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CVE-2026-80588

Linux kernel

Description

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.

CVSS 7.5EPSS 0.33899999999999997%Risk 0.77
View source
Published
2026-08-26 15:17:15
Affected versions
unknown
Type
Kernel
Last modified
2026-08-27 06:17:46
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H