What’s Vulnerable › Vulnerabilities
CVE-2020-8649
- Severity: medium (CVSS 5.9 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2020-02-06 · updated 2026-06-17
- Weakness: CWE-416
Description
There 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.
Affected products
- Debian Linux: 8.0, 9.0
- Linux kernel: through 5.5.2
- openSUSE Leap: 15.1
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html
- https://bugzilla.kernel.org/show_bug.cgi?id=206357
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
- https://www.debian.org/security/2020/dsa-4698
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html
- https://bugzilla.kernel.org/show_bug.cgi?id=206357
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
- https://www.debian.org/security/2020/dsa-4698
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