Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.10.105, < 5.10.252 |
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
FAQ
What is CVE-2026-43261?
CVE-2026-43261 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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)...
How severe is CVE-2026-43261?
CVE-2026-43261 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-43261?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.