CVE-2022-0854 : A memory leak flaw was found in the Linux kernel’s DMA subsystem, in the way a

A memory leak flaw was found in the Linux kernel’s DMA subsystem, in the way a user calls DMA_FROM_DEVICE. This flaw allows a local user to read random memory from the kernel space.

Published 2022-03-23 20:15:10

Updated 2022-10-14 12:53:59

Source Red Hat, Inc.

View at NVD, CVE.org

Vulnerability category: Information leak

Products affected by CVE-2022-0854

Debian » Debian Linux » Version: 9.0
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Matching versions
Debian » Debian Linux » Version: 10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Matching versions
Debian » Debian Linux » Version: 11.0
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions up to, including, (<=) 5.16
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel » Version: 5.17 Update RC1
cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel » Version: 5.17 Update RC2
cpe:2.3:o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel » Version: 5.17 Update RC3
cpe:2.3:o:linux:linux_kernel:5.17:rc3:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel » Version: 5.17 Update RC4
cpe:2.3:o:linux:linux_kernel:5.17:rc4:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel » Version: 5.17 Update RC5
cpe:2.3:o:linux:linux_kernel:5.17:rc5:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel » Version: 5.17
cpe:2.3:o:linux:linux_kernel:5.17:-:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel » Version: 5.17 Update RC6
cpe:2.3:o:linux:linux_kernel:5.17:rc6:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel » Version: 5.17 Update RC7
cpe:2.3:o:linux:linux_kernel:5.17:rc7:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2022-0854

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-0854

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
2.1	LOW	AV:L/AC:L/Au:N/C:P/I:N/A:N	3.9	2.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE ids for CVE-2022-0854

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Assigned by: secalert@redhat.com (Secondary)
CWE-401 Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2022-0854

https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html

[SECURITY] [DLA 3065-1] linux security update
Mailing List;Third Party Advisory

CVEs referencing this url
https://www.debian.org/security/2022/dsa-5161

Debian -- Security Information -- DSA-5161-1 linux
Third Party Advisory

CVEs referencing this url
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/kernel/dma/swiotlb.c?h=v5.17-rc8&id=aa6f8dcbab473f3a3c7454b74caa46d36cdc5d13

kernel/git/torvalds/linux.git - Linux kernel source tree
Exploit;Mailing List;Third Party Advisory
https://www.debian.org/security/2022/dsa-5173

Debian -- Security Information -- DSA-5173-1 linux
Third Party Advisory

CVEs referencing this url

Jump to

Vulnerability Details : CVE-2022-0854

Products affected by CVE-2022-0854

Exploit prediction scoring system (EPSS) score for CVE-2022-0854

CVSS scores for CVE-2022-0854

CWE ids for CVE-2022-0854

References for CVE-2022-0854