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: 6%
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)
6.1.172-1
fixed
bullseye
vulnerable
bullseye (security)
5.10.251-5
fixed
forky
7.0.7-1
fixed
sid
7.0.7-1
fixed
trixie
6.12.86-1
fixed
trixie (security)
6.12.88-1
fixed
linux-6.1
bullseye (security)
6.1.172-1~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-docs
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-macros
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-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-syms
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-syms-azure
suse enterprise sap 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.20.15.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.20.15.1
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