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CVE record · CVE-2026-99056

strparser: make sure __strp_recv isn't running before tearing down the parser

CVSS 7.8 HighEPSS 0.0016 · 5th percentile

Published by the CVE Program (CNA: Linux) at 23 Oct 2026, 12:22 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 e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 to before b09071e2f8460b35c7d355addad0fc7b31c6904d git
  • affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 to before 933df60a465b1b82ff92dcd6870504da90ba4e9b git
  • affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 to before 61cc5dac60d50dee06cf5c7b7ab246f9c825a715 git
  • affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 to before a18dd388045dc7263d99a07db9de4e0f149ca8f1 git
  • affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 to before 9f3e9fe1b155e9b4572054d8d140586bc3512ecf git
  • affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 to before d2b5f637b9b67a79a50d42614d10653c13b4e449 git
  • affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 to before eaa3a29004c063d7e9d5ea55636f693f67e6db0f git
  • affected e27cca96cd68fa2c6814c90f9a1cfd36bb68c593 to before 0984ebc631792acf8fff105112ee74a6b8f1efcc git
Other versions: unaffected
Linux Linux
  • affected 5.6
  • unaffected before 5.6 semver
  • unaffected 5.10.273 to 5.10.*, inclusive semver
  • unaffected 5.15.224 to 5.15.*, inclusive semver
  • unaffected 6.1.191 to 6.1.*, inclusive semver
  • unaffected 6.6.160 to 6.6.*, inclusive semver
  • unaffected 6.12.113 to 6.12.*, inclusive semver
  • unaffected 6.18.57 to 6.18.*, inclusive semver
  • unaffected 7.2.11 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-99056
CNA
Linux
Tags
Published
23 Oct 2026
Updated
30 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)
  • CISA KEV Not listed.
  • EPSS 0.0016, the 5th percentile, on 6 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 23 Oct 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.