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CVE record · CVE-2026-52910

bpf: Free reuseport cBPF prog after RCU grace period.

CVSS 7.8 HighEPSS 0.0014 · 3rd percentile

Published by the CVE Program (CNA: Linux) at 19 Jun 2026, 14:43 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 538950a1b7527a0a52ccd9337e3fcd304f027f13 to before 08264d5bba0bdd3a79bc2984fee09286aba0c4eb git
  • affected 538950a1b7527a0a52ccd9337e3fcd304f027f13 to before fec41484e7c2aa7ded44c541bba98872be937754 git
  • affected 538950a1b7527a0a52ccd9337e3fcd304f027f13 to before c3e3fddda6b5d9ba505d218b4055e7d8a282ac57 git
  • affected 538950a1b7527a0a52ccd9337e3fcd304f027f13 to before f8b8f1d4bb76098e87b8269a0631019648330e6d git
  • affected 538950a1b7527a0a52ccd9337e3fcd304f027f13 to before 298db6167f81e9c470a57cf652e4e47757b4293e git
  • affected 538950a1b7527a0a52ccd9337e3fcd304f027f13 to before 87dfb977bdb6eaa47e9993a34e18f44970f88b1f git
  • affected 538950a1b7527a0a52ccd9337e3fcd304f027f13 to before 90e47dc5c572d1c73971ac51c7428803f42b78eb git
  • affected 538950a1b7527a0a52ccd9337e3fcd304f027f13 to before 18fc650ccd7fe3376eca89203668cfb8268f60df git
Other versions: unaffected
Linux Linux
  • affected 4.5
  • unaffected before 4.5 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 6.12.94 to 6.12.*, inclusive semver
  • unaffected 6.18.36 to 6.18.*, inclusive semver
  • unaffected 7.0.13 to 7.0.*, inclusive semver
  • unaffected 7.1 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-52910
CNA
Linux
Weakness (CWE)
CWE-364 · CWE-416
Tags
Published
19 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
6.4 Medium 3.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H ADP (redhat-SADP)
  • CISA KEV Not listed.
  • EPSS 0.0014, the 3rd 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 19 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.