CVE - CVE-2024-46774

CVE-ID
CVE-2024-46774	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://git.kernel.org/stable/c/0974d03eb479384466d828d65637814bee6b26d7 URL:https://git.kernel.org/stable/c/0974d03eb479384466d828d65637814bee6b26d7 MISC:https://git.kernel.org/stable/c/68d8156480940b79227d58865ec5d2947b9384a8 URL:https://git.kernel.org/stable/c/68d8156480940b79227d58865ec5d2947b9384a8
Assigning CNA
kernel.org
Date Record Created
20240911	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20240911)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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