QID 982040

QID 982040: Go (go) Security Update for github.com/ethereum/go-ethereum/consensus (GHSA-v592-xf75-856p)

Security update has been released for github.com/ethereum/go-ethereum/consensus,github.com/ethereum/go-ethereum to fix the vulnerability.

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

An ethash mining DAG generation flaw in Geth could cause miners to erroneously calculate PoW in an upcoming epoch (estimated early January, 2021). This happened on the ETC chain on 2020-11-06. This issue is relevant only for miners, non-mining nodes are unaffected.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as Medium - 5 severity.
    • Solution
    This issue is also fixed as of 1.9.24. Thanks to @slavikus for bringing the issue to our attention and writing the fix.
    Vendor References

    CVEs related to QID 982040

    CVE-2020-26240 |
    Software Advisories
    Advisory ID Software Component Link
    GHSA-v592-xf75-856p github.com/ethereum/go-ethereum URL Logo github.com/advisories/GHSA-v592-xf75-856p
    GHSA-v592-xf75-856p github.com/ethereum/go-ethereum/consensus URL Logo github.com/advisories/GHSA-v592-xf75-856p
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