CVE-2021-20225

Name
CVE-2021-20225
Description
A flaw was found in grub2 in versions prior to 2.06. The option parser allows an attacker to write past the end of a heap-allocated buffer by calling certain commands with a large number of specific short forms of options. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
NVD Severity
medium
Other trackers
Mailing lists
Exploits
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1924696
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZWZ36QK4IKU6MWDWNOOWKPH3WXZBHT2R/
GENTOO https://security.gentoo.org/glsa/202104-05
Third Party Advisory https://security.netapp.com/advisory/ntap-20220325-0001/

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:gnu:grub2:*:*:*:*:*:*:*:* grub2 >= None < 2.06

Vulnerable and fixed packages

Source package Branch Version Maintainer Status