PT-2026-26117 · Linux+2 · Linux Kernel+2

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CVE-2026-23257

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Publicado

2026-01-01

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Atualizado

2026-07-15

CVSS v3.1

5.5

Média

VetorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description The Linux kernel contains an issue within the net/liquidio module related to memory management during device setup and cleanup. Specifically, a flaw exists in the setup nic devices() function where the cleanup loop incorrectly skips failing indices, leading to a memory leak. The issue arises because the loop iterates incorrectly after encountering a failure during device initialization. The problem was identified through code review and addressed by modifying the cleanup loop to iterate from the current index down to zero and by decrementing i in the devlink alloc failure path.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

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Enumeração de Fraquezas

Identificadores relacionados

BDU:2026-03450
CVE-2026-23257
USN-8278-1
USN-8278-2
USN-8289-1
USN-8289-2
USN-8296-1
USN-8296-2
USN-8393-1
USN-8440-1
USN-8493-1
USN-8493-2
USN-8499-1
USN-8527-1
USN-8528-1
USN-8547-1

Produtos afetados

Linuxmint
Linux Kernel
Ubuntu