ghsa-3g6h-mcpv-p279
Vulnerability from github
Published
2025-05-20 18:30
Modified
2025-06-27 12:31
Details
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.
{
"affected": [],
"aliases": [
"CVE-2025-37948"
],
"database_specific": {
"cwe_ids": [],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2025-05-20T16:15:32Z",
"severity": null
},
"details": "In the Linux kernel, the following vulnerability has been resolved:\n\narm64: bpf: Add BHB mitigation to the epilogue for cBPF programs\n\nA malicious BPF program may manipulate the branch history to influence\nwhat the hardware speculates will happen next.\n\nOn exit from a BPF program, emit the BHB mititgation sequence.\n\nThis is only applied for \u0027classic\u0027 cBPF programs that are loaded by\nseccomp.",
"id": "GHSA-3g6h-mcpv-p279",
"modified": "2025-06-27T12:31:13Z",
"published": "2025-05-20T18:30:56Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-37948"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/0dfefc2ea2f29ced2416017d7e5b1253a54c2735"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/38c345fd54afd9d6ed8d3fcddf3f6ea23887bf78"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/42a20cf51011788f04cf2adbcd7681f02bdb6c27"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/852b8ae934b5cbdc62496fa56ce9969aa2edda7f"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/8fe5c37b0e08a97cf0210bb75970e945aaaeebab"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/993f63239c219696aef8887a4e7d3a16bf5a8ece"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/c6a8735d841bcb7649734bb3a787bb174c67c0d8"
}
],
"schema_version": "1.4.0",
"severity": []
}
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.