CVE-2026-82017

IGEL OS 12 / 11 Boot Registry Parameter Injection via Unsigned Configuration Area

State
Published
Severity
8.6 High
Published
Aug 28, 2026
Updated
Oct 1, 2026
Reserved
Aug 27, 2026

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Description

IGEL OS 12 before 12.7.6 and IGEL OS 11 before 11.11.150 contain a boot registry parameter injection vulnerability that allows attackers with physical access to execute arbitrary Linux loader parameters by writing to an unencrypted and unsigned configuration area read by the signed bootloader. Attackers can inject malicious kernel command line parameters that execute with boot environment privileges without triggering TPM PCR measurement failures, as the attack does not modify the measured boot code.

Scores

CVSSScoreVectorSource
4.08.6 HighCVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:HVulnCheck
3.17.6 HighCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HVulnCheck

Weaknesses

  • CWE-345 Insufficient Verification of Data Authenticity

Affected Products

ProductVersions
IGEL OS 12IGEL
  • 12.0.0 to before 12.7.6Affected
IGEL OS 11IGEL
  • 11.0.0 to before 11.11.150Affected

References

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