CVEvulnerability

CVE-2024-26946

5.5 MEDIUM Published 2024-05-01 Modified 2026-06-17 Official page ↗
Status
Analyzed
Published
2024-05-01
Last modified
2026-06-17
Assigner
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS 3.1 ([email protected])
5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-617

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 configurations

• linux linux kernel (>= 5.18 < 6.1.84) • linux linux kernel (>= 6.2 < 6.6.24) • linux linux kernel (>= 6.7 < 6.7.12) • linux linux kernel (>= 6.8 < 6.8.3)

Related

Weakness · CWE (1)

  • CWE-617 Reachable Assertion weakness

References