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.
CVSS 5.5EPSS 0.11299999999999999%Risk 0.56
View source- Published
- 2026-08-19 08:17:12
- Affected versions
- unknown
- Type
- Kernel
- Last modified
- 2026-08-26 18:16:36
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N