7.5

CVE-2026-80588

mptcp: reclaim forward-allocated memory on RX path errors

In the Linux kernel, the following vulnerability has been resolved:

mptcp: reclaim forward-allocated memory on RX path errors

After commit 9db5b3cec4ec ("mptcp: borrow forward memory from subflow"),
errors in the receive path prior to queueing skbs into the receive
queue do not trigger forward-allocated memory reclaiming.

Prevent forward memory from growing unboundedly in pathological drop
scenarios by explicitly reclaiming memory when skbs are dropped.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version a84164847b1e0a106ebc46821e5d2f9b775c9dc8
Version < 473f1a5ab2abc98dd9e74b95b9c23c66c47535cc
Status affected
Version 9db5b3cec4ec1c0cd3239689f5c8653d691a1754
Version < 8277f48a06d3aa1441f6d0b6998ccc0360d30ed8
Status affected
Version 9db5b3cec4ec1c0cd3239689f5c8653d691a1754
Version < 41b49a8b914ec7dcb03eae93fb27f3c464078644
Status affected
Version 6.18.35
Version < 6.18.46
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 6.19
Status affected
Version 0
Version < 6.19
Status unaffected
Version <= 6.18.*
Version 6.18.46
Status unaffected
Version <= 7.1.*
Version 7.1.10
Status unaffected
Version <= *
Version 7.2
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.34% 0.265
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
416baaa9-dc9f-4396-8d5f-8c081fb06d67 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/473f1a5ab2abc98dd9e74b95b9c23c66c47535cc
https://git.kernel.org/stable/c/8277f48a06d3aa1441f6d0b6998ccc0360d30ed8
https://git.kernel.org/stable/c/41b49a8b914ec7dcb03eae93fb27f3c464078644