CVE-2025-38608

EUVD-2025-26091
In the Linux kernel, the following vulnerability has been resolved:

bpf, ktls: Fix data corruption when using bpf_msg_pop_data() in ktls

When sending plaintext data, we initially calculated the corresponding
ciphertext length. However, if we later reduced the plaintext data length
via socket policy, we failed to recalculate the ciphertext length.

This results in transmitting buffers containing uninitialized data during
ciphertext transmission.

This causes uninitialized bytes to be appended after a complete
"Application Data" packet, leading to errors on the receiving end when
parsing TLS record.
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: 5%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
5.0 ≤
𝑥
< 5.4.297
linuxlinux_kernel
5.5 ≤
𝑥
< 5.10.241
linuxlinux_kernel
5.11 ≤
𝑥
< 5.15.190
linuxlinux_kernel
5.16 ≤
𝑥
< 6.1.148
linuxlinux_kernel
6.2 ≤
𝑥
< 6.6.102
linuxlinux_kernel
6.7 ≤
𝑥
< 6.12.42
linuxlinux_kernel
6.13 ≤
𝑥
< 6.15.10
linuxlinux_kernel
6.16 ≤
𝑥
< 6.16.1
debiandebian_linux
11.0
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
vulnerable
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
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 15 SP5
5.14.21-150500.55.121.2
fixed
dlm-kmp-default
suse enterprise server 15 SP5
5.14.21-150500.55.121.2
fixed
gfs2-kmp-default
suse enterprise server 15 SP5
5.14.21-150500.55.121.2
fixed
kernel-64kb
suse enterprise desktop 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.16.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.16.1
fixed
suse enterprise server 15 SP3
5.3.18-150300.59.218.1
fixed
suse enterprise server 15 SP4
5.14.21-150400.24.176.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.121.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.16.1
fixed
kernel-azure
suse enterprise sap 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.20.15.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.20.15.2
fixed
kernel-default
suse enterprise server 15 SP2
5.3.18-150200.24.242.1
fixed
suse enterprise server 15 SP3
5.3.18-150300.59.218.1
fixed
suse enterprise server 15 SP4
5.14.21-150400.24.176.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.121.2
fixed
kernel-default-base
suse enterprise desktop 15 SP6
6.4.0-150600.23.70.1.150600.12.30.2
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.16.1.150700.17.11.2
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.70.1.150600.12.30.2
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.16.1.150700.17.11.2
fixed
suse enterprise server 15 SP2
5.3.18-150200.24.242.1.150200.9.131.4
fixed
suse enterprise server 15 SP3
5.3.18-150300.59.218.1.150300.18.130.1
fixed
suse enterprise server 15 SP4
5.14.21-150400.24.176.1.150400.24.90.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.121.2.150500.6.57.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.70.1.150600.12.30.2
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.16.1.150700.17.11.2
fixed
kernel-obs-build
suse enterprise desktop 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.16.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.16.1
fixed
suse enterprise server 15 SP2
5.3.18-150200.24.242.1
fixed
suse enterprise server 15 SP3
5.3.18-150300.59.218.1
fixed
suse enterprise server 15 SP4
5.14.21-150400.24.176.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.121.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.16.1
fixed
kernel-preempt
suse enterprise server 15 SP2
5.3.18-150200.24.242.1
fixed
suse enterprise server 15 SP3
5.3.18-150300.59.218.1
fixed
kernel-source
suse enterprise desktop 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.16.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.16.1
fixed
suse enterprise server 15 SP2
5.3.18-150200.24.242.1
fixed
suse enterprise server 15 SP3
5.3.18-150300.59.218.1
fixed
suse enterprise server 15 SP4
5.14.21-150400.24.176.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.121.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.16.1
fixed
kernel-source-azure
suse enterprise sap 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.20.15.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.20.15.2
fixed
kernel-zfcpdump
suse enterprise desktop 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.16.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.16.1
fixed
suse enterprise server 15 SP3
5.3.18-150300.59.218.1
fixed
suse enterprise server 15 SP4
5.14.21-150400.24.176.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.121.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.70.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.16.1
fixed
ocfs2-kmp-default
suse enterprise server 15 SP5
5.14.21-150500.55.121.2
fixed
reiserfs-kmp-default
suse enterprise server 15 SP2
5.3.18-150200.24.242.1
fixed
suse enterprise server 15 SP3
5.3.18-150300.59.218.1
fixed
suse enterprise server 15 SP4
5.14.21-150400.24.176.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.55.121.2
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
bpftool
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
bpftool-debuginfo
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
bpftool6.12
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
bpftool6.12-debuginfo
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-debuginfo
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-debuginfo-common-aarch64
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-debuginfo-common-x86_64
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-devel
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-headers
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-libbpf
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-libbpf-debuginfo
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-libbpf-devel
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-libbpf-static
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-livepatch-6.1.148-173.267
Amazon Linux 2023
1:1.0-0.amzn2023
fixed
kernel-livepatch-6.12.46-66.121
Amazon Linux 2023
1:1.0-0.amzn2023
fixed
kernel-modules-extra
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-modules-extra-common
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-tools
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-tools-debuginfo
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel-tools-devel
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
kernel6.12
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-debuginfo
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-debuginfo-common-aarch64
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-debuginfo-common-x86_64
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-devel
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-headers
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-libbpf
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-libbpf-debuginfo
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-libbpf-devel
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-libbpf-static
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-modules-extra
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-modules-extra-common
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-tools
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-tools-debuginfo
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
kernel6.12-tools-devel
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
perf
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
perf-debuginfo
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
perf6.12
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
perf6.12-debuginfo
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
python3-perf
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
python3-perf-debuginfo
Amazon Linux 2023
1:6.1.148-173.267.amzn2023
fixed
python3-perf6.12
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
python3-perf6.12-debuginfo
Amazon Linux 2023
1:6.12.46-66.121.amzn2023
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
kernel
Azure Linux 3.0
0:6.6.104.2-1.azl3
fixed
CBL-Mariner 2.0
0:5.15.200.1-1.cm2
fixed