CVE-2021-47489

Advisory lineage Upstream: 0 Downstream: 9
Analyzed
Published: 22 May 2024, 08:19
Last modified:11 May 2026, 13:55

Vulnerability Summary

Overall Risk (default)
medium
31/100
CVSS Score
7.8 HIGH
v3.1 (nvd)
EPSS Score
0.02% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

22 May 2024, 08:19
Published
Vulnerability first disclosed
11 May 2026, 13:55
Last Modified
Vulnerability information updated

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix even more out of bound writes from debugfs CVE-2021-42327 was fixed by: commit f23750b5b3d98653b31d4469592935ef6364ad67 Author: Thelford Williams <tdwilliamsiv@gmail.com> Date: Wed Oct 13 16:04:13 2021 -0400 drm/amdgpu: fix out of bounds write but amdgpu_dm_debugfs.c contains more of the same issue so fix the remaining ones. v2: * Add missing fix in dp_max_bpc_write (Harry Wentland)

CVSS Metrics

  • v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Trends

Current EPSS score: 0.02%• Percentile: 7%

Techniques & Countermeasures

  • CWE-787•Out-of-bounds Write

    The product writes data past the end, or before the beginning, of the intended buffer.

Affected Systems

  • debian•debian_linux

    11.0

  • linux•linux

    ≥ 918698d5c2b50433714d2042f55b55b090faa167, < 1336b886b162fdc84708096ea152a61c0e1fc09c | ≥ 918698d5c2b50433714d2042f55b55b090faa167, < 9eb4bdd554fc31a5ef6bf645a20ff21618ce45a9 | ≥ 918698d5c2b50433714d2042f55b55b090faa167, < 3f4e54bd312d3dafb59daf2b97ffa08abebe60f5 | 5.10

  • linux•linux_kernel

    ≥ 5.10, < 5.10.236 | ≥ 5.11, < 5.14.16 | 5.15:rc1 | 5.15:rc2 | 5.15:rc3 | 5.15:rc4 | 5.15:rc5 | 5.15:rc6 | 5.15:rc7

References (4)