Is CVE-2023-0469 in the CISA KEV catalog?

No. CVE-2023-0469 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-0469?

CVE-2023-0469 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2023-0469?

CVE-2023-0469 has an EPSS score of 0.32% (24th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-0469?

Upgrade linux on debian 12 to 6.0.12-1 or later. Fixes are available for 45 affected products.

CVE & CISA-KEV Catalog

CVE-2023-0469

MEDIUM

5.5

CVSS v3

NVD

Description

A use-after-free flaw was found in io_uring/filetable.c in io_install_fixed_file in the io_uring subcomponent in the Linux Kernel during call cleanup. This flaw may lead to a denial of service.

CWE-191 CWE-416Use After Free

How to fix

Remediation Available

linuxDebian

Fixed in:6.0.12-1CVE-2023-0469

linuxUbuntu

Fixed in:5.19.0-38.39USN-5970-1

linux-awsUbuntu

Fixed in:5.19.0-1022.23USN-5970-1

linux-azureUbuntu

Fixed in:5.19.0-1022.23USN-5970-1

linux-gcpUbuntu

Fixed in:5.19.0-1019.21USN-5970-1

linux-hwe-5.19Ubuntu

Fixed in:5.19.0-38.39~22.04.1USN-5979-1

linux-ibmUbuntu

Fixed in:5.19.0-1019.21USN-5970-1

linux-image-5.19.0-1015-raspiUbuntu

Fixed in:5.19.0-1015.22USN-5970-1

linux-image-5.19.0-1015-raspi-nolpaeUbuntu

Fixed in:5.19.0-1015.22USN-5970-1

linux-image-5.19.0-1019-gcpUbuntu

Fixed in:5.19.0-1019.21USN-5970-1

linux-image-5.19.0-1019-ibmUbuntu

Fixed in:5.19.0-1019.21USN-5970-1

linux-image-5.19.0-1019-oracleUbuntu

Fixed in:5.19.0-1019.22USN-5970-1

linux-image-5.19.0-1020-kvmUbuntu

Fixed in:5.19.0-1020.21USN-5970-1

linux-image-5.19.0-1021-lowlatencyUbuntu

Fixed in:5.19.0-1021.22USN-5970-1

linux-image-5.19.0-1021-lowlatency-64kUbuntu

Fixed in:5.19.0-1021.22USN-5970-1

linux-image-5.19.0-1022-awsUbuntu

Fixed in:5.19.0-1022.23USN-5970-1

linux-image-5.19.0-1022-azureUbuntu

Fixed in:5.19.0-1022.23USN-5970-1

linux-image-5.19.0-38-genericUbuntu

Fixed in:5.19.0-38.39~22.04.1USN-5979-1

Fixed in:5.19.0-38.39USN-5970-1

linux-image-5.19.0-38-generic-64kUbuntu

Fixed in:5.19.0-38.39~22.04.1USN-5979-1

Fixed in:5.19.0-38.39USN-5970-1

linux-image-5.19.0-38-generic-lpaeUbuntu

Fixed in:5.19.0-38.39~22.04.1USN-5979-1

Fixed in:5.19.0-38.39USN-5970-1

linux-image-6.0.0-1012-oemUbuntu

Fixed in:6.0.0-1012.12USN-5914-1

linux-image-awsUbuntu

Fixed in:5.19.0.1022.19USN-5970-1

linux-image-azureUbuntu

Fixed in:5.19.0.1022.18USN-5970-1

linux-image-gcpUbuntu

Fixed in:5.19.0.1019.16USN-5970-1

linux-image-genericUbuntu

Fixed in:5.19.0.38.34USN-5970-1

linux-image-generic-64kUbuntu

Fixed in:5.19.0.38.34USN-5970-1

linux-image-generic-64k-hwe-22.04Ubuntu

Fixed in:5.19.0.38.39~22.04.12USN-5979-1

linux-image-generic-hwe-22.04Ubuntu

Fixed in:5.19.0.38.39~22.04.12USN-5979-1

linux-image-generic-lpaeUbuntu

Fixed in:5.19.0.38.34USN-5970-1

linux-image-generic-lpae-hwe-22.04Ubuntu

Fixed in:5.19.0.38.39~22.04.12USN-5979-1

linux-image-ibmUbuntu

Fixed in:5.19.0.1019.16USN-5970-1

linux-image-kvmUbuntu

Fixed in:5.19.0.1020.17USN-5970-1

linux-image-lowlatencyUbuntu

Fixed in:5.19.0.1021.17USN-5970-1

linux-image-lowlatency-64kUbuntu

Fixed in:5.19.0.1021.17USN-5970-1

linux-image-oem-22.04bUbuntu

Fixed in:6.0.0.1012.12USN-5914-1

linux-image-oracleUbuntu

Fixed in:5.19.0.1019.16USN-5970-1

linux-image-raspiUbuntu

Fixed in:5.19.0.1015.14USN-5970-1

linux-image-raspi-nolpaeUbuntu

Fixed in:5.19.0.1015.14USN-5970-1

linux-image-virtualUbuntu

Fixed in:5.19.0.38.34USN-5970-1

linux-image-virtual-hwe-22.04Ubuntu

Fixed in:5.19.0.38.39~22.04.12USN-5979-1

linux-kvmUbuntu

Fixed in:5.19.0-1020.21USN-5970-1

linux-lowlatencyUbuntu

Fixed in:5.19.0-1021.22USN-5970-1

linux-oem-6.0Ubuntu

Fixed in:6.0.0-1012.12USN-5914-1

linux-oracleUbuntu

Fixed in:5.19.0-1019.22USN-5970-1

linux-raspiUbuntu

Fixed in:5.19.0-1015.22USN-5970-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.32%probability of exploitation in 30 days

24thpercentile

Low risk: more likely to be exploited than 24% of all known CVEs.

References

Patch1

bugzilla.redhat.com

Related Vulnerabilities

Other CWE-191 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0497	Critical	9.8	100%	KEV	Fix
CVE-2020-36221	High	7.5	84%	-	Fix
CVE-2020-36228	High	7.5	83%	-	Fix
CVE-2023-31102	High	7.8	71%	-	Fix
CVE-2024-38063	Critical	9.8	71%	-	Fix
CVE-2017-14496	High	7.5	66%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-04-01.