Vulnerability DatabaseWS-2021-0187
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WS-2021-0187
Published:May 14, 2026
Updated:May 14, 2026
systemd in versions v228 to v247 is vulnerable to Heap-double-free in mfree, related to src/basic/alloc-util.h
Affected Packages
systemd-boot (YOCTO):
Affected version(s) >=230+gitAUTOINC+3a74d4fc90 <244.3
Fix Suggestion:
Update to version 244.3
systemd-boot (YOCTO):
Affected version(s) =244.5 <245.6
Fix Suggestion:
Update to version 245.6
Related Resources (1)
https://github.com/systemd/systemd/commit/5800f0fc682baccb24ae076b3ffea0a548812486
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CVSS v4
Base Score:
6.9
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.2
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH