CVE-2020-14390
First published: Tue Sep 08 2020(Updated: )
A flaw was found in the Linux kernel in versions before 5.9-rc6. When changing screen size, an out-of-bounds memory write can occur leading to memory corruption or a denial of service. Due to the nature of the flaw, privilege escalation cannot be fully ruled out.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=2.2.3<5.9.0 | |
| Linux Linux kernel | =5.9.0 | |
| Linux Linux kernel | =5.9.0-rc1 | |
| Linux Linux kernel | =5.9.0-rc2 | |
| Linux Linux kernel | =5.9.0-rc3 | |
| Linux Linux kernel | =5.9.0-rc4 | |
| Linux Linux kernel | =5.9.0-rc5 | |
| Debian Debian Linux | =9.0 | |
| redhat/Linux kernel | <5.9 | 5.9 |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.123-1 6.1.119-1 6.12.6-1 6.12.9-1 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1876788
- https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
- https://launchpad.net/bugs/cve/CVE-2020-14390
- https://www.openwall.com/lists/oss-security/2020/09/15/2
- https://seclists.org/oss-sec/2020/q3/174
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1879955
- https://git.kernel.org/linus/50145474f6ef4a9c19205b173da6264a644c7489
- https://security-tracker.debian.org/tracker/CVE-2020-14390
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14390
- https://nvd.nist.gov/vuln/detail/CVE-2020-14390
- https://ubuntu.com/security/CVE-2020-14390
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