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CVE-2026-49424

—
CVSS 3.1
5.5 medium
EPSS
<1%p2
Published
()
Modified
Description

The Linux waitid() implementation translates a FreeBSD siginfo_t struct into a stack-declared Linux siginfo_t. It did not first zero the stack struct. An unprivileged user may observe 104 bytes of uninitialized kernel stack data, which may contain sensitive information.

Vendors
freebsd
Products
freebsd
Weakness
CWE-908
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD CVE.org GitHub PoCs EPSS (0.1%)

In the news

No ingested article mentions this CVE yet.