CVE-2021-27212 @ morris
Status
new
Priority
7.0
Match score
4.0
Risk
DoS
Remote
CVSS
7.5 HIGH
Reason
cpe: openldap; pkgs: openldap, openldap-devel; version: in-range: openldap-2.4.44-25.el7_9.tuxcare.els1, openldap-devel-2.4.44-25.el7_9.tuxcare.els1; risk:dos
Created
2026-10-15T10:20:39Z
Updated
2026-10-20T10:18:47Z
Package interrogation (copy)
Run on the host — click to copy a command. RPM
| Package | Commands |
|---|---|
| openldap-2.4.44-25.el7_9.tuxcare.els1 | |
| openldap-devel-2.4.44-25.el7_9.tuxcare.els1 | |
| alt-openldap11-2.4.59-2.el7 | |
| alt-openldap11-devel-2.4.59-2.el7 |
Inventory lookup
Search package inventory across systems, then return here. Create a ticket on systems the matcher missed.
Suggestions: openldap · openldap-devel
| System | Matches | Ticket for CVE-2021-27212 | |
|---|---|---|---|
| morris | openldap-devel 2.4.44 | new open |
Same product CVEs in your queue
Other open tickets that look like the same product. Closed tickets are omitted unless they are already pegged to this CVE.
| CVE | CVSS | KEV | Systems | Status | Matched | Already related | |
|---|---|---|---|---|---|---|---|
| CVE-2022-29155 | 9.8 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-12243 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-25692 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-36230 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-36229 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-36228 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-36227 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-36226 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-36225 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-36224 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-36223 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-36222 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-36221 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-25710 | 7.5 | morris, mufasa | new | openldap-devel | — | ||
| CVE-2020-25709 | 7.5 | morris, mufasa | new | openldap-devel | — |
Related CVE (same fix)
Point this ticket’s CVE at a higher-priority / same-fix primary so you only triage one.
Host OS / kernel
OS
CloudLinux release 7.9 (Boris Yegorov)
(7.9)
· cloudlinux
Arch
x86_64
kernel_release
uname -r → 3.10.0-962.3.2.lve1.5.89.el7.x86_64kernel_version
uname -v → #1 SMP Thu Jul 9 15:55:31 UTC 2026For Linux kernel CVEs, kernel_version (Debian packaging / build string) often decides fixed vs not; kernel_release is used for upstream NVD range compares.
Same CVE on other hosts
Open the ticket for this CVE on another system.
| System | Status | Priority | Updated | |
|---|---|---|---|---|
| mufasa | new | 7.0 | 2026-10-20T10:18:47Z | Open |
Description
In OpenLDAP through 2.4.57 and 2.5.x through 2.5.1alpha, an assertion failure in slapd can occur in the issuerAndThisUpdateCheck function via a crafted packet, resulting in a denial of service (daemon exit) via a short timestamp. This is related to schema_init.c and checkTime.
Update status
Add note only
References
- https://bugs.openldap.org/show_bug.cgi?id=9454
- https://git.openldap.org/openldap/openldap/-/commit/3539fc33212b528c56b716584f2c2994af7c30b0
- https://git.openldap.org/openldap/openldap/-/commit/9badb73425a67768c09bcaed1a9c26c684af6c30
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2021/02/msg00035.html
- https://security.netapp.com/advisory/ntap-20210319-0005/
- https://www.debian.org/security/2021/dsa-4860
- https://bugs.openldap.org/show_bug.cgi?id=9454
- https://git.openldap.org/openldap/openldap/-/commit/3539fc33212b528c56b716584f2c2994af7c30b0
- https://git.openldap.org/openldap/openldap/-/commit/9badb73425a67768c09bcaed1a9c26c684af6c30
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2021/02/msg00035.html
- https://security.netapp.com/advisory/ntap-20210319-0005/
NVD: CVE-2021-27212