CVE-2021-4091
HIGH
7.5
CVSS Score
Published: February 18, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 04:19 AM UTC
8 products affected across 2 vendorsEnterprise Linux DesktopEnterprise Linux ServerEnterprise Linux Workstation
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Severity
HIGH7.5
Exploit prediction
EPSS 2%
Description
A double-free was found in the way 389-ds-base handles virtual attributes context in persistent searches. An attacker could send a series of search requests, forcing the server to behave unexpectedly, and crash.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 1.3.10.21.3.10.2
Affected range stops below 1.3.10.2, so it looks safe — our inference, not a vendor statement
95%
Enterprise Linux Server· Red Hatrubygems
95%95%
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (3)
Issue TrackingPatchVendor Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2030307Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2025/01/msg00015.htmlCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-415
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