CVE-2022-3107 - kernel: hv_netvsc: NULL pointer dereference in netvsc_get_ethtool_stats()

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MEDIUM

kernel: hv_netvsc: NULL pointer dereference in netvsc_get_ethtool_stats()

Published Dec 14, 2022

5.5

MEDIUM

CVSS 3.1

EPSS 0.22%

Description

An issue was discovered in the Linux kernel through 5.16-rc6. netvsc_get_ethtool_stats in drivers/net/hyperv/netvsc_drv.c lacks check of the return value of kvmalloc_array() and will cause the null pointer dereference.

Affected products

Vendor n/a Product Kernel Default
unknown
Affected
- Linux 5.16-rc6

Default status is the baseline for the product. Each version can override it (patched versions can be marked unaffected).

Vendor	Product	Default status	Versions
n/a	Kernel	unknown	Affected Linux 5.16-rc6

Red Hat Enterprise Linux 8

kernel-0:4.18.0-425.3.1.el8

Fixed · RHSA-2022:7683
Red Hat Enterprise Linux 8

kernel-rt-0:4.18.0-425.3.1.rt7.213.el8

Fixed · RHSA-2022:7444
Red Hat Enterprise Linux 9

kernel-0:5.14.0-162.6.1.el9_1

Fixed · RHSA-2022:8267
Red Hat Enterprise Linux 9

kernel-0:5.14.0-162.6.1.el9_1

Fixed · RHSA-2022:8267
Red Hat Enterprise Linux 9

kernel-rt-0:5.14.0-162.6.1.rt21.168.el9_1

Fixed · RHSA-2022:7933
Red Hat Enterprise Linux 6

kernel

Not affected
Red Hat Enterprise Linux 7

kernel

Not affected
Red Hat Enterprise Linux 7

kernel-rt

Not affected

Product	Package	State	Advisory
Red Hat Enterprise Linux 8	kernel-0:4.18.0-425.3.1.el8	Fixed	RHSA-2022:7683
Red Hat Enterprise Linux 8	kernel-rt-0:4.18.0-425.3.1.rt7.213.el8	Fixed	RHSA-2022:7444
Red Hat Enterprise Linux 9	kernel-0:5.14.0-162.6.1.el9_1	Fixed	RHSA-2022:8267
Red Hat Enterprise Linux 9	kernel-0:5.14.0-162.6.1.el9_1	Fixed	RHSA-2022:8267
Red Hat Enterprise Linux 9	kernel-rt-0:5.14.0-162.6.1.rt21.168.el9_1	Fixed	RHSA-2022:7933
Red Hat Enterprise Linux 6	kernel	Not affected	n/a
Red Hat Enterprise Linux 7	kernel	Not affected	n/a
Red Hat Enterprise Linux 7	kernel-rt	Not affected	n/a

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-476

NULL Pointer Dereference

References (6)

https://access.redhat.com/security/cve/CVE-2022-3107
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2153060
Issue TrackingThird Party Advisory
https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-42534
Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v5.19-rc2&id=886e44c9298a6b428ae046e2fa092ca52e822e6a
PatchVendor Advisory
https://nvd.nist.gov/vuln/detail/CVE-2022-3107
https://www.cve.org/CVERecord?id=CVE-2022-3107

Link	Providers	Tags
https://access.redhat.com/security/cve/CVE-2022-3107		Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2153060		Issue TrackingThird Party Advisory
https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-42534		Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v5.19-rc2&id=886e44c9298a6b428ae046e2fa092ca52e822e6a		PatchVendor Advisory
https://nvd.nist.gov/vuln/detail/CVE-2022-3107
https://www.cve.org/CVERecord?id=CVE-2022-3107

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner redhat

Published Dec 14, 2022

Updated Apr 22, 2025

Reserved Sep 2, 2022

Link CVE-2022-3107

CISA Vulnrichment

Updated Apr 22, 2025

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2022-3107

Red Hat

Severity Low

Public date Dec 13, 2022

Bugzilla 2153060

Link CVE-2022-3107

ENISA EUVD

Assigner redhat

Published Dec 14, 2022

Updated Apr 22, 2025

Link EUVD-2022-42534

GitHub

No data