CVE-2025-39702

EUVD-2025-31524
In the Linux kernel, the following vulnerability has been resolved:

ipv6: sr: 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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
siemens-SADPADP
7 HIGH
LOCAL
HIGH
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 10%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
4.10 ≤
𝑥
< 5.15.190
linuxlinux_kernel
5.16 ≤
𝑥
< 6.1.149
linuxlinux_kernel
6.2 ≤
𝑥
< 6.6.103
linuxlinux_kernel
6.7 ≤
𝑥
< 6.12.44
linuxlinux_kernel
6.13 ≤
𝑥
< 6.16.4
linuxlinux_kernel
6.17:rc1
linuxlinux_kernel
6.17:rc2
debiandebian_linux
11.0
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
SiemensSIMATIC CN 4100
𝑥
< V5.0
ADP
siemenssimatic_cn_4100
𝑥
< 5.0
ADP
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.170-3
fixed
bookworm (security)
6.1.174-1
fixed
bullseye
vulnerable
bullseye (security)
5.10.257-1
fixed
forky
7.0.10-1
fixed
sid
7.0.10-1
fixed
trixie
6.12.86-1
fixed
trixie (security)
6.12.90-2
fixed
linux-6.1
bullseye (security)
6.1.174-1~deb11u1
fixed
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
cluster-md-kmp-default
suse enterprise server 12 SP5
4.12.14-122.280.1
fixed
dlm-kmp-default
suse enterprise server 12 SP5
4.12.14-122.280.1
fixed
gfs2-kmp-default
suse enterprise server 12 SP5
4.12.14-122.280.1
fixed
kernel-64kb
suse enterprise desktop 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-azure
suse enterprise sap 15 SP6
6.4.0-150600.8.55.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.20.18.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.8.55.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.20.18.1
fixed
kernel-default
suse enterprise desktop 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 12 SP5
4.12.14-122.280.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-default-base
suse enterprise desktop 15 SP6
6.4.0-150600.23.78.1.150600.12.34.2
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1.150700.17.15.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.78.1.150600.12.34.2
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1.150700.17.15.1
fixed
suse enterprise server 12 SP5
4.12.14-122.280.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.78.1.150600.12.34.2
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1.150700.17.15.1
fixed
kernel-default-man
suse enterprise server 12 SP5
4.12.14-122.280.1
fixed
kernel-docs
suse enterprise desktop 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-macros
suse enterprise desktop 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 12 SP5
4.12.14-122.280.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-obs-build
suse enterprise desktop 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-source
suse enterprise desktop 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 12 SP5
4.12.14-122.280.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-source-azure
suse enterprise sap 15 SP6
6.4.0-150600.8.55.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.20.18.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.8.55.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.20.18.1
fixed
kernel-syms
suse enterprise desktop 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 12 SP5
4.12.14-122.280.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-syms-azure
suse enterprise sap 15 SP6
6.4.0-150600.8.55.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.20.18.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.8.55.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.20.18.1
fixed
kernel-zfcpdump
suse enterprise desktop 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.78.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
ocfs2-kmp-default
suse enterprise server 12 SP5
4.12.14-122.280.1
fixed
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
kernel
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-debug
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-debug-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-debug-devel
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-debug-devel-matched
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-debug-modules
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-debug-modules-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-debug-modules-extra
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-devel
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-devel-matched
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-modules
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-modules-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-64k-modules-extra
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-abi-stablelists
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-debug
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-debug-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-debug-devel
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-debug-devel-matched
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-debug-modules
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-debug-modules-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-debug-modules-extra
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-debug-uki-virt
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-devel
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-devel-matched
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-doc
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-modules
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-modules-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-modules-extra
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k-debug
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k-debug-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k-debug-devel
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k-debug-modules
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k-debug-modules-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k-debug-modules-extra
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k-devel
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k-modules
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k-modules-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-64k-modules-extra
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-debug
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-debug-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-debug-devel
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-debug-kvm
RHEL 9
0:5.14.0-570.60.1.el9_6
fixed
kernel-rt-debug-modules
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-debug-modules-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-debug-modules-extra
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-devel
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-kvm
RHEL 9
0:5.14.0-570.60.1.el9_6
fixed
kernel-rt-modules
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-modules-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-rt-modules-extra
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-tools
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-tools-libs
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-tools-libs-devel
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-uki-virt
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-uki-virt-addons
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-zfcpdump
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-zfcpdump-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-zfcpdump-devel
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-zfcpdump-devel-matched
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-zfcpdump-modules
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-zfcpdump-modules-core
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
kernel-zfcpdump-modules-extra
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
libperf
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
perf
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
python3-perf
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
rtla
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
rv
RHEL 9
0:5.14.0-611.7.1.el9_7
fixed
Common Weakness Enumeration
References
https://git.kernel.org/stable/c/3b348c9c8d2ca2c67559ffd0e258ae7e1107d4f0
https://git.kernel.org/stable/c/3ddd55cf19ed6cc62def5e3af10c2a9df1b861c3
https://git.kernel.org/stable/c/86b6d34717fe0570afce07ee79b8eeb40341f831
https://git.kernel.org/stable/c/a458b2902115b26a25d67393b12ddd57d1216aaa
https://git.kernel.org/stable/c/b3967c493799e63f648e9c7b6cb063aa2aed04e7
https://git.kernel.org/stable/c/f7878d47560d61e3f370aca3cebb8f42a55b990a
https://git.kernel.org/stable/c/ff55a452d56490047f5233cc48c5d933f8586884
https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
https://cert-portal.siemens.com/productcert/html/ssa-032379.html