CVE-2020-15780

Description

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, aka CID-75b0cea7bf30.

Category

6.7
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.67% Top 30%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory kernel.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://git.zx2c4.com/american-unsigned-language/tree/american-unsigned-language-2.sh third party advisory patch
https://www.openwall.com/lists/oss-security/2020/06/15/3 third party advisory mailing list
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=75b0cea7bf307f362057cc778efe89af4c615354 patch vendor advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.7 release notes vendor advisory
http://www.openwall.com/lists/oss-security/2020/07/20/7 patch mailing list third party advisory
http://www.openwall.com/lists/oss-security/2020/07/29/3 third party advisory mailing list
http://www.openwall.com/lists/oss-security/2020/07/30/3 third party advisory mailing list
http://www.openwall.com/lists/oss-security/2020/07/30/2 third party advisory mailing list
https://usn.ubuntu.com/4425-1/ third party advisory vendor advisory
https://usn.ubuntu.com/4439-1/ third party advisory vendor advisory
https://usn.ubuntu.com/4426-1/ third party advisory vendor advisory
https://usn.ubuntu.com/4440-1/ third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html vendor advisory mailing list third party advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.html vendor advisory mailing list third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-15780?
CVE-2020-15780 has been scored as a medium severity vulnerability.
How to fix CVE-2020-15780?
To fix CVE-2020-15780, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-15780 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-15780 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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