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CVE-2024-50064

kernel: zram: free secondary algorithms names

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · October 21, 2024

Updated · September 14, 2026

Description

A flaw was found in the zram component of the Linux kernel. When a zram device with multiple streams is reset, the secondary algorithm names are not properly freed. This oversight leads to a memory leak, which a local attacker could potentially exploit to cause a Denial of Service (DoS) by exhausting system memory.

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

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-401 · Missing Release of Memory after Effective Lifetime