CVE-2026-74258

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Source

https://cve.org/CVERecord?id=CVE-2026-74258

Import Source

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-74258

Downstream

Published

2026-08-15T05:57:36Z

Modified

2026-09-22T03:45:29Z

Severity

7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

bpf: Guard __get_user acesss with access_ok for uprobe_multi data

Details

In the Linux kernel, the following vulnerability has been resolved:

bpf: Guard __get_user acesss with access_ok for uprobe_multi data

As reported by sashiko [1] we need to use access_ok to check the user space data bounds before we use __get-user to get it.

Database specific

{
    "cna_assigner":  "Linux",
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74258.json"
}

References

Affected packages

Type: GIT
Repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events: Introduced

89ae89f53d201143560f1e9ed4bfa62eee34f88e

Fixed

2c387db784293256d35fd3d438f577cc82bb823d

Fixed

a9f1395028c2bbe18e57864cc355c11faff488cb

Fixed

c6d51ad36490013ee9df94a372d3bf794bd304d1

Fixed

4d87a251d45b4a95eb4c0abcfab809c9f231258a

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74258.json"

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74258.json"