CVE-2025-37948
arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs A malicious BPF program may manipulate the branch history to influence what the hardware speculates will happen next. On exit from a BPF program, emit the BHB mititgation sequence. This is only applied for 'classic' cBPF programs that are loaded by seccomp.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | May 20, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
0be7320a635c2e434e8b67e0e9474a85ceb421c4 < c6a8735d841bcb7649734bb3a787bb174c67c0d8 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 993f63239c219696aef8887a4e7d3a16bf5a8ece 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 8fe5c37b0e08a97cf0210bb75970e945aaaeebab 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 42a20cf51011788f04cf2adbcd7681f02bdb6c27 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 38c345fd54afd9d6ed8d3fcddf3f6ea23887bf78 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 852b8ae934b5cbdc62496fa56ce9969aa2edda7f 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 0dfefc2ea2f29ced2416017d7e5b1253a54c2735
Linux / Linux
3.7
References
git.kernel.org: https://git.kernel.org/stable/c/c6a8735d841bcb7649734bb3a787bb174c67c0d8 git.kernel.org: https://git.kernel.org/stable/c/993f63239c219696aef8887a4e7d3a16bf5a8ece git.kernel.org: https://git.kernel.org/stable/c/8fe5c37b0e08a97cf0210bb75970e945aaaeebab git.kernel.org: https://git.kernel.org/stable/c/42a20cf51011788f04cf2adbcd7681f02bdb6c27 git.kernel.org: https://git.kernel.org/stable/c/38c345fd54afd9d6ed8d3fcddf3f6ea23887bf78 git.kernel.org: https://git.kernel.org/stable/c/852b8ae934b5cbdc62496fa56ce9969aa2edda7f git.kernel.org: https://git.kernel.org/stable/c/0dfefc2ea2f29ced2416017d7e5b1253a54c2735 lists.debian.org: https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html lists.debian.org: https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html