CVE-2024-49975 Information

Description

In the Linux kernel the following vulnerability has been resolved:

uprobes: fix kernel info leak via [uprobes]\ vma

xol_add_vma() maps the uninitialized page allocated by __create_xol_area() into userspace. On some architectures (x86) this memory is readable even without VM_READ VM_EXEC results in the same pgprot_t as VM_EXEC|VM_READ although this doesn’t really matter debugger can read this memory anyway.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://git.kernel.org/stable/c/f561b48d633ac2e7d0d667020fc634a96ade33a0 https://git.kernel.org/stable/c/21cb47db1ec9765f91304763a24565ddc22d2492 https://git.kernel.org/stable/c/24141df5a8615790950deedd926a44ddf1dfd6d8 https://git.kernel.org/stable/c/5b981d8335e18aef7908a068529a3287258ff6d8 https://git.kernel.org/stable/c/2aa45f43709ba2082917bd2973d02687075b6eee https://git.kernel.org/stable/c/9634e8dc964a4adafa7e1535147abd7ec29441a6 https://git.kernel.org/stable/c/34820304cc2cd1804ee1f8f3504ec77813d29c8e

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5