CVE-2022-48911

Severity CVSS v4.0:

Pending analysis

Type:

CWE-416 Use After Free

Publication date:

22/08/2024

Last modified:

12/09/2024

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_queue: fix possible use-after-free Eric Dumazet says: The sock_hold() side seems suspect, because there is no guarantee that sk_refcnt is not already 0. On failure, we cannot queue the packet and need to indicate an error. The packet will be dropped by the caller. v2: split skb prefetch hunk into separate change

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	2.6.29 (including)	4.9.305 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.10 (including)	4.14.270 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.15 (including)	4.19.233 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.20 (including)	5.4.183 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.104 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.27 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	5.16.13 (excluding)
cpe:2.3:o:linux:linux_kernel:5.17:rc1::::::
cpe:2.3:o:linux:linux_kernel:5.17:rc2::::::
cpe:2.3:o:linux:linux_kernel:5.17:rc3::::::
cpe:2.3:o:linux:linux_kernel:5.17:rc4::::::
cpe:2.3:o:linux:linux_kernel:5.17:rc5::::::
cpe:2.3:o:linux:linux_kernel:5.17:rc6::::::

To consult the complete list of CPE names with products and versions, see this page

CVE-2022-48911

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools