CVE-2022-40476

EPSS 0.06%
Published 14.09.2022 21:15:10
Last modified 21.11.2024 07:21:26
Source cve@mitre.org
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A null pointer dereference issue was discovered in fs/io_uring.c in the Linux kernel before 5.15.62. A local user could use this flaw to crash the system or potentially cause a denial of service.

Affected products Warnungen 0 Metrics 2 CWE 1 References 6

Data is provided by the National Vulnerability Database (NVD)

Linux ≫ Linux Kernel Version < 5.15.62

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	0.06%	0.183

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	5.5	1.8	3.6	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/fs/io_uring.c?h=v5.15.61&id=3746d62ecf1c872a520c4866118edccb121c44fd

Patch

Vendor Advisory

https://lore.kernel.org/lkml/CAO4S-mdVW5GkODk0+vbQexNAAJZopwzFJ9ACvRCJ989fQ4A6Ow%40mail.gmail.com/

https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.62

Vendor Advisory

Release Notes

https://nvd.nist.gov/vuln/detail/CVE-2022-40476

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2022-40476

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2022-40476

EUVD