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CVE record · CVE-2026-52943

net: skbuff: fix missing zerocopy reference in pskb_carve helpers

CVSS 7.8 HighEPSS 0.0030 · 23rd percentile

Published by the CVE Program (CNA: Linux) at 24 Jun 2026, 09:00 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
Linux Linux
  • affected 6fa01ccd883021105e9f8af7d04b9f156fa3494a to before 8dbed691e43a50903658130bde0fcb5abc425b37 git
  • affected 6fa01ccd883021105e9f8af7d04b9f156fa3494a to before 9b40bdc2a3298225dffab8158208a0d8c6300578 git
  • affected 6fa01ccd883021105e9f8af7d04b9f156fa3494a to before fd470f0a97b8e9a125f520265d2f3b088ffb5b8a git
  • affected 6fa01ccd883021105e9f8af7d04b9f156fa3494a to before ceafb893b12f23331dcc5ff9587e643c3a40ee9f git
  • affected 6fa01ccd883021105e9f8af7d04b9f156fa3494a to before 2e0e74c59b2761a414d9f48d7bee1e45220b2427 git
  • affected 6fa01ccd883021105e9f8af7d04b9f156fa3494a to before 96a4713ae041cc85e712bac682cd2e644004d6c6 git
  • affected 6fa01ccd883021105e9f8af7d04b9f156fa3494a to before 474d6c771d798bca84f0a140b611e36743511e18 git
  • affected 6fa01ccd883021105e9f8af7d04b9f156fa3494a to before 98d0912e9f841e5529a5b89a972805f34cb1c69d git
Other versions: unaffected
Linux Linux
  • affected 4.7
  • unaffected before 4.7 semver
  • unaffected 5.10.259 to 5.10.*, inclusive semver
  • unaffected 5.15.210 to 5.15.*, inclusive semver
  • unaffected 6.1.176 to 6.1.*, inclusive semver
  • unaffected 6.6.143 to 6.6.*, inclusive semver
  • unaffected 6.12.93 to 6.12.*, inclusive semver
  • unaffected 6.18.35 to 6.18.*, inclusive semver
  • unaffected 7.0.12 to 7.0.*, inclusive semver
  • unaffected 7.1 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-52943
CNA
Linux
Weakness (CWE)
CWE-416 · CWE-911
Tags
Published
24 Jun 2026
Updated
19 Oct 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
7.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CNA (Linux)Used for this record
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 (redhat-SADP)
  • CISA KEV Not listed.
  • EPSS 0.0030, the 23rd 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 24 Jun 2026. 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.