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CVE-2024-0646 Design/Logic Flaw

Significant
Remediate Within one Month

CVE Information

Original CVE data

Published:
Updated:

An out-of-bounds memory write flaw was found in the Linux kernel’s Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system.

CWE: CWE-787
CVSS v2-
CVSS v37.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
https://access.redhat.com/security/cve/CVE-2024-0646
https://bugzilla.redhat.com/show_bug.cgi?id=2253908
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c5a595000e267
https://access.redhat.com/errata/RHSA-2024:0723
https://access.redhat.com/errata/RHSA-2024:0724
https://access.redhat.com/errata/RHSA-2024:0725
https://access.redhat.com/errata/RHSA-2024:0850
https://access.redhat.com/errata/RHSA-2024:0851
https://access.redhat.com/errata/RHSA-2024:0876
https://access.redhat.com/errata/RHSA-2024:0881
https://access.redhat.com/errata/RHSA-2024:0897
https://access.redhat.com/errata/RHSA-2024:1248
https://access.redhat.com/errata/RHSA-2024:1250
https://access.redhat.com/errata/RHSA-2024:1251
https://access.redhat.com/errata/RHSA-2024:1253
https://access.redhat.com/errata/RHSA-2024:1268
https://access.redhat.com/errata/RHSA-2024:1269
https://access.redhat.com/errata/RHSA-2024:1278
https://access.redhat.com/errata/RHSA-2024:1306
https://access.redhat.com/errata/RHSA-2024:1367
https://access.redhat.com/errata/RHSA-2024:1368
https://access.redhat.com/errata/RHSA-2024:1377
https://access.redhat.com/errata/RHSA-2024:1382
https://access.redhat.com/errata/RHSA-2024:1404
https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html
https://access.redhat.com/errata/RHSA-2024:2094
Affected Vendors

Linux - (1)

Redhat - (1)

Basic Analysis

Common vulnerability metrics

Vulnerabilty type as detected by PRIOnengine

Design/Logic Flaw

CVSS Scores as calculated by PRIOnengine
CVSS v27.2
AV:L/AC:L/AU:N/C:C/I:C/A:C
CVSS v37.8
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
MITRE CWE Top 25

Vulnerability weakness type is in the top 25 CWEs according to MITRE. View Mitre Top 25 CWEs

Exploits

No exploit code is reported to exist.

Active Exploitation

Vulnerability is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. See the KEV Catalog

Social Network Activity

-

Threat Actor Activity

No sightings of the vulnerability within threat reports.

Cybersecurity Frameworks

How the vulnerability maps against various cybersecurity frameworks

T1499.004 - Endpoint Denial of Service (Application or System Exploitation)
T1499 - Endpoint Denial of Service
T1498 - Network Denial of Service
T1203 - Exploitation for Client Execution
T1059 - Command and Scripting Interpreter

Compliance Impact

How the submited vulnerability affects compliance

PCI DSS v3.2.1-6.5.5 - Improper Error Handling
PCI DSS v3.2.1-6.5.2 - Buffer Overflows

Web Application Security Frameworks

Applicable if the issue likely affects a web application

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