kbrain

CVE-2012-4542

MEDIUM · CVSS 4.6EPSS 0.3%EU EUVD

block/scsi_ioctl.c in the Linux kernel through 3.8 does not properly consider the SCSI device class during authorization of SCSI commands, which allows local users to bypass intended access restrictions via an SG_IO ioctl call that leverages overlapping opcodes.

Key facts

CVSS score
4.6 (v2.0)
Severity
MEDIUM
CVSS vector
AV:L/AC:L/Au:N/C:P/I:P/A:P
Weakness (CWE)
CWE-264
EPSS score
0.3% (29th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2012-4470)
Published
February 28, 2013
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-4470 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
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  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
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  • linux / linux kernel
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  • linux / linux kernel
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  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel
  • linux / linux kernel

and 132 more…

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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