CVE-2026-43261
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…
Does this matter?
Lower severity and a low EPSS score (0.13%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.13% probability · 3th percentile
- CISA KEV
- Not listed
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/598c11dd4f4a9de31d854fcb9702f54c1c70f0d0Patch
- https://git.kernel.org/stable/c/5dbe1f14359735fa50ba0dd4a496125b5bc7f422Patch
- https://git.kernel.org/stable/c/a8d0ad5d990b050a6db74218a34b5529085e16b8Patch
- https://git.kernel.org/stable/c/ad0c356cae164ed5dbd1f4cfd438e46faa5292cbPatch
- https://git.kernel.org/stable/c/cccf96c49f61e47d9332d6a4d1c7fe9a2df44440Patch
- https://git.kernel.org/stable/c/e3baa5d4b361276efeb87b20d8beced451a7dbd5Patch
- https://git.kernel.org/stable/c/fd51d47fcacec3ca027eb65d8c44853d3b6cea95Patch
- https://git.kernel.org/stable/c/fd7e360845d331f542854d552469544182e61134Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.