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CVE-2026-74258

bpf: Guard __get_user acesss with access_ok for uprobe_multi data PUBLISHED

Description (CNA)

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. [1] https://lore.kernel.org/bpf/20260610145235.CB1441F00893@smtp.kernel.org/

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 89ae89f53d201143560f1e9ed4bfa62eee34f88e before ff6c5ee77dcc98381290d16af53f6262625870a6; affected 89ae89f53d201143560f1e9ed4bfa62eee34f88e before 2c387db784293256d35fd3d438f577cc82bb823d; affected 89ae89f53d201143560f1e9ed4bfa62eee34f88e before a9f1395028c2bbe18e57864cc355c11faff488cb; affected 89ae89f53d201143560f1e9ed4bfa62eee34f88e before c6d51ad36490013ee9df94a372d3bf794bd304d1; affected 89ae89f53d201143560f1e9ed4bfa62eee34f88e before 4d87a251d45b4a95eb4c0abcfab809c9f231258a
Linux / Linuxaffected 6.6; unaffected 0 before 6.6; unaffected 6.6.158 through 6.6.*; unaffected 6.12.111 through 6.12.*; unaffected 6.18.53 through 6.18.*; unaffected 7.1.5 through 7.1.*; unaffected 7.2 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.