VYPR
Unrated severityNVD Advisory· Published May 1, 2024· Updated May 4, 2025

kprobes/x86: Use copy_from_kernel_nofault() to read from unsafe address

CVE-2024-26946

Description

In the Linux kernel, the following vulnerability has been resolved:

kprobes/x86: Use copy_from_kernel_nofault() to read from unsafe address

Read from an unsafe address with copy_from_kernel_nofault() in arch_adjust_kprobe_addr() because this function is used before checking the address is in text or not. Syzcaller bot found a bug and reported the case if user specifies inaccessible data area, arch_adjust_kprobe_addr() will cause a kernel panic.

[ mingo: Clarified the comment. ]

Affected products

110

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

5

News mentions

0

No linked articles in our index yet.