vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-20277): ldb vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Mar 24, 2021 | Mar 25, 2021 | Apr 16, 2026 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Mar 24, 2021
Added
Mar 25, 2021
Modified
Apr 16, 2026
Description
A flaw was found in Samba's libldb. Multiple, consecutive leading spaces in an LDAP attribute can lead to an out-of-bounds memory write, leading to a crash of the LDAP server process handling the request. The highest threat from this vulnerability is to system availability.
Solutions
ubuntu-pro-upgrade-libldb1ubuntu-upgrade-libldb1ubuntu-upgrade-libldb2
Rapid7 Labs
2026 Global Threat Landscape Report
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