vulnerability
Red Hat: CVE-2021-20277: CVE-2021-20277 samba: Out of bounds read in AD DC LDAP server (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Apr 6, 2021 | Apr 7, 2021 | Aug 11, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Apr 6, 2021
Added
Apr 7, 2021
Modified
Aug 11, 2025
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
no-fix-redhat-rpm-packageredhat-upgrade-ldb-toolsredhat-upgrade-ldb-tools-debuginforedhat-upgrade-libldbredhat-upgrade-libldb-debuginforedhat-upgrade-libldb-debugsourceredhat-upgrade-libldb-develredhat-upgrade-pyldbredhat-upgrade-pyldb-develredhat-upgrade-python3-ldbredhat-upgrade-python3-ldb-debuginfo
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