cbcvebase.
CVE-2025-40204
published 2025-11-12

CVE-2025-40204: In the Linux kernel, the following vulnerability has been resolved: sctp: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be…

PriorityP341high8.1CVSS 3.1
AVNACHPRNUINSUCHIHAH
EPSS
0.43%
35.1th percentile
In the Linux kernel, the following vulnerability has been resolved: sctp: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this.

Affected

32 ranges· showing 25
VendorProductVersion rangeFixed in
debianlinux< linux 6.1.158-1 (bookworm)linux 6.1.158-1 (bookworm)
debianlinux-6.1< linux 6.1.158-1 (bookworm)linux 6.1.158-1 (bookworm)
linuxlinux
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < b93fa8dc521d00d2d44bf034fb90e0d79b036617b93fa8dc521d00d2d44bf034fb90e0d79b036617
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 0e8b8c326c2a6de4d837b1bb034ea704f4690d770e8b8c326c2a6de4d837b1bb034ea704f4690d77
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 1cd60e0d0fb8f0e62ec4499138afce6342dc9d4c1cd60e0d0fb8f0e62ec4499138afce6342dc9d4c
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 9c05d44ec24126fc283835b68f82dba3ae9852099c05d44ec24126fc283835b68f82dba3ae985209
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < ed3044b9c810c5c24eb2830053fbfe5fd134c5d4ed3044b9c810c5c24eb2830053fbfe5fd134c5d4
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 8019b3699289fce3f10b63f98601db97b8d105b08019b3699289fce3f10b63f98601db97b8d105b0
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 0b32ff285ff6f6f1ac1d9495787ccce8837d64050b32ff285ff6f6f1ac1d9495787ccce8837d6405
linuxlinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < dd91c79e4f58fbe2898dac84858033700e0e99fbdd91c79e4f58fbe2898dac84858033700e0e99fb
linuxlinux_kernel>= 0 < 5.10.247-15.10.247-1
linuxlinux_kernel>= 0 < 6.1.158-16.1.158-1
linuxlinux_kernel>= 0 < 6.12.57-16.12.57-1
linuxlinux_kernel>= 0 < 6.17.6-16.17.6-1
linuxlinux_kernel>= 0 < 5.15.0-170.1805.15.0-170.180
linuxlinux_kernel>= 0 < 6.8.0-106.1066.8.0-106.106
linuxlinux_kernel>= 0 < 6.17.0-14.146.17.0-14.14
linuxlinux_kernel>= 2.6.12 < 5.4.3015.4.301
linuxlinux_kernel>= 5.11.0 < 5.15.1955.15.195
linuxlinux_kernel>= 5.16.0 < 6.1.1576.1.157
linuxlinux_kernel>= 5.5.0 < 5.10.2465.10.246
linuxlinux_kernel>= 6.13.0 < 6.17.46.17.4
linuxlinux_kernel>= 6.2.0 < 6.6.1136.6.113
linuxlinux_kernel>= 6.7.0 < 6.12.546.12.54

CVSS provenance

nvdv3.18.1HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
osv7.8HIGH
vendor_ubuntu7.8HIGH
vendor_msrc7.1HIGH
vendor_redhat5.3MEDIUM
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