CVE-2021-47319

MEDIUM

Linux Kernel < 4.4.276 - Memory Leak

Title source: rule

Description

In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fix memory leak among suspend/resume procedure The vblk->vqs should be freed before we call init_vqs() in virtblk_restore().

References (9)

[Patch] https://git.kernel.org/stable/c/04c6e60b884cb5e94ff32af46867fb41d5848358

[Patch] https://git.kernel.org/stable/c/102d6bc6475ab09bab579c18704e6cf8d898e93c

[Patch] https://git.kernel.org/stable/c/29a2f4a3214aa14d61cc9737c9f886dae9dbb710

[Patch] https://git.kernel.org/stable/c/381bde79d11e596002edfd914e6714291826967a

[Patch] https://git.kernel.org/stable/c/600942d2fd49b90e44857d20c774b20d16f3130f

[Patch] https://git.kernel.org/stable/c/863da837964c80c72e368a4f748c30d25daa1815

[Patch] https://git.kernel.org/stable/c/b71ba22e7c6c6b279c66f53ee7818709774efa1f

[Patch] https://git.kernel.org/stable/c/ca2b8ae93a6da9839dc7f9eb9199b18aa03c3dae

[Patch] https://git.kernel.org/stable/c/cd24da0db9f75ca11eaf6060f0ccb90e2f3be3b0

Scores

CVSS v3 5.5

EPSS 0.0001

EPSS Percentile 0.6%

Attack Vector LOCAL

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

Classification

CWE

CWE-401

Status published

Affected Products (1)

linux/linux_kernel < 4.4.276

Timeline

Published May 21, 2024

Tracked Since Feb 18, 2026