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CVE-2023-39193

Date: October 9, 2023

A flaw was found in the Netfilter subsystem in the Linux kernel. The sctp_mt_check did not validate the flag_count field. This flaw allows a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, leading to a crash or information disclosure.

Language: C

Severity Score

6.1

Related Resources (9)

Url: https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-39193

Url: https://www.zerodayinitiative.com/advisories/ZDI-CAN-18866/

Url: https://access.redhat.com/errata/RHSA-2024:2394

Url: https://access.redhat.com/errata/RHSA-2024:3138

Url: https://access.redhat.com/errata/RHSA-2024:2950

Url: https://bugzilla.redhat.com/show_bug.cgi?id=2226787

Url: https://access.redhat.com/security/cve/CVE-2023-39193

Url: https://www.mend.io/vulnerability-database/CVE-2023-39193

Severity Score

6.1

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

CVSS v3.1

Base Score:	6.1
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	NONE
Availability (A):	LOW

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CVE-2023-39193

Date: October 9, 2023

Language: C

Severity Score

Related Resources (9)

Severity Score

Weakness Type (CWE)

CVSS v3.1

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