CVE-2021-47141

medium

Description

In the Linux kernel, the following vulnerability has been resolved: gve: Add NULL pointer checks when freeing irqs. When freeing notification blocks, we index priv->msix_vectors. If we failed to allocate priv->msix_vectors (see abort_with_msix_vectors) this could lead to a NULL pointer dereference if the driver is unloaded.

References

https://git.kernel.org/stable/c/da21a35c00ff1a1794d4f166d3b3fa8db4d0f6fb

https://git.kernel.org/stable/c/821149ee88c206fa37e79c1868cc270518484876

https://git.kernel.org/stable/c/5278c75266c5094d3c0958793bf12fc90300e580

https://git.kernel.org/stable/c/5218e919c8d06279884aa0baf76778a6817d5b93

Details

Source: Mitre, NVD

Published: 2024-03-25

Updated: 2024-12-20

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium