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.
No analysis available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DSA |
DSA-4867-1 | grub2 security update |
EUVD |
EUVD-2021-7665 | 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. |
Ubuntu USN |
USN-4992-1 | GRUB 2 vulnerabilities |
References
History
No history.
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Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-03T17:30:07.623Z
Reserved: 2020-12-17T00:00:00.000Z
Link: CVE-2021-20225
No data.
Status : Modified
Published: 2021-03-03T17:15:11.973
Modified: 2024-11-21T05:46:09.903
Link: CVE-2021-20225
OpenCVE Enrichment
No data.
Weaknesses
Debian DSA
EUVD
Ubuntu USN