CVE-2021-47141

2024-03-2500:00:00

ubuntu.com

linux kernel

vulnerability

fixed

null pointer

checks

notification blocks

AI Score

6.5

Confidence

High

EPSS

Percentile

15.5%

JSON

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.

OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchlinux< anyUNKNOWN
ubuntu20.04noarchlinux-aws< anyUNKNOWN
ubuntu18.04noarchlinux-aws-5.4< anyUNKNOWN
ubuntu20.04noarchlinux-azure< anyUNKNOWN
ubuntu18.04noarchlinux-azure-5.4< anyUNKNOWN
ubuntu20.04noarchlinux-bluefield< anyUNKNOWN
ubuntu20.04noarchlinux-gcp< anyUNKNOWN
ubuntu18.04noarchlinux-gcp-5.4< anyUNKNOWN
ubuntu20.04noarchlinux-gkeop< anyUNKNOWN
ubuntu18.04noarchlinux-hwe-5.4< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	20.04	noarch	linux	< any	UNKNOWN
ubuntu	20.04	noarch	linux-aws	< any	UNKNOWN
ubuntu	18.04	noarch	linux-aws-5.4	< any	UNKNOWN
ubuntu	20.04	noarch	linux-azure	< any	UNKNOWN
ubuntu	18.04	noarch	linux-azure-5.4	< any	UNKNOWN
ubuntu	20.04	noarch	linux-bluefield	< any	UNKNOWN
ubuntu	20.04	noarch	linux-gcp	< any	UNKNOWN
ubuntu	18.04	noarch	linux-gcp-5.4	< any	UNKNOWN
ubuntu	20.04	noarch	linux-gkeop	< any	UNKNOWN
ubuntu	18.04	noarch	linux-hwe-5.4	< any	UNKNOWN