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CVE-2026-89554: Undefined Security Weakness

🗓️ 11 Sep 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 3 Views

Uninitialized local_id in Linux kernel mptcp MP_JOIN SYN cookie path corrupts subflow bookkeeping.

Related
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89554
11 Sep 202619:44
cve
cvelist
Cvelist
CVE-2026-89554 mptcp: fix uninitialized local_id in syncookie MP_JOIN reconstruction
11 Sep 202619:44
cvelist
debiancve
Debian CVE
CVE-2026-89554
11 Sep 202619:44
debiancve
euvd
EUVD
EUVD-2026-76465
11 Sep 202619:44
euvd
nvd
NVD
CVE-2026-89554
11 Sep 202620:19
nvd
osv
OSV
AZL-100725 CVE-2026-89554 affecting package kernel 6.6.150.1-1
11 Sep 202620:19
osv
osv
OSV
BELL-CVE-2026-89554
15 Sep 202606:05
osv
osv
OSV
DEBIAN-CVE-2026-89554
11 Sep 202620:19
osv
osv
OSV
UBUNTU-CVE-2026-89554
11 Sep 202620:19
osv
ptsecurity
Positive Technologies
PT-2026-90270
11 Sep 202600:00
ptsecurity
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14 Sep 2026 00:00Current
CVSS 3.18.2
EPSS0.00606
3