CVE-2020-27820

EPSS 0.5%CWE-416

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

02 Nov 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A vulnerability was found in Linux kernel, where a use-after-frees in nouveau's postclose() handler could happen if removing device (that is not common to remove video card physically without power-off, but same happens if "unbind" the driver).

Affected products

n/a · kernel

References

https://bugzilla.redhat.com/show_bug.cgi?id=1901726 https://lore.kernel.org/dri-devel/20201103194912.184413-2-jcline%40redhat.com/https://lore.kernel.org/dri-devel/20201103194912.184413-3-jcline%40redhat.com/https://lore.kernel.org/dri-devel/20201103194912.184413-4-jcline%40redhat.com/https://www.oracle.com/security-alerts/cpujul2022.html