CVE-2026-43261

EUVD-2026-27822
In the Linux kernel, the following vulnerability has been resolved:

arm64: Add support for TSV110 Spectre-BHB mitigation

The TSV110 processor is vulnerable to the Spectre-BHB (Branch History
Buffer) attack, which can be exploited to leak information through
branch prediction side channels. This commit adds the MIDR of TSV110
to the list for software mitigation.
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: 2%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
5.10.105 ≤
𝑥
< 5.10.252
linuxlinux_kernel
5.11 ≤
𝑥
< 5.15.202
linuxlinux_kernel
5.16 ≤
𝑥
< 6.1.165
linuxlinux_kernel
6.2 ≤
𝑥
< 6.6.128
linuxlinux_kernel
6.7 ≤
𝑥
< 6.12.75
linuxlinux_kernel
6.13 ≤
𝑥
< 6.18.16
linuxlinux_kernel
6.19 ≤
𝑥
< 6.19.6
𝑥
= Vulnerable software versions
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
7.0.12-2
fixed
sid
7.0.13-1
fixed
trixie
6.12.86-1
fixed
trixie (security)
6.12.94-1
fixed
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
kernel-64kb
suse enterprise desktop 15 SP7
6.4.0-150700.53.60.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.60.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.60.1
fixed
kernel-default
suse enterprise desktop 15 SP7
6.4.0-150700.53.60.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.60.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.60.1
fixed
kernel-default-base
suse enterprise desktop 15 SP7
6.4.0-150700.53.60.1.150700.17.35.4
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.60.1.150700.17.35.4
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.60.1.150700.17.35.4
fixed
kernel-obs-build
suse enterprise desktop 15 SP7
6.4.0-150700.53.60.2
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.60.2
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.60.2
fixed
kernel-source
suse enterprise desktop 15 SP7
6.4.0-150700.53.60.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.60.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.60.1
fixed
kernel-zfcpdump
suse enterprise desktop 15 SP7
6.4.0-150700.53.60.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.60.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.60.1
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
bpftool
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
bpftool-debuginfo
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
bpftool6.12
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
bpftool6.12-debuginfo
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
bpftool6.18
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
bpftool6.18-debuginfo
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-debuginfo
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-debuginfo-common-aarch64
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-debuginfo-common-x86_64
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-devel
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-headers
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-libbpf
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-libbpf-debuginfo
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-libbpf-devel
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-libbpf-static
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-livepatch-6.1.166-197.305
Amazon Linux 2023
1:1.0-0.amzn2023
fixed
kernel-livepatch-6.12.77-99.140
Amazon Linux 2023
1:1.0-0.amzn2023
fixed
kernel-livepatch-6.18.16-18.222
Amazon Linux 2023
1:1.0-0.amzn2023
fixed
kernel-modules-extra
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-modules-extra-common
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-tools
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-tools-debuginfo
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel-tools-devel
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
kernel6.12
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-debuginfo
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-debuginfo-common-aarch64
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-debuginfo-common-x86_64
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-devel
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-headers
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-libbpf
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-libbpf-debuginfo
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-libbpf-devel
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-libbpf-static
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-modules-extra
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-modules-extra-common
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-tools
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-tools-debuginfo
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.12-tools-devel
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
kernel6.18
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-debuginfo
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-debuginfo-common-aarch64
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-debuginfo-common-x86_64
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-devel
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-headers
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-libbpf
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-libbpf-debuginfo
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-libbpf-devel
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-libbpf-static
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-modules-extra
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-modules-extra-common
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-tools
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-tools-debuginfo
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
kernel6.18-tools-devel
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
perf
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
perf-debuginfo
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
perf6.12
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
perf6.12-debuginfo
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
perf6.18
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
perf6.18-debuginfo
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
python3-perf
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
python3-perf-debuginfo
Amazon Linux 2023
1:6.1.166-197.305.amzn2023
fixed
python3-perf6.12
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
python3-perf6.12-debuginfo
Amazon Linux 2023
1:6.12.77-99.140.amzn2023
fixed
python3-perf6.18
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
python3-perf6.18-debuginfo
Amazon Linux 2023
1:6.18.16-18.222.amzn2023
fixed
Vulnerability Media Exposure
References
https://git.kernel.org/stable/c/598c11dd4f4a9de31d854fcb9702f54c1c70f0d0
https://git.kernel.org/stable/c/5dbe1f14359735fa50ba0dd4a496125b5bc7f422
https://git.kernel.org/stable/c/a8d0ad5d990b050a6db74218a34b5529085e16b8
https://git.kernel.org/stable/c/ad0c356cae164ed5dbd1f4cfd438e46faa5292cb
https://git.kernel.org/stable/c/cccf96c49f61e47d9332d6a4d1c7fe9a2df44440
https://git.kernel.org/stable/c/e3baa5d4b361276efeb87b20d8beced451a7dbd5
https://git.kernel.org/stable/c/fd51d47fcacec3ca027eb65d8c44853d3b6cea95
https://git.kernel.org/stable/c/fd7e360845d331f542854d552469544182e61134