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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://git.zx2c4.com/american-unsigned-language/tree/american-unsigned-language-2.sh ↗
- https://www.openwall.com/lists/oss-security/2020/06/15/3 ↗
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=75b0cea7bf307f362057cc778efe89af4c615354 ↗
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.7 ↗
- http://www.openwall.com/lists/oss-security/2020/07/20/7 ↗
- http://www.openwall.com/lists/oss-security/2020/07/29/3 ↗
- http://www.openwall.com/lists/oss-security/2020/07/30/3 ↗
- http://www.openwall.com/lists/oss-security/2020/07/30/2 ↗
- https://usn.ubuntu.com/4425-1/ ↗
- https://usn.ubuntu.com/4439-1/ ↗
- https://usn.ubuntu.com/4426-1/ ↗
- https://usn.ubuntu.com/4440-1/ ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.html ↗