CVE-2025-71146

EUVD-2026-4412
In the Linux kernel, the following vulnerability has been resolved:

netfilter: nf_conncount: fix leaked ct in error paths

There are some situations where ct might be leaked as error paths are
skipping the refcounted check and return immediately. In order to solve
it make sure that the check is always called.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 1%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
6.17.13 ≤
𝑥
< 6.18
linuxlinux_kernel
6.12.63
linuxlinux_kernel
6.18.2
linuxlinux_kernel
6.19:rc1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.170-3
fixed
bookworm (security)
6.1.176-1
fixed
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.259-1
fixed
forky
7.0.13-1
fixed
sid
7.0.14-1
fixed
trixie
6.12.86-1
fixed
trixie (security)
6.12.94-1
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
bpftool6.12
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
bpftool6.12-debuginfo
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel-livepatch-6.12.64-87.122
Amazon Linux 2023
1:1.0-0.amzn2023
fixed
kernel6.12
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-debuginfo
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-debuginfo-common-aarch64
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-debuginfo-common-x86_64
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-devel
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-headers
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-libbpf
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-libbpf-debuginfo
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-libbpf-devel
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-libbpf-static
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-modules-extra
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-modules-extra-common
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-tools
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-tools-debuginfo
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
kernel6.12-tools-devel
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
perf6.12
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
perf6.12-debuginfo
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
python3-perf6.12
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
python3-perf6.12-debuginfo
Amazon Linux 2023
1:6.12.64-87.122.amzn2023
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
kernel
Azure Linux 3.0
0:6.6.121.1-1.azl3
fixed
Common Weakness Enumeration
References
https://git.kernel.org/stable/c/08fa37f4c8c59c294e9c18fea2d083ee94074e5a
https://git.kernel.org/stable/c/0b88be7211d21a0d68bb1e56dc805944e3654d6f
https://git.kernel.org/stable/c/2e2a720766886190a6d35c116794693aabd332b6
https://git.kernel.org/stable/c/325eb61bb30790ea27782203a17b007ce1754a67
https://git.kernel.org/stable/c/4bd2b89f4028f250dd1c1625eb3da1979b04a5e8
https://git.kernel.org/stable/c/e1ac8dce3a893641bef224ad057932f142b8a36f
https://git.kernel.org/stable/c/f381a33f34dda9e4023e38ba68c943bca83245e9