CVE-2026-14683
HdrHistogram: HdrHistogram: Denial of Service via uncontrolled memory allocation
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 5, 2026
Updated · October 15, 2026
Description
A flaw was found in HdrHistogram. A local attacker can exploit a vulnerability in the decodeFromCompressedByteBuffer function by manipulating the lengthOfCompressedContents argument. This manipulation leads to uncontrolled memory allocation, which can result in a Denial of Service (DoS) condition, making the affected system unavailable.
Statement
Low impact. A local attacker can exploit a flaw in HdrHistogram's decodeFromCompressedByteBuffer function by manipulating input, leading to uncontrolled memory allocation and a denial of service. This issue requires local access and results in resource exhaustion, not arbitrary code execution or data compromise.
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 · 3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CWE-770 · Allocation of Resources Without Limits or Throttling