CVE-2020-8649 is a use-after-free vulnerability in the Linux kernel, specifically within the vgacon_invert_region function in drivers/video/console/vgacon.c, affecting versions up to 5.5.2. This flaw impacts various Debian and openSUSE Linux distributions. It carries a CVSS score of 5.9 (Medium), indicating that a low-privileged attacker with physical access could achieve high confidentiality and availability impacts. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.5.2CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
15.1CPE matchmatch criteria | cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
CVE-2020-8649
Aug 11, 2020There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the vgacon_invert_region function in drivers/video/console/vgacon.c.
Feb 11, 2020kernel: invalid read location in vgacon_invert_region function in drivers/video/console/vgacon.c
Jan 30, 2020