CVE-2024-35325
libyaml: double-free in yaml_event_delete in /src/libyaml/src/api.c
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · June 13, 2024
Updated · August 7, 2026
Description
A vulnerability was found in libyaml in versions up to 0.2.5. This issue affects the yaml_event_delete function in the /src/libyaml/src/api.c. file, leading to a double-free problem.
Statement
To create the conditions for this vulnerability, yaml_event_delete must be called after yaml_emitter_delete, creating double free whenever there are anchors or tags involved. This ordering implies improper API usage, as such, Red Hat does not consider this a vulnerability.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-415 · Double Free