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CVE record · CVE-2021-47242

mptcp: fix soft lookup in subflow_error_report()

CVSS 7.5 HighEPSS 0.0034 · 27th percentile

Published by the CVE Program (CNA: Linux) at 21 May 2024, 14:19 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Linux Linux
  • affected 15cc10453398c22f78f6c2b897119ecce5e5dd89 to before 27ef25c72373222aaa5fe7b5cd890ae9cfb89a8d git
  • affected 15cc10453398c22f78f6c2b897119ecce5e5dd89 to before 499ada5073361c631f2a3c4a8aed44d53b6f82ec git
  • affected c8ad65cb5051498b8a58be40499db9e930f0092e git
  • affected 5.11.12 to before 5.12 semver
Other versions: unaffected
Linux Linux
  • affected 5.12
  • unaffected before 5.12 semver
  • unaffected 5.12.13 to 5.12.*, inclusive semver
  • unaffected 5.13 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2021-47242
CNA
Linux
Weakness (CWE)
CWE-667
Tags
Published
21 May 2024
Updated
5 Aug 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.5 High 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CNA (Linux)Used for this record
7.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H ADP (CISA-ADP)
  • CISA KEV Not listed.
  • EPSS 0.0034, the 27th percentile, on 7 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 21 May 2024. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.