CVE-2026-53391: linux kernel from 4.0 (inclusive), before 5.15.211 (exclusive), from 5.16 (inclusive), before 6.1.177 (exclusive)…

Affected technology

linux kernel · from 4.0 (inclusive), before 5.15.211 (exclusive)
linux

linux kernel · from 5.16 (inclusive), before 6.1.177 (exclusive)
linux

linux kernel · from 6.2 (inclusive), before 6.6.144 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.95 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.38 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 7.1.3 (exclusive)
linux

Linux · 6b7f3cf96364eaf597940cb5c68a682894829915 to before 76b94cbd32aacf36a641956385a852635c6802b9, 6b7f3cf96364eaf597940cb5c68a682894829915 to before c8e4e0c701d0192a2efb6df059c0f9e19678c23d, 6b7f3cf96364eaf597940cb5c68a682894829915 to before 6c344fff2feff9d4d716d8e4ad40e9b5040ee5ea, 6b7f3cf96364eaf597940cb5c68a682894829915 to before 427ab81a811dab4bca9d19f82eec5847ae42646e, 6b7f3cf96364eaf597940cb5c68a682894829915 to before 012d37a568bfbb2c9686f03ade75560bc7139956, 6b7f3cf96364eaf597940cb5c68a682894829915 to before 30aae62e50b4e074a90a9a5e15246548fbdc1182, 6b7f3cf96364eaf597940cb5c68a682894829915 to before 41fe0f7b84f0cb822ae10ab08592996a592b2a25
Linux

Linux · 4.0
Linux

Component: Not specified by the source
File: fs/nfs/pnfs_nfs.c

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 7.5/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.