, =5.0.0, =5.0.0, =2.3.0, =0.1.0, =0.1.0, =5.0.0, =5.4.0, =5.0.0, =5.0.0, =0.1.1, =0.1.2 Source cves: CVE-2021-25908...