Bug 1857894 - kernel: injection of malicious ACPI tables via configfs can be used to bypass lockdown and secure boot restrictions
Summary: kernel: injection of malicious ACPI tables via configfs can be used to bypass...
Keywords:
Status: CLOSED DUPLICATE of bug 1852962
Alias: None
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1852963 1857895
Blocks: 1857896
TreeView+ depends on / blocked
 
Reported: 2020-07-16 17:53 UTC by Guilherme de Almeida Suckevicz
Modified: 2020-07-17 12:42 UTC (History)
47 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2020-07-17 12:37:34 UTC
Embargoed:

Attachments (Terms of Use)

Description Guilherme de Almeida Suckevicz 2020-07-16 17:53:56 UTC 
An issue was discovered in drivers/acpi/acpi_configfs.c in the Linux kernel before 5.7.7. Injection of malicious ACPI tables via configfs could be used by attackers to bypass lockdown and secure boot restrictions.

Reference and upstream commit:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=75b0cea7bf307f362057cc778efe89af4c615354
Comment 1 Guilherme de Almeida Suckevicz 2020-07-16 17:54:48 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1857895]
Comment 2 Justin M. Forbes 2020-07-16 19:11:43 UTC 
This seems a duplicate of 1852962
Comment 3 Guilherme de Almeida Suckevicz 2020-07-17 12:37:34 UTC 

*** This bug has been marked as a duplicate of bug 1852962 ***
Note You need to log in before you can comment on or make changes to this bug.