DEBIAN-CVE-2024-46774

Advisory lineage Upstream: 1 Downstream: 2
Upstream
CVE-2024-46774
Published: 18 Sept 2024, 08:15
Last modified:28 Apr 2026, 20:28

Vulnerability Summary

Overall Risk (default)
medium
28/100
CVSS Score
7.1 HIGH
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

18 Sept 2024, 08:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:28
Last Modified
Vulnerability information updated

Description

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: Prevent Spectre v1 gadget construction in sys_rtas() Smatch warns: arch/powerpc/kernel/rtas.c:1932 __do_sys_rtas() warn: potential spectre issue 'args.args' [r] (local cap) The 'nargs' and 'nret' locals come directly from a user-supplied buffer and are used as indexes into a small stack-based array and as inputs to copy_to_user() after they are subject to bounds checks. Use array_index_nospec() after the bounds checks to clamp these values for speculative execution.

CVSS Metrics

  • v3.1•HIGH•Score: 7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Affected Systems

  • debian•linux

    all | < 6.1.135-1 | < 6.10.11-1 | < 6.10.11-1

  • debian•linux-6.1

    < 6.1.137-1~deb11u1

References (1)