CVE-2026-24825

a memory leak in ydb-platform/ydb with use of yajl_tree_parse function from src/yail module, which will cause out-of-memory in server and cause crash.

State: Published
Severity: 6.9 Medium
Published: Jan 27, 2026
Updated: Jan 27, 2026
Reserved: Jan 27, 2026

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Description

Missing Release of Memory after Effective Lifetime vulnerability in ydb-platform ydb (contrib/libs/yajl modules). This vulnerability is associated with program files yail_tree.C.

This issue affects ydb: through 24.4.4.2.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/S:N/AU:Y/R:U/V:D/RE:L/U:Amber	GovTech CSG

Weaknesses

CWE-401 Missing Release of Memory after Effective Lifetime

Affected Products

Product	Versions
ydbydb-platform	24.4.4.2 and earlierAffected

References

https://github.com/ydb-platform/ydb/pull/17570patch

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