Vulnerability Description
A flaw was found in the Linux kernel implementation of proxied virtualized TPM devices. On a system where virtualized TPM devices are configured (this is not the default) a local attacker can create a use-after-free and create a situation where it may be possible to escalate privileges on the system.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.12, < 4.14.276 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9dMailing ListPatchVendor Advisory
- https://security.netapp.com/advisory/ntap-20230214-0006/
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9dMailing ListPatchVendor Advisory
- https://security.netapp.com/advisory/ntap-20230214-0006/
FAQ
What is CVE-2022-2977?
CVE-2022-2977 is a vulnerability with a CVSS score of 7.8 (HIGH). A flaw was found in the Linux kernel implementation of proxied virtualized TPM devices. On a system where virtualized TPM devices are configured (this is not the default) a local attacker can create a...
How severe is CVE-2022-2977?
CVE-2022-2977 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-2977?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.