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CVE record · CVE-2022-0847

kernel: A flaw was found in the way the "flags" member of the new pipe buffer structure was…

CVSS 7.8 HighCriticalIn CISA KEVEPSS 0.93 · 99th percentile

Critical, because:

  • In CISA’s KEV catalogue since 25 Apr 2022: it is known to be exploited.
  • CVSS score 7.8 (7.0 or more) and EPSS 0.93 (0.1 or more): a high score and a real chance of exploitation in the next 30 days.

How we decide what’s critical

Published by the CVE Program (CNA: redhat) at 7 Mar 2022, 00:00 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
Not given kernel
  • affected Linux Kernel 5.17 rc6
Identifiers
CVE-2022-0847
CNA
redhat
Weakness (CWE)
CWE-665
Tags
Published
7 Mar 2022
Updated
21 Oct 2025

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
7.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H ADP (CISA-ADP)
  • CISA KEV Listed since 25 Apr 2022: known to be exploited.
  • EPSS 0.93, the 99th percentile, on 5 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 7 Mar 2022. 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.