CVE-2022-1943

Advisory lineage Upstream: 0 Downstream: 7
Modified
Published: 01 Jun 2022, 00:00
Last modified:03 Aug 2024, 00:24

Vulnerability Summary

Overall Risk (default)
medium
31/100
CVSS Score
7.8 HIGH
v3.1 (nvd)
EPSS Score
0.04% LOW
0% probability -0.07%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

01 Jun 2022, 00:00
Published
Vulnerability first disclosed
03 Aug 2024, 00:24
Last Modified
Vulnerability information updated

Description

A flaw out of bounds memory write in the Linux kernel UDF file system functionality was found in the way user triggers some file operation which triggers udf_write_fi(). A local user could use this flaw to crash the system or potentially

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
  • v2.0•HIGH•Score: 7.2AV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS Trends

Current EPSS score: 0.04%• Percentile: 11%

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

  • linux•linux_kernel

    ≥ 5.15, < 5.15.40 | ≥ 5.16, < 5.17.8

References (1)