Bug 2313140 (CVE-2024-46792) - CVE-2024-46792 kernel: riscv: misaligned: Restrict user access to kernel memory
Summary: CVE-2024-46792 kernel: riscv: misaligned: Restrict user access to kernel memory
Keywords:
Status: NEW
Alias: CVE-2024-46792
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2313263
Blocks:
TreeView+ depends on / blocked
 
Reported: 2024-09-18 08:23 UTC by OSIDB Bzimport
Modified: 2024-09-18 12:30 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2024-09-18 08:23:15 UTC 
In the Linux kernel, the following vulnerability has been resolved:

riscv: misaligned: Restrict user access to kernel memory

raw_copy_{to,from}_user() do not call access_ok(), so this code allowed
userspace to access any virtual memory address.
Comment 1 Michal Findra 2024-09-18 12:17:33 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024091854-CVE-2024-46792-7745@gregkh/T
Note You need to log in before you can comment on or make changes to this bug.