CVE-2024-26946

Advisory lineage Upstream: 0 Downstream: 15
Analyzed
Published: 01 May 2024, 05:18
Last modified:11 May 2026, 20:07

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
v3.1 (nvd)
EPSS Score
0.02% LOW
0% probability +0.01%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

01 May 2024, 05:18
Published
Vulnerability first disclosed
11 May 2026, 20:07
Last Modified
Vulnerability information updated

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. ]

CVSS Metrics

  • v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Trends

Current EPSS score: 0.02%• Percentile: 4%

Techniques & Countermeasures

  • CWE-617•Reachable Assertion

    The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.

Affected Systems

  • linux•linux

    ≥ cc66bb91457827f62e2b6cb2518666820f0a6c48, < 6417684315087904fffe8966d27ca74398c57dd6 | ≥ cc66bb91457827f62e2b6cb2518666820f0a6c48, < f13edd1871d4fb4ab829aff629d47914e251bae3 | ≥ cc66bb91457827f62e2b6cb2518666820f0a6c48, < 20fdb21eabaeb8f78f8f701f56d14ea0836ec861 | ≥ cc66bb91457827f62e2b6cb2518666820f0a6c48, < b69f577308f1070004cafac106dd1a44099e5483 | ≥ cc66bb91457827f62e2b6cb2518666820f0a6c48, < 4e51653d5d871f40f1bd5cf95cc7f2d8b33d063b | 5.18

  • linux•linux_kernel

    ≥ 5.18, < 6.1.84 | ≥ 6.2, < 6.6.24 | ≥ 6.7, < 6.7.12 | ≥ 6.8, < 6.8.3

References (5)