CVE-2020-27820 — Use After Free in Kernel
Severity
4.7MEDIUMNVD
EPSS
0.0%
top 93.53%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedNov 3
Latest updateMay 24
Description
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).
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.0 | Impact: 3.6
Affected Packages8 packages
Also affects: Fedora 33
Patches
🔴Vulnerability Details
7GHSA▶
GHSA-gj7j-hrqm-6x5q: 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 commo↗2022-05-24
OSV▶
linux, linux-aws, linux-azure, linux-azure-5.4, linux-azure-fde, linux-gcp, linux-gcp-5.4, linux-gke, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, li↗2022-05-12
OSV▶
linux, linux-aws, linux-aws-5.11, linux-aws-5.13, linux-azure-5.11, linux-gcp, linux-gcp-5.11, linux-hwe-5.13, linux-kvm, linux-oem-5.13, linux-oracle, linux-oracle-5.11, linux-raspi vulnerabilities↗2022-02-03